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Current File : //usr/share/mibs/ietf/L2TP-MIB
L2TP-MIB DEFINITIONS ::= BEGIN

IMPORTS
        Integer32, Unsigned32, Counter32, Gauge32,
        Counter64, transmission, MODULE-IDENTITY,
        OBJECT-TYPE, NOTIFICATION-TYPE
            FROM SNMPv2-SMI
        TEXTUAL-CONVENTION, RowStatus, TruthValue,
        StorageType
            FROM SNMPv2-TC
        SnmpAdminString
            FROM SNMP-FRAMEWORK-MIB
        OBJECT-GROUP, MODULE-COMPLIANCE, NOTIFICATION-GROUP
            FROM SNMPv2-CONF
        InterfaceIndex
            FROM IF-MIB;

l2tp    MODULE-IDENTITY
        LAST-UPDATED    "200208230000Z" -- 23 August 2002
        ORGANIZATION    "IETF L2TP Working Group"
        CONTACT-INFO
          "Evan Caves
           Postal: Occam Networks
                   77 Robin Hill Road
                   Santa Barbara, CA, 93117
           Tel:    +1 805692 2900
           Email:  evan@occamnetworks.com

           Pat R. Calhoun



           Postal: Black Storm Networks
                   110 Nortech Parkway
                   San Jose, CA, 95143
           Tel:    +1 408 941-0500
           Email:  pcalhoun@bstormnetworks.com

           Ross Wheeler
           Postal: DoubleWide Software, Inc.
                   2953 Bunker Hill Lane
                   Suite 101
                   Santa Clara, CA 95054
           Tel:    +1 6509260599
           Email:  ross@doublewidesoft.com

           Layer Two Tunneling Protocol Extensions WG
           Working Group Area:    Internet
           Working Group Name:    l2tpext
           General Discussion:    l2tp@l2tp.net"

        DESCRIPTION
           "The MIB module that describes managed objects of
            general use by the Layer Two Transport Protocol."

        -- revision log

        REVISION        "200208230000Z" -- 23 August 2002
        DESCRIPTION
           "First revision, published as RFC 3371."

        ::= { transmission 95 }

--
--      Textual Conventions
--

L2tpMilliSeconds ::=  TEXTUAL-CONVENTION
        DISPLAY-HINT    "d-3"
        STATUS          current
        DESCRIPTION
           "A period of time measured in units of .001 of seconds
            when used in conjunction with the DISPLAY-HINT will
            show seconds and fractions of second with a resolution
            of .001 of a second."
        SYNTAX          Integer32 (0..2147483646)

--
--      Definitions of significant branches
--



l2tpNotifications   OBJECT IDENTIFIER  ::= { l2tp 0 }
l2tpObjects         OBJECT IDENTIFIER  ::= { l2tp 1 }
l2tpTransports      OBJECT IDENTIFIER  ::= { l2tp 3 }
l2tpConformance     OBJECT IDENTIFIER  ::= { l2tp 4 }

--
--      Definitions of significant branches under l2tpObjects
--
l2tpScalar          OBJECT IDENTIFIER  ::= { l2tpObjects 1 }
l2tpConfig          OBJECT IDENTIFIER  ::= { l2tpScalar 1 }
l2tpStats           OBJECT IDENTIFIER  ::= { l2tpScalar 2 }

--
--      Definitions of significant branches under l2tpTransports
--
--      Note that future transports of L2TP (e.g.: Frame relay)
--      should create their own branch under l2tpTransports.

l2tpTransportIpUdp  OBJECT IDENTIFIER  ::= { l2tpTransports 1 }
l2tpIpUdpObjects    OBJECT IDENTIFIER  ::= { l2tpTransportIpUdp 1 }
l2tpIpUdpTraps      OBJECT IDENTIFIER  ::= { l2tpTransportIpUdp 2 }

--
--      The L2TP Scalar Configuration Group
--
--      This group of objects is used to manage configuration
--      of the L2TP protocol environment.

l2tpAdminState          OBJECT-TYPE
        SYNTAX          INTEGER {
                            enabled(1),
                            disabled(2)
                        }
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the administrative state of
            the L2TP protocol. Setting this object to
            'disabled' causes all tunnels to be immediately
            disconnected and no further tunnels to be either
            initiated or accepted. The value of this object
            must be maintained in non-volatile memory."
        ::= { l2tpConfig 1 }

l2tpDrainTunnels        OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-write
        STATUS          current



        DESCRIPTION
           "Setting this object to 'true' will prevent any new
            tunnels and/or sessions to be either initiated or
            accepted but does NOT disconnect any active
            tunnels/sessions. Setting this object to true(1)
            causes all domains and their respective tunnels
            to transition to the draining state. Note that
            when this occurs the 'xxxDraining' status objects
            of the domains and their tunnels should reflect
            that they are 'draining'. Setting this object has
            no affect on the domains or their tunnels
            'xxxDrainTunnels' configuration objects. To cancel
            a drain this object should be set to false(2).
            The object l2tpDrainingTunnels reflects
            the current L2TP draining state. The value of
            this object must be maintained in non-volatile
            memory."
        ::= { l2tpConfig 2 }

--
--      The L2TP Scalar Status and Statistics Group
--
--      This group of objects describe the current state and
--      statistics of L2TP.

l2tpProtocolVersions    OBJECT-TYPE
        SYNTAX          OCTET STRING (SIZE(2..256))
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
            "Vector of supported L2TP protocol version and
             revision numbers. Supported versions are identified
             via a two octet pairing where the first octet indicates
             the version and the second octet contains the revision."
        ::= { l2tpStats 1 }

l2tpVendorName          OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the Vendor name of the L2TP
            protocol stack."
        ::= { l2tpStats 2 }

l2tpFirmwareRev         OBJECT-TYPE
        SYNTAX          Integer32
        MAX-ACCESS      read-only



        STATUS          current
        DESCRIPTION
           "This object defines the firmware revision for the
            L2TP protocol stack."
        ::= { l2tpStats 3 }

l2tpDrainingTunnels     OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object indicates if the local L2TP is draining
            off sessions from all tunnels."
        ::= { l2tpStats 4 }

--
--      The L2TP Domain Configuration Table
--

l2tpDomainConfigTable   OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpDomainConfigEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP Domain configuration table. This table
            contains objects that can be used to configure
            the operational characteristics of a tunnel
            domain. There is a 1-1 correspondence between
            conceptual rows of this table and conceptual
            rows of the l2tpDomainStatsTable."
        ::= { l2tpObjects 2 }

l2tpDomainConfigEntry   OBJECT-TYPE
        SYNTAX          L2tpDomainConfigEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP Domain configuration entry. An entry in this
            table may correspond to a single endpoint or a group
            of tunnel endpoints."
        INDEX { l2tpDomainConfigId }
        ::= { l2tpDomainConfigTable 1 }

L2tpDomainConfigEntry ::=
        SEQUENCE {
            l2tpDomainConfigId
                SnmpAdminString,
            l2tpDomainConfigAdminState



                INTEGER,
            l2tpDomainConfigDrainTunnels
                TruthValue,
            l2tpDomainConfigAuth
                INTEGER,
            l2tpDomainConfigSecret
                SnmpAdminString,
            l2tpDomainConfigTunnelSecurity
                INTEGER,
            l2tpDomainConfigTunnelHelloInt
                Integer32,
            l2tpDomainConfigTunnelIdleTO
                Integer32,
            l2tpDomainConfigControlRWS
                Integer32,
            l2tpDomainConfigControlMaxRetx
                Integer32,
            l2tpDomainConfigControlMaxRetxTO
                Integer32,
            l2tpDomainConfigPayloadSeq
                INTEGER,
            l2tpDomainConfigReassemblyTO
                L2tpMilliSeconds,
            l2tpDomainConfigProxyPPPAuth
                TruthValue,
            l2tpDomainConfigStorageType
                StorageType,
            l2tpDomainConfigStatus
                RowStatus
        }

l2tpDomainConfigId OBJECT-TYPE
        SYNTAX          SnmpAdminString (SIZE (1..80))
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The identifier, usually in the form of a Domain
            Name (full or partial), describing a single tunnel
            endpoint or a domain of tunnel endpoints. This is
            typically used as a 'handle' to identify the
            tunnel configuration requirements for both incoming
            and outgoing tunnel connection attempts. Both the
            LAC and  LNS could use information provided in the
            Host Name AVP attribute however the tunnel initiator
            could use other means not specified to identify
            the domain's tunnel configuration requirements.
            For example; three rows in this table have
            l2tpDomainConfigId values of 'lac1.isp.com',



            'isp.com' and 'com'. A tunnel endpoint then identifies
            itself as 'lac1.isp.com' which would match the
            'lac1.isp.com' entry in this table. A second tunnel
            endpoint then identifies itself as 'lac2.isp.com'.
            This endpoint is then associated with the 'isp.com'
            entry of this table."
        ::= { l2tpDomainConfigEntry 1 }

l2tpDomainConfigAdminState OBJECT-TYPE
        SYNTAX          INTEGER {
                            enabled(1),
                            disabled(2)
                        }
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the administrative state of this
            tunnel domain. Setting this object to disabled(2)
            causes all tunnels to be immediately disconnected
            and no further tunnels to be either initiated or
            accepted. Note that all columnar objects corresponding
            to this conceptual row cannot be modified when
            the administrative state is enabled EXCEPT those
            objects which specifically state otherwise."
        DEFVAL { enabled }
        ::= { l2tpDomainConfigEntry 2 }

l2tpDomainConfigDrainTunnels OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "Setting this object to 'true' will prevent any new
            tunnels and/or sessions from being either initiated
            or accepted but does NOT disconnect any active
            tunnels/sessions for this tunnel domain. Setting
            this object to true(1) causes all tunnels within
            this domain to transition to the draining state.
            Note that when this occurs the
            l2tpTunnelStatsDrainingTunnel status objects of
            all of this domain's tunnels should reflect that
            they are 'draining'. Setting this object has no
            effect on this domain's associated tunnels
            l2tpTunnelConfigDrainTunnel configuration objects.
            To cancel a drain this object should be set to
            false(2).  Setting this object to false(2) when
            the L2TP object l2tpDrainTunnels is true(1) has
            no affect, all domains and their tunnels will



            continue to drain."
        DEFVAL { false }
        ::= { l2tpDomainConfigEntry 3 }

l2tpDomainConfigAuth OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            simple(2),
                            challenge(3)
                        }
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object describes how tunnel peers belonging
            to this domain are to be authenticated. The value
            simple(2) indicates that peers are authenticated
            simply by their host name as described in the Host
            Name AVP.  The value challenge(3) indicates that
            all peers are challenged to prove their identification.
            This mechanism is described in the L2TP protocol."
        REFERENCE "RFC 2661 Section 5.1"
        DEFVAL { none }
        ::= { l2tpDomainConfigEntry 4 }

l2tpDomainConfigSecret  OBJECT-TYPE
        SYNTAX          SnmpAdminString (SIZE (0..255))
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object is used to configure the shared secret
            used during the tunnel authentication phase of
            tunnel establishment. This object MUST be accessible
            only via requests using both authentication and
            privacy. The agent MUST report an empty string in
            response to get, get-next and get-bulk requests."
        ::= { l2tpDomainConfigEntry 5 }

l2tpDomainConfigTunnelSecurity OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            other(2),
                            ipSec(3)
                        }
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines whether this tunnel domain
            requires that all tunnels are to be secured. The



            value of ipsec(3) indicates that all tunnel packets,
            control and session, have IP Security headers. The
            type of IP Security headers (AH, ESP etc) and how
            they are further described is outside the scope of
            this document."
        DEFVAL { none }
        ::= { l2tpDomainConfigEntry 6 }

l2tpDomainConfigTunnelHelloInt OBJECT-TYPE
        SYNTAX          Integer32 (0..3600)
        UNITS           "seconds"
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the interval in which Hello
            (or keep-alive) packets are to be sent by local
            peers belonging to this tunnel domain. The value
            zero effectively disables the sending of Hello
            packets. This object may be modified when the
            administrative state is enabled for this conceptual
            row."
        DEFVAL { 60 }
        ::= { l2tpDomainConfigEntry 7 }

l2tpDomainConfigTunnelIdleTO OBJECT-TYPE
        SYNTAX          Integer32 (-1..86400)
        UNITS           "seconds"
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the period of time that an
            established tunnel belonging to this tunnel
            domain with no active sessions will wait before
            disconnecting the tunnel. A value of zero indicates
            that the tunnel will disconnect immediately after the
            last session disconnects. A value of -1 leaves the
            tunnel up indefinitely. This object may be modified
            when the administrative state is enabled for this
            conceptual row."
        DEFVAL { 0 }
        ::= { l2tpDomainConfigEntry 8 }

l2tpDomainConfigControlRWS OBJECT-TYPE
        SYNTAX          Integer32 (1..65535)
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the control channel receive



            window size for tunnels belonging to this domain. It
            specifies the maximum number of packets the tunnel
            peer belonging to this domain can send without waiting
            for an acknowledgement from this peer."
        DEFVAL { 4 }
        ::= { l2tpDomainConfigEntry 9 }

l2tpDomainConfigControlMaxRetx OBJECT-TYPE
        SYNTAX          Integer32 (0..32)
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the maximum number of retransmissions
            which the L2TP stack will attempt for tunnels belonging
            to this domain before assuming that the peer is no
            longer responding."
        DEFVAL { 5 }
        ::= { l2tpDomainConfigEntry 10 }

l2tpDomainConfigControlMaxRetxTO OBJECT-TYPE
        SYNTAX          Integer32 (1..32)
        UNITS           "seconds"
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the maximum retransmission timeout
            interval which the L2TP stack will wait for tunnels
            belonging to this domain before retransmitting a
            control packet that has not been acknowledged."
        DEFVAL { 16 }
        ::= { l2tpDomainConfigEntry 11 }

l2tpDomainConfigPayloadSeq OBJECT-TYPE
        SYNTAX          INTEGER {
                            onDemand(1),
                            never(2),
                            always(3)
                        }
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object determines whether or not session payload
            packets will be requested to be sent with sequence
            numbers from tunnel peers belonging to this domain.
            The value onDemand(1) allows the L2TP implementation
            to initiate payload sequencing when necessary based
            on local information (e.g: during LCP/NCP negotiations
            or for CCP). The value never(2) indicates that L2TP



            will never initiate sequencing but will do sequencing
            if asked. The value always(3) indicates that L2TP
            will send the Sequencing Required AVP during session
            establishment."
        DEFVAL { onDemand }
        ::= { l2tpDomainConfigEntry 12 }

l2tpDomainConfigReassemblyTO OBJECT-TYPE
        SYNTAX          L2tpMilliSeconds
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object defines the number of milliseconds that
            local peers of this tunnel domain will wait before
            processing payload packets that were received out of
            sequence (which are waiting for the packet(s) to put
            them in sequence).  A low value increases the chance
            of delayed packets to be discarded (which MAY cause
            the PPP decompression engine to reset) while a high
            value may cause more queuing and possibly degrade
            throughput if packets are truly lost. The default
            value for this object is zero which will result in
            all delayed packets being lost."
        DEFVAL { 0 }
        ::= { l2tpDomainConfigEntry 13 }

l2tpDomainConfigProxyPPPAuth OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object is used to configure the sending
            or acceptance of the PPP Proxy Authentication
            AVP's on the LAC or LNS."
        DEFVAL { true }
        ::= { l2tpDomainConfigEntry 14 }

l2tpDomainConfigStorageType  OBJECT-TYPE
        SYNTAX          StorageType
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "The storage type for this conceptual row.

            Conceptual rows having the value 'permanent' must
            allow write-access at a minimum to:

            - l2tpDomainConfigAdminState and



              l2tpDomainConfigDrainTunnels at all times
            - l2tpDomainConfigSecret if l2tpDomainConfigAuth
              has been configured as 'challenge'

            It is an implementation issue to decide if a SET for
            a readOnly or permanent row is accepted at all. In some
            contexts this may make sense, in others it may not. If
            a SET for a readOnly or permanent row is not accepted
            at all, then a 'wrongValue' error must be returned."
        ::= { l2tpDomainConfigEntry 15 }

l2tpDomainConfigStatus  OBJECT-TYPE
        SYNTAX          RowStatus
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "The status of this Domain entry. Columnar objects
            corresponding to this conceptual row may be modified
            according to their description clauses when this
            RowStatus object is 'active'."
        ::= { l2tpDomainConfigEntry 16 }

--
--      The L2TP Domain Status and Statistics Table
--

l2tpDomainStatsTable    OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpDomainStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP Domain Status and Statistics table. This
            table contains objects that can be used to describe
            the current status and statistics of a tunnel domain.
            There is a 1-1 correspondence between conceptual
            rows of this table and conceptual rows of the
            l2tpDomainConfigTable."
        ::= { l2tpObjects 3 }

l2tpDomainStatsEntry    OBJECT-TYPE
        SYNTAX          L2tpDomainStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP Domain Stats entry. An entry in this table
            may correspond to a single endpoint or a group of
            tunnel endpoints."
        AUGMENTS { l2tpDomainConfigEntry }



        ::= { l2tpDomainStatsTable 1 }

L2tpDomainStatsEntry ::=
        SEQUENCE {
            l2tpDomainStatsTotalTunnels
                Counter32,
            l2tpDomainStatsFailedTunnels
                Counter32,
            l2tpDomainStatsFailedAuths
                Counter32,
            l2tpDomainStatsActiveTunnels
                Gauge32,
            l2tpDomainStatsTotalSessions
                Counter32,
            l2tpDomainStatsFailedSessions
                Counter32,
            l2tpDomainStatsActiveSessions
                Gauge32,
            l2tpDomainStatsDrainingTunnels
                TruthValue,
            l2tpDomainStatsControlRxOctets
                Counter32,
            l2tpDomainStatsControlRxPkts
                Counter32,
            l2tpDomainStatsControlTxOctets
                Counter32,
            l2tpDomainStatsControlTxPkts
                Counter32,
            l2tpDomainStatsPayloadRxOctets
                Counter32,
            l2tpDomainStatsPayloadRxPkts
                Counter32,
            l2tpDomainStatsPayloadRxDiscs
                Counter32,
            l2tpDomainStatsPayloadTxOctets
                Counter32,
            l2tpDomainStatsPayloadTxPkts
                Counter32,
            l2tpDomainStatsControlHCRxOctets
                Counter64,
            l2tpDomainStatsControlHCRxPkts
                Counter64,
            l2tpDomainStatsControlHCTxOctets
                Counter64,
            l2tpDomainStatsControlHCTxPkts
                Counter64,
            l2tpDomainStatsPayloadHCRxOctets
                Counter64,



            l2tpDomainStatsPayloadHCRxPkts
                Counter64,
            l2tpDomainStatsPayloadHCRxDiscs
                Counter64,
            l2tpDomainStatsPayloadHCTxOctets
                Counter64,
            l2tpDomainStatsPayloadHCTxPkts
                Counter64
        }

l2tpDomainStatsTotalTunnels OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the total number of tunnels
            that have successfully reached the established
            state for this tunnel domain."
        ::= { l2tpDomainStatsEntry 1 }

l2tpDomainStatsFailedTunnels OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of tunnels that
            failed (eg: connection timeout, unsupported
            or malformed AVP's etc) to reach the established
            state for this tunnel domain."
        ::= { l2tpDomainStatsEntry 2 }

l2tpDomainStatsFailedAuths OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of failed tunnel
            connection attempts for this domain because the
            tunnel peer failed authentication."
        ::= { l2tpDomainStatsEntry 3 }

l2tpDomainStatsActiveTunnels OBJECT-TYPE
        SYNTAX          Gauge32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of tunnels that
            are currently active for this domain."



        ::= { l2tpDomainStatsEntry 4 }

l2tpDomainStatsTotalSessions OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the total number of sessions
            that have successfully reached the established
            state for this tunnel domain."
        ::= { l2tpDomainStatsEntry 5 }

l2tpDomainStatsFailedSessions OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of sessions that
            failed (eg: connection timeout, unsupported
            or malformed AVP's etc) to reach the established
            state for this tunnel domain."
        ::= { l2tpDomainStatsEntry 6 }

l2tpDomainStatsActiveSessions OBJECT-TYPE
        SYNTAX          Gauge32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of sessions that
            are currently active for this domain."
        ::= { l2tpDomainStatsEntry 7 }

l2tpDomainStatsDrainingTunnels OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object indicates if this domain is draining
            off sessions from all tunnels."
        ::= { l2tpDomainStatsEntry 8 }

l2tpDomainStatsControlRxOctets OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of control channel
            octets received for this tunnel domain."



        ::= { l2tpDomainStatsEntry 9 }

l2tpDomainStatsControlRxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of control packets
            received for this tunnel domain."
        ::= { l2tpDomainStatsEntry 10 }

l2tpDomainStatsControlTxOctets OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of control channel
            octets that were transmitted to tunnel endpoints
            for this domain."
        ::= { l2tpDomainStatsEntry 11 }

l2tpDomainStatsControlTxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of control packets
            that were transmitted to tunnel endpoints for
            this domain."
        ::= { l2tpDomainStatsEntry 12 }

l2tpDomainStatsPayloadRxOctets OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of payload channel
            octets that were received for this tunnel domain."
        ::= { l2tpDomainStatsEntry 13 }

l2tpDomainStatsPayloadRxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of payload packets
            that were received for this tunnel domain."
        ::= { l2tpDomainStatsEntry 14 }



l2tpDomainStatsPayloadRxDiscs OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of received payload
            packets that were discarded by this tunnel domain."
        ::= { l2tpDomainStatsEntry 15 }

l2tpDomainStatsPayloadTxOctets OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of payload channel
            octets that were transmitted to tunnel peers
            within this tunnel domain."
        ::= { l2tpDomainStatsEntry 16 }

l2tpDomainStatsPayloadTxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of payload packets
            that were transmitted to tunnel peers within
            this tunnel domain."
        ::= { l2tpDomainStatsEntry 17 }

--
-- High Capacity Counter objects.  These objects are all
-- 64 bit versions of the above 32-bit counters.  These
-- objects all have the same basic semantics as their
-- 32-bit counterparts, however, their syntax has been
-- extended to 64 bits.
--

l2tpDomainStatsControlHCRxOctets OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsControlRxOctets."
        ::= { l2tpDomainStatsEntry 18 }

l2tpDomainStatsControlHCRxPkts OBJECT-TYPE
        SYNTAX          Counter64



        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsControlRxPkts."
        ::= { l2tpDomainStatsEntry 19 }

l2tpDomainStatsControlHCTxOctets OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsControlTxOctets."
        ::= { l2tpDomainStatsEntry 20 }

l2tpDomainStatsControlHCTxPkts OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsControlTxPkts."
        ::= { l2tpDomainStatsEntry 21 }

l2tpDomainStatsPayloadHCRxOctets OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsPayloadRxOctets."
        ::= { l2tpDomainStatsEntry 22 }

l2tpDomainStatsPayloadHCRxPkts OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsPayloadRxPkts."
        ::= { l2tpDomainStatsEntry 23 }

l2tpDomainStatsPayloadHCRxDiscs OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION



           "This object is a 64-bit version of
            l2tpDomainStatsPayloadRxDiscs."
        ::= { l2tpDomainStatsEntry 24 }

l2tpDomainStatsPayloadHCTxOctets OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsPayloadTxOctets."
        ::= { l2tpDomainStatsEntry 25 }

l2tpDomainStatsPayloadHCTxPkts OBJECT-TYPE
        SYNTAX          Counter64
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object is a 64-bit version of
            l2tpDomainStatsPayloadTxPkts."
        ::= { l2tpDomainStatsEntry 26 }

--
--      The L2TP Tunnel Configuration Table
--

l2tpTunnelConfigTable   OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpTunnelConfigEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP tunnel configuration table. This
            table contains objects that can be used to
            (re)configure the operational characteristics
            of a single L2TP tunnel. There is a 1-1
            correspondence between conceptual rows of
            this table and conceptual rows of the
            l2tpTunnelStatsTable. Entries in this table
            have the same persistency characteristics as
            that of the tunnelConfigTable."
        REFERENCE "RFC 2667"
        ::= { l2tpObjects 4 }

l2tpTunnelConfigEntry   OBJECT-TYPE
        SYNTAX          L2tpTunnelConfigEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION



           "A L2TP tunnel interface configuration entry.
            Entries in this table come and go as a result
            of protocol interactions or on management
            operations. The latter occurs when a row is
            instantiated in the tunnelConfigTable row
            and the encapsulation method is 'l2tp'."
        REFERENCE "RFC 2667"
        INDEX { l2tpTunnelConfigIfIndex }
        ::= { l2tpTunnelConfigTable 1 }

L2tpTunnelConfigEntry ::=
        SEQUENCE {
            l2tpTunnelConfigIfIndex
                InterfaceIndex,
            l2tpTunnelConfigDomainId
                SnmpAdminString,
            l2tpTunnelConfigAuth
                INTEGER,
            l2tpTunnelConfigSecret
                SnmpAdminString,
            l2tpTunnelConfigSecurity
                INTEGER,
            l2tpTunnelConfigHelloInterval
                Integer32,
            l2tpTunnelConfigIdleTimeout
                Integer32,
            l2tpTunnelConfigControlRWS
                Integer32,
            l2tpTunnelConfigControlMaxRetx
                Integer32,
            l2tpTunnelConfigControlMaxRetxTO
                Integer32,
            l2tpTunnelConfigPayloadSeq
                INTEGER,
            l2tpTunnelConfigReassemblyTO
                L2tpMilliSeconds,
            l2tpTunnelConfigTransport
                INTEGER,
            l2tpTunnelConfigDrainTunnel
                TruthValue,
            l2tpTunnelConfigProxyPPPAuth
                TruthValue
        }

l2tpTunnelConfigIfIndex OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      not-accessible
        STATUS          current



        DESCRIPTION
           "This value for this object is equal to the value
            of ifIndex of the Interfaces MIB for tunnel
            interfaces of type L2TP."
        ::= { l2tpTunnelConfigEntry 1 }

l2tpTunnelConfigDomainId OBJECT-TYPE
        SYNTAX          SnmpAdminString (SIZE (1..80))
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "The tunnel domain that this tunnel belongs
            to. A LNS tunnel endpoint will typically inherit
            this value from the endpoint domain table. A
            LAC may be provided with this information during
            tunnel setup. When a zero length string is returned
            this tunnel does not belong belong to any particular
            domain."
        ::= { l2tpTunnelConfigEntry 2 }

l2tpTunnelConfigAuth OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            simple(2),
                            challenge(3)
                        }
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object describes how L2TP tunnel peers are
            to be authenticated. The value 'simple' indicates
            that peers are authenticated simply by their host
            name as described in the Host Name AVP. The value
            'challenge' indicates that all peers are challenged
            to prove their identification. This mechanism is
            described in the L2TP protocol. This object cannot
            be modified when the tunnel is in a connecting or
            connected state."
        DEFVAL { none }
        ::= { l2tpTunnelConfigEntry 3 }

l2tpTunnelConfigSecret  OBJECT-TYPE
        SYNTAX          SnmpAdminString (SIZE (0..255))
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object is used to configure the shared secret
            used during the tunnel authentication phase of



            tunnel establishment. This object cannot be modified
            when the tunnel is in a connecting or connected
            state. This object MUST be accessible only via
            requests using both authentication and privacy.
            The agent MUST report an empty string in response
            to get, get-next and get-bulk requests."
        ::= { l2tpTunnelConfigEntry 4 }

l2tpTunnelConfigSecurity OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            other(2),
                            ipsec(3)
                        }
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines whether this tunnel is to be
            secured. The value of 'ipSec' indicates that all
            tunnel packets, control and session, have IP
            Security headers. The type of IP Security headers
            (AH, ESP etc) and how they are further described
            is outside the scope of this document. This object
            cannot be modified when the tunnel is in a connecting
            or connected state."
        DEFVAL { none }
        ::= { l2tpTunnelConfigEntry 5 }

l2tpTunnelConfigHelloInterval OBJECT-TYPE
        SYNTAX          Integer32  (0..3600)
        UNITS           "seconds"
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the interval in which Hello
            (or keep-alive) packets are to be sent to the
            tunnel peer.  The value zero effectively disables
            the sending of Hello packets. Modifications to this
            object have immediate effect."
        DEFVAL { 60 }
        ::= { l2tpTunnelConfigEntry 6 }

l2tpTunnelConfigIdleTimeout OBJECT-TYPE
        SYNTAX          Integer32 (-1..86400)
        UNITS           "seconds"
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION



           "This object defines the period of time that an
            established tunnel with no sessions will wait
            before disconnecting the tunnel. A value of
            zero indicates that the tunnel will disconnect
            immediately after the last session disconnects.
            A value of -1 leaves the tunnel up indefinitely.
            Modifications to this object have immediate
            effect."
        DEFVAL { 0 }
        ::= { l2tpTunnelConfigEntry 7 }

l2tpTunnelConfigControlRWS OBJECT-TYPE
        SYNTAX          Integer32 (1..65535)
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the control channel receive
            window size. It specifies the maximum number of
            packets the tunnel peer can send without waiting
            for an acknowledgement from this peer. This object
            cannot be modified when the tunnel is in a con-
            necting or connected state."
        DEFVAL { 4 }
        ::= { l2tpTunnelConfigEntry 8 }

l2tpTunnelConfigControlMaxRetx OBJECT-TYPE
        SYNTAX          Integer32 (0..32)
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the number of retransmissions
            which the tunnel will attempt before assuming that
            the peer is no longer responding. A value of zero
            indicates that this peer will not attempt to
            retransmit an unacknowledged control packet.
            Modifications to this object have immediate
            effect."
        DEFVAL { 5 }
        ::= { l2tpTunnelConfigEntry 9 }

l2tpTunnelConfigControlMaxRetxTO OBJECT-TYPE
        SYNTAX          Integer32 (1..32)
        UNITS           "seconds"
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the maximum retransmission timeout
            interval which the tunnel will wait before retrans-



            mitting a control packet that has not been acknowledged.
            Modifications to this object have immediate effect."
        DEFVAL { 16 }
        ::= { l2tpTunnelConfigEntry 10 }

l2tpTunnelConfigPayloadSeq OBJECT-TYPE
        SYNTAX          INTEGER {
                            onDemand(1),
                            never(2),
                            always(3)
                        }
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object determines whether or not session payload
            packets will be requested to be sent with sequence
            numbers from tunnel peers belonging to this domain.
            The value onDemand(1) allows the L2TP implementation
            to initiate payload sequencing when necessary based
            on local information (e.g: during LCP/NCP negotiations
            or for CCP). The value never(2) indicates that L2TP
            will never initiate sequencing but will do sequencing
            if asked. The value always(3) indicates that L2TP
            will send the Sequencing Required AVP during session
            establishment. Modifications to this object have
            immediate effect."
        DEFVAL { onDemand }
        ::= { l2tpTunnelConfigEntry 11 }

l2tpTunnelConfigReassemblyTO OBJECT-TYPE
        SYNTAX          L2tpMilliSeconds
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the number of milliseconds that
            this tunnel will wait before processing payload packets
            that were received out of sequence (which are waiting
            for the packet(s) to put them in sequence).  A low value
            increases the chance of delayed packets to be discarded
            (which MAY cause the PPP decompression engine to
            reset) while a high value may cause more queuing and
            possibly degrade throughput if packets are truly lost.
            The default value for this object is zero which will
            result in all delayed packets being lost. Modifications
            to this object have immediate effect."
        DEFVAL { 0 }
        ::= { l2tpTunnelConfigEntry 12 }




l2tpTunnelConfigTransport OBJECT-TYPE
        SYNTAX          INTEGER {
                           other(1),
                           none(2),
                           udpIp(3),
                           frameRelay(4),
                           atm(5)
                        }
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object defines the underlying transport media
            that is in use for this tunnel entry. Different tunnel
            transports may define MIB extensions to the L2TP tunnel
            table to realize the transport layer. For example if the
            value of this object is 'udpIp' then the value of ifIndex
            for this table may be used to determine state from the
            l2tpUdpStatsTable. This object cannot be modified when
            the tunnel is in a connecting or connected state."
        ::= { l2tpTunnelConfigEntry 13 }

l2tpTunnelConfigDrainTunnel OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "Setting this object to 'true' will prevent any new
            session from being either initiated or accepted but
            does NOT disconnect any active sessions for this
            tunnel. Note that when this occurs the
            l2tpTunnelStatsDrainingTunnel status object of
            this tunnel should reflect that it is 'draining'.
            To cancel a drain this object should be set to
            false(2).  Setting this object to false(2) when
            the L2TP objects l2tpDrainTunnels or
            l2tpDomainConfigDrainTunnels is true(1) has
            no affect, this tunnels will continue to drain."
        DEFVAL { false }
        ::= { l2tpTunnelConfigEntry 14 }

l2tpTunnelConfigProxyPPPAuth OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-write
        STATUS          current
        DESCRIPTION
           "This object is used to configure the sending
            or acceptance of the session PPP Proxy
            Authentication AVP's on the LAC or LNS."



        DEFVAL { true }
        ::= { l2tpTunnelConfigEntry 15 }

--
--      The L2TP Tunnel Status and Statisticss Table
--


l2tpTunnelStatsTable    OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpTunnelStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP tunnel status and statistics table. This
            table contains objects that can be used to describe
            the current status and statistics of a single L2TP
            tunnel. There is a 1-1 correspondence between
            conceptual rows of this table and conceptual rows of
            the l2tpTunnelConfigTable."
        ::= { l2tpObjects 5 }

l2tpTunnelStatsEntry    OBJECT-TYPE
        SYNTAX          L2tpTunnelStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP tunnel interface stats entry."
        AUGMENTS { l2tpTunnelConfigEntry }
        ::= { l2tpTunnelStatsTable 1 }

L2tpTunnelStatsEntry ::=
        SEQUENCE {
            l2tpTunnelStatsLocalTID
                Integer32,
            l2tpTunnelStatsRemoteTID
                Integer32,
            l2tpTunnelStatsState
                INTEGER,
            l2tpTunnelStatsInitiated
                INTEGER,
            l2tpTunnelStatsRemoteHostName
                SnmpAdminString,
            l2tpTunnelStatsRemoteVendorName
                SnmpAdminString,
            l2tpTunnelStatsRemoteFirmwareRev
                Integer32,
            l2tpTunnelStatsRemoteProtocolVer
                OCTET STRING,



            l2tpTunnelStatsInitialRemoteRWS
                Integer32,
            l2tpTunnelStatsBearerCaps
                INTEGER,
            l2tpTunnelStatsFramingCaps
                INTEGER,
            l2tpTunnelStatsControlRxPkts
                Counter32,
            l2tpTunnelStatsControlRxZLB
                Counter32,
            l2tpTunnelStatsControlOutOfSeq
                Counter32,
            l2tpTunnelStatsControlOutOfWin
                Counter32,
            l2tpTunnelStatsControlTxPkts
                Counter32,
            l2tpTunnelStatsControlTxZLB
                Counter32,
            l2tpTunnelStatsControlAckTO
                Counter32,
            l2tpTunnelStatsCurrentRemoteRWS
                Gauge32,
            l2tpTunnelStatsTxSeq
                Integer32,
            l2tpTunnelStatsTxSeqAck
                Integer32,
            l2tpTunnelStatsRxSeq
                Integer32,
            l2tpTunnelStatsRxSeqAck
                Integer32,
            l2tpTunnelStatsTotalSessions
                Counter32,
            l2tpTunnelStatsFailedSessions
                Counter32,
            l2tpTunnelStatsActiveSessions
                Gauge32,
            l2tpTunnelStatsLastResultCode
                Integer32,
            l2tpTunnelStatsLastErrorCode
                Integer32,
            l2tpTunnelStatsLastErrorMessage
                SnmpAdminString,
            l2tpTunnelStatsDrainingTunnel
                TruthValue
        }

l2tpTunnelStatsLocalTID OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)



        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the local tunnel Identifier."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpTunnelStatsEntry 1 }

l2tpTunnelStatsRemoteTID OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the remote tunnel Identifier."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpTunnelStatsEntry 2 }

l2tpTunnelStatsState    OBJECT-TYPE
        SYNTAX          INTEGER {
                            tunnelIdle(1),
                            tunnelConnecting(2),
                            tunnelEstablished(3),
                            tunnelDisconnecting(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This field contains the current state of the
            control tunnel."
        ::= { l2tpTunnelStatsEntry 3 }

l2tpTunnelStatsInitiated OBJECT-TYPE
        SYNTAX          INTEGER {
                            locally(1),
                            remotely(2)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object indicates whether the tunnel was
            initiated locally or by the remote tunnel peer."
        ::= { l2tpTunnelStatsEntry 4 }

l2tpTunnelStatsRemoteHostName OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the host name as discovered



            during the tunnel establishment phase (via the Host
            Name AVP) of the L2TP peer. If the tunnel is idle
            this object should maintain its value from the last
            time it was connected."
        ::= { l2tpTunnelStatsEntry 5 }

l2tpTunnelStatsRemoteVendorName OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the vendor name of the peer's
            L2TP implementation. If the tunnel is idle this
            object should maintain its value from the last time
            it was connected."
        ::= { l2tpTunnelStatsEntry 6 }

l2tpTunnelStatsRemoteFirmwareRev OBJECT-TYPE
        SYNTAX          Integer32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the tunnel peer's firmware
            revision number. If the tunnel is idle this object
            should maintain its value from the last time it
            was connected."
        ::= { l2tpTunnelStatsEntry 7 }

l2tpTunnelStatsRemoteProtocolVer OBJECT-TYPE
        SYNTAX          OCTET STRING (SIZE(2))
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object describes the protocol version and
            revision of the tunnel peers implementation. The
            first octet contains the protocol version. The
            second octet contains the protocol revision."
        ::= { l2tpTunnelStatsEntry 8 }

l2tpTunnelStatsInitialRemoteRWS OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the initial remote peer's
            receive window size as indicated by the tunnel peer
            (in the RWS AVP) during the tunnel establishment
            phase. If the tunnel is idle this object should



            maintain its value from the last time it was
            connected."
        ::= { l2tpTunnelStatsEntry 9 }

l2tpTunnelStatsBearerCaps OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            digital(2),
                            analog(3),
                            digitalAnalog(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object describes the Bearer Capabilities of
            the tunnel peer. If the tunnel is idle this object
            should maintain its value from the last time it was
            connected."
        ::= { l2tpTunnelStatsEntry 10 }

l2tpTunnelStatsFramingCaps OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            sync(2),
                            async(3),
                            syncAsync(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object describes the Framing Capabilities of
            the tunnel peer. If the tunnel is idle this object
            should maintain its value from the last time it was
            connected."
        ::= { l2tpTunnelStatsEntry 11 }

l2tpTunnelStatsControlRxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the number of control packets
            received on the tunnel."
        ::= { l2tpTunnelStatsEntry 12 }

l2tpTunnelStatsControlRxZLB OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only



        STATUS          current
        DESCRIPTION
           "This object returns a count of the number of Zero
            Length Body control packet acknowledgement packets
            that were received."
        ::= { l2tpTunnelStatsEntry 13 }

l2tpTunnelStatsControlOutOfSeq OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns a count of the number of
            control packets that were not received in the
            correct order (as per the sequence number)
            on this tunnel including out of window
            packets."
        ::= { l2tpTunnelStatsEntry 14 }

l2tpTunnelStatsControlOutOfWin OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the number of control
            packets that were received outside of the
            offered receive window. It is implementation
            specific as to whether these packets are queued
            or discarded."
        ::= { l2tpTunnelStatsEntry 15 }

l2tpTunnelStatsControlTxPkts OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the number of control
            packets that were transmitted to the tunnel
            peer."
        ::= { l2tpTunnelStatsEntry 16 }

l2tpTunnelStatsControlTxZLB OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the number of Zero Length
            Body control packets transmitted to the tunnel



            peer."
        ::= { l2tpTunnelStatsEntry 17 }

l2tpTunnelStatsControlAckTO OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns a count of the number of
            control packet timeouts due to the lack of a
            timely acknowledgement from the tunnel peer."
        ::= { l2tpTunnelStatsEntry 18 }

l2tpTunnelStatsCurrentRemoteRWS OBJECT-TYPE
        SYNTAX          Gauge32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the current remote receive
            window size as determined by the local flow
            control mechanism employed."
        ::= { l2tpTunnelStatsEntry 19 }

l2tpTunnelStatsTxSeq  OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the next send sequence number
            for the control channel."
        ::= { l2tpTunnelStatsEntry 20 }

l2tpTunnelStatsTxSeqAck OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the send sequence number that
            the tunnel peer has acknowledged for the control
            channel. The flow control state can be determined
            by subtracting the l2tpTunnelStatsTxSeq from
            l2tpTunnelStatsTxSeqAck and comparing this value
            to l2tpTunnelStatsCurrentRemoteRWS (taking into
            consideration sequence number wraps)."
        ::= { l2tpTunnelStatsEntry 21 }

l2tpTunnelStatsRxSeq  OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)



        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the next receive sequence
            number expected to be received on this control
            channel."
        ::= { l2tpTunnelStatsEntry 22 }

l2tpTunnelStatsRxSeqAck OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the last receive sequence
            number that was acknowledged back to the tunnel
            peer for the control channel."
        ::= { l2tpTunnelStatsEntry 23 }

l2tpTunnelStatsTotalSessions OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the total number of sessions
            that this tunnel has successfully connected through
            to its tunnel peer since this tunnel was created."
        ::= { l2tpTunnelStatsEntry 24 }

l2tpTunnelStatsFailedSessions OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the total number of sessions
            that were initiated but failed to reach the
            established phase."
        ::= { l2tpTunnelStatsEntry 25 }

l2tpTunnelStatsActiveSessions OBJECT-TYPE
        SYNTAX          Gauge32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the total number of sessions
            in the established state for this tunnel."
        ::= { l2tpTunnelStatsEntry 26 }

l2tpTunnelStatsLastResultCode OBJECT-TYPE



        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the last value of the result
            code as described in the Result Code AVP which
            caused the tunnel to disconnect."
        ::= { l2tpTunnelStatsEntry 27 }

l2tpTunnelStatsLastErrorCode OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the last value of the error
            code as described in the Result Code AVP which
            caused the tunnel to disconnect."
        ::= { l2tpTunnelStatsEntry 28 }

l2tpTunnelStatsLastErrorMessage OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the last value of the optional
            message as described in the Result Code AVP which
            caused the tunnel to disconnect."
        ::= { l2tpTunnelStatsEntry 29 }

l2tpTunnelStatsDrainingTunnel OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object indicates if this tunnel is draining
            off sessions. This object will return false(2) when
            the tunnel is not draining sessions or after the
            last session has disconnected when the tunnel is in
            the draining state."
        ::= { l2tpTunnelStatsEntry 30 }

--
--      { l2tpObjects 6 } reserved for future use
--

--
--      The L2TP Session Status and Statistics Table
--



l2tpSessionStatsTable   OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpSessionStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP session status and statistics table. This
            table contains the objects that can be used to
            describe the current status and statistics of a
            single L2TP tunneled session."
        ::= { l2tpObjects 7 }

l2tpSessionStatsEntry   OBJECT-TYPE
        SYNTAX          L2tpSessionStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP session interface stats entry."
        INDEX { l2tpSessionStatsTunnelIfIndex,
                l2tpSessionStatsLocalSID }
        ::= { l2tpSessionStatsTable 1 }

L2tpSessionStatsEntry ::=
        SEQUENCE {
            l2tpSessionStatsTunnelIfIndex
                InterfaceIndex,
            l2tpSessionStatsIfIndex
                InterfaceIndex,
            l2tpSessionStatsLocalSID
                Integer32,
            l2tpSessionStatsRemoteSID
                Integer32,
            l2tpSessionStatsUserName
                SnmpAdminString,
            l2tpSessionStatsState
                INTEGER,
            l2tpSessionStatsCallType
                INTEGER,
            l2tpSessionStatsCallSerialNumber
                Unsigned32,
            l2tpSessionStatsTxConnectSpeed
                Unsigned32,
            l2tpSessionStatsRxConnectSpeed
                Unsigned32,
            l2tpSessionStatsCallBearerType
                INTEGER,
            l2tpSessionStatsFramingType
                INTEGER,
            l2tpSessionStatsPhysChanId



                Unsigned32,
            l2tpSessionStatsDNIS
                SnmpAdminString,
            l2tpSessionStatsCLID
                SnmpAdminString,
            l2tpSessionStatsSubAddress
                SnmpAdminString,
            l2tpSessionStatsPrivateGroupID
                SnmpAdminString,
            l2tpSessionStatsProxyLcp
                TruthValue,
            l2tpSessionStatsAuthMethod
                INTEGER,
            l2tpSessionStatsSequencingState
                INTEGER,
            l2tpSessionStatsOutSequence
                Counter32,
            l2tpSessionStatsReassemblyTO
                Counter32,
            l2tpSessionStatsTxSeq
                Integer32,
            l2tpSessionStatsRxSeq
                Integer32
        }

l2tpSessionStatsTunnelIfIndex OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "This object identifies the session's associated
            L2TP tunnel ifIndex value."
        ::= { l2tpSessionStatsEntry 1 }

l2tpSessionStatsIfIndex OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the ifIndex value of the
            interface from which PPP packets are being tunneled.
            For example this could be a DS0 ifIndex on a
            LAC or it would be the PPP ifIndex on the LNS."
        ::= { l2tpSessionStatsEntry 2 }

l2tpSessionStatsLocalSID OBJECT-TYPE
        SYNTAX          Integer32 (1..65535)
        MAX-ACCESS      not-accessible



        STATUS          current
        DESCRIPTION
           "This object contains the local assigned session
            identifier for this session."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpSessionStatsEntry 3 }

l2tpSessionStatsRemoteSID OBJECT-TYPE
        SYNTAX          Integer32  (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the remote assigned session
            identifier for this session. When a session is
            starting this value may be zero until the remote
            tunnel endpoint has responded."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpSessionStatsEntry 4 }

l2tpSessionStatsUserName OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the peer session name on
            this interface. This is typically the login name
            of the remote user. If the user name is unknown to
            the local tunnel peer then this object will contain
            a null string."
        ::= { l2tpSessionStatsEntry 5 }

l2tpSessionStatsState   OBJECT-TYPE
        SYNTAX          INTEGER {
                            sessionIdle(1),
                            sessionConnecting(2),
                            sessionEstablished(3),
                            sessionDisconnecting(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the current state of the
            session."
        ::= { l2tpSessionStatsEntry 6 }

l2tpSessionStatsCallType OBJECT-TYPE
        SYNTAX          INTEGER {
                            lacIncoming(1),



                            lnsIncoming(2),
                            lacOutgoing(3),
                            lnsOutgoing(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object indicates the type of call and the
            role this tunnel peer is providing for this
            session. For example, lacIncoming(1) indicates
            that this tunnel peer is acting as a LAC and
            generated a Incoming-Call-Request to the tunnel
            peer (the LNS). Note that tunnel peers can be
            both LAC and LNS simultaneously."
        ::= { l2tpSessionStatsEntry 7 }

l2tpSessionStatsCallSerialNumber OBJECT-TYPE
        SYNTAX          Unsigned32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the serial number that has
            been assigned to this  session."
        ::= { l2tpSessionStatsEntry 8 }

l2tpSessionStatsTxConnectSpeed OBJECT-TYPE
        SYNTAX          Unsigned32
        UNITS           "bits per second"
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the last known transmit
            baud rate for this session."
        ::= { l2tpSessionStatsEntry 9 }

l2tpSessionStatsRxConnectSpeed OBJECT-TYPE
        SYNTAX          Unsigned32
        UNITS           "bits per second"
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the last known receive
            baud rate for this session established."
        ::= { l2tpSessionStatsEntry 10 }

l2tpSessionStatsCallBearerType OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),



                            digital(2),
                            analog(3)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object describes the bearer type of this
            session."
        ::= { l2tpSessionStatsEntry 11 }

l2tpSessionStatsFramingType OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            sync(2),
                            async(3)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object describes the framing type of this
            session."
        ::= { l2tpSessionStatsEntry 12 }

l2tpSessionStatsPhysChanId OBJECT-TYPE
        SYNTAX          Unsigned32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the physical channel
            identifier for the session."
        ::= { l2tpSessionStatsEntry 13 }

l2tpSessionStatsDNIS    OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the Dialed Number
            Information String that the LAC obtained from
            the network for the session. If no DNIS was
            provided then a null string will be returned."
        ::= { l2tpSessionStatsEntry 14 }

l2tpSessionStatsCLID    OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION



           "This object identifies the Calling Line ID
            that the LAC obtained from the network for
            the session. If no CLID was provided then a
            null string will be returned."
        ::= { l2tpSessionStatsEntry 15 }

l2tpSessionStatsSubAddress OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the Sub Address that
            the LAC obtained from the network for the
            session. If no Sub Address was provided then
            a null string will be returned."
        ::= { l2tpSessionStatsEntry 16 }

l2tpSessionStatsPrivateGroupID OBJECT-TYPE
        SYNTAX          SnmpAdminString
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object identifies the Private Group
            Identifier used for this tunneled session.
            If no Private Group Identifier was provided
            then a null string will be returned."
        ::= { l2tpSessionStatsEntry 17 }

l2tpSessionStatsProxyLcp OBJECT-TYPE
        SYNTAX          TruthValue
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "Indicates whether the LAC performed proxy LCP
            for this session."
        ::= { l2tpSessionStatsEntry 18 }

l2tpSessionStatsAuthMethod OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            text(2),
                            pppChap(3),
                            pppPap(4),
                            pppEap(5),
                            pppMsChapV1(6),
                            pppMsChapV2(7),
                            other(8)
                        }



        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the proxy authentication
            method employed by the LAC for the session. If
            l2tpSessionProxyLcp is false(2) this object
            should not be interpreted."
        ::= { l2tpSessionStatsEntry 19 }

l2tpSessionStatsSequencingState OBJECT-TYPE
        SYNTAX          INTEGER {
                            none(1),
                            remote(2),
                            local(3),
                            both(4)
                        }
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object defines which tunnel peers have
            requested payload sequencing. The value of
            both(4) indicates that both peers have requested
            payload sequencing."
        ::= { l2tpSessionStatsEntry 20 }

l2tpSessionStatsOutSequence OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the total number of packets
            received for this session which were received out
            of sequence."
        ::= { l2tpSessionStatsEntry 21 }

l2tpSessionStatsReassemblyTO OBJECT-TYPE
        SYNTAX          Counter32
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object returns the number of reassembly
            timeouts that have occurred for this session."
        ::= { l2tpSessionStatsEntry 22 }

l2tpSessionStatsTxSeq OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current



        DESCRIPTION
           "This object contains the next send sequence number
            for for this session."
        ::= { l2tpSessionStatsEntry 23 }

l2tpSessionStatsRxSeq OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the next receive sequence
            number expected to be received on this session."
        ::= { l2tpSessionStatsEntry 24 }

--
--      The L2TP Tunnel Mapping Table
--

l2tpTunnelMapTable      OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpTunnelMapEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP Tunnel index mapping table. This table
            is intended to assist management applications
            to quickly determine what the ifIndex value is
            for a given local tunnel identifier."
        ::= { l2tpObjects 8 }

l2tpTunnelMapEntry OBJECT-TYPE
        SYNTAX          L2tpTunnelMapEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP tunnel index map entry."
        INDEX { l2tpTunnelMapLocalTID }
        ::= { l2tpTunnelMapTable 1 }

L2tpTunnelMapEntry ::=
        SEQUENCE {
            l2tpTunnelMapLocalTID
                Integer32,
            l2tpTunnelMapIfIndex
                InterfaceIndex
        }

l2tpTunnelMapLocalTID   OBJECT-TYPE
        SYNTAX          Integer32 (1..65535)



        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "This object contains the local tunnel Identifier."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpTunnelMapEntry 1 }

l2tpTunnelMapIfIndex    OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This value for this object is equal to the value
            of ifIndex of the Interfaces MIB for tunnel
            interfaces of type L2TP."
        ::= { l2tpTunnelMapEntry 2 }

--
--      The L2TP Session Mapping Table
--

l2tpSessionMapTable     OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpSessionMapEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP Session index mapping table. This table
            is intended to assist management applications
            to map interfaces to a tunnel and session
            identifier."
        ::= { l2tpObjects 9 }

l2tpSessionMapEntry     OBJECT-TYPE
        SYNTAX          L2tpSessionMapEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP Session index map entry."
        INDEX { l2tpSessionMapIfIndex }
        ::= { l2tpSessionMapTable 1 }

L2tpSessionMapEntry ::=
        SEQUENCE {
            l2tpSessionMapIfIndex
                InterfaceIndex,
            l2tpSessionMapTunnelIfIndex
                InterfaceIndex,
            l2tpSessionMapLocalSID



                Integer32,
            l2tpSessionMapStatus
                RowStatus
        }

l2tpSessionMapIfIndex   OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "This object identifies the ifIndex value of the
            interface which is receiving or sending its packets
            over an L2TP tunnel. For example this could be a DS0
            ifIndex on a LAC or a PPP ifIndex on the LNS."
        ::= { l2tpSessionMapEntry 1 }

l2tpSessionMapTunnelIfIndex OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "This object identifies the sessions associated
            L2TP tunnel ifIndex value. When this object is
            set it provides a binding between a particular
            interface identified by l2tpSessionMapIfIndex
            to a particular tunnel."
        ::= { l2tpSessionMapEntry 2 }

l2tpSessionMapLocalSID  OBJECT-TYPE
        SYNTAX          Integer32 (1..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object contains the local assigned session
            identifier for this session."
        REFERENCE "RFC 2661, Section 3.1"
        ::= { l2tpSessionMapEntry 3 }

l2tpSessionMapStatus    OBJECT-TYPE
        SYNTAX          RowStatus
        MAX-ACCESS      read-create
        STATUS          current
        DESCRIPTION
           "The status of this session map entry."
        ::= { l2tpSessionMapEntry 4 }

--
--      { l2tpIpUdpObjects 1 } reserved for future use



--
--      The L2TP UDP/IP Transport Status and Statistics Table
--

l2tpUdpStatsTable       OBJECT-TYPE
        SYNTAX          SEQUENCE OF L2tpUdpStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "The L2TP UDP/IP transport stats table. This table
            contains objects that can be used to describe the
            current status and statistics of the UDP/IP L2TP
            tunnel transport."
        ::= { l2tpIpUdpObjects 2 }

l2tpUdpStatsEntry       OBJECT-TYPE
        SYNTAX          L2tpUdpStatsEntry
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "An L2TP UDP/IP transport stats entry."
        INDEX { l2tpUdpStatsIfIndex }
        ::= { l2tpUdpStatsTable 1 }

L2tpUdpStatsEntry ::=
        SEQUENCE {
            l2tpUdpStatsIfIndex
                InterfaceIndex,
            l2tpUdpStatsPeerPort
                Integer32,
            l2tpUdpStatsLocalPort
                Integer32
        }

l2tpUdpStatsIfIndex     OBJECT-TYPE
        SYNTAX          InterfaceIndex
        MAX-ACCESS      not-accessible
        STATUS          current
        DESCRIPTION
           "This value for this object is equal to the
            value of ifIndex of the Interfaces MIB for
            tunnel interfaces of type L2TP and which have
            a L2TP transport of UDP/IP."
        ::= { l2tpUdpStatsEntry 1 }

l2tpUdpStatsPeerPort    OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only



        STATUS          current
        DESCRIPTION
           "This object reflects the peer's UDP port number
            used for this tunnel. When not known a value of
            zero should be returned."
        ::= { l2tpUdpStatsEntry 2 }

l2tpUdpStatsLocalPort   OBJECT-TYPE
        SYNTAX          Integer32 (0..65535)
        MAX-ACCESS      read-only
        STATUS          current
        DESCRIPTION
           "This object reflects the local UDP port number
            that this tunnel is bound to."
        ::= { l2tpUdpStatsEntry 3 }

--
--      Definition of generic L2TP notifications
--

l2tpTunnelAuthFailure NOTIFICATION-TYPE
        OBJECTS         {
                        l2tpTunnelStatsInitiated,
                        l2tpTunnelStatsRemoteHostName
                        }
        STATUS          current
        DESCRIPTION
           "A l2tpTunnelAuthFailure trap signifies that an
            attempt to establish a tunnel to a remote peer
            has failed authentication."
        ::= { l2tpNotifications 1 }

--
--      conformance information
--

l2tpGroups      OBJECT IDENTIFIER ::= { l2tpConformance 1 }
l2tpCompliances OBJECT IDENTIFIER ::= { l2tpConformance 2 }

--
--      compliance statements
--

l2tpMIBFullCompliance MODULE-COMPLIANCE
        STATUS          current
        DESCRIPTION
           "When this MIB is implemented with support for
            read-create and read-write, then such an



            implementation can claim full compliance. Such
            an implementation can then be both monitored
            and configured with this MIB."

        MODULE          -- this module

     -- unconditionally mandatory groups
        MANDATORY-GROUPS {
                            l2tpConfigGroup,
                            l2tpStatsGroup,
                            l2tpTrapGroup
                         }
     -- conditionally mandatory groups
        GROUP           l2tpIpUdpGroup
        DESCRIPTION
           "This group is mandatory for implementations that
            support L2TP over UDP/IP."

     -- optional groups
        GROUP           l2tpDomainGroup
        DESCRIPTION
           "This group is optional for L2TP devices that
            group tunnel endpoints into tunnel domains."

     -- optional Mapping Group
        GROUP           l2tpMappingGroup
        DESCRIPTION
           "This group is optional for L2TP devices that
            provide index mapping."

     -- optional Security Group
        GROUP           l2tpSecurityGroup
        DESCRIPTION
           "This group is optional for SNMP agents which support
            both authentication and privacy of SNMP messages for
            the management of L2TP keys."

     -- optional High Capacity Group
        GROUP           l2tpHCPacketGroup
        DESCRIPTION
           "This group is mandatory for implementations that
            support the l2tpDomainGroup AND could potentially
            overflow the L2TP Domain 32-bit counters is less
            than one hour."

       ::= { l2tpCompliances 1 }

l2tpMIBReadOnlyCompliance MODULE-COMPLIANCE



        STATUS          current
        DESCRIPTION
           "When this MIB is implemented without support for
            read-create and read-write (i.e. in read-only mode),
            then such an implementation can claim read-only
            compliance. Such an implementation can then be
            monitored but can not be configured with this MIB."

        MODULE          -- this module

     -- unconditionally mandatory groups
        MANDATORY-GROUPS {
                            l2tpConfigGroup,
                            l2tpStatsGroup,
                            l2tpTrapGroup
                         }

        OBJECT   l2tpAdminState
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDrainTunnels
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigDomainId
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigHelloInterval
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigIdleTimeout
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigControlRWS
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigControlMaxRetx



        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigControlMaxRetxTO
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigPayloadSeq
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigReassemblyTO
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigTransport
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigDrainTunnel
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigProxyPPPAuth
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

     -- conditionally mandatory groups
        GROUP           l2tpIpUdpGroup
        DESCRIPTION
           "This group is mandatory for implementations that
            support L2TP over UDP/IP."

     -- optional groups
        GROUP           l2tpDomainGroup
        DESCRIPTION
           "This group is optional for L2TP devices that
            group tunnel endpoints into tunnel domains."

        OBJECT   l2tpDomainConfigAdminState
        MIN-ACCESS read-only



        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigDrainTunnels
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigTunnelHelloInt
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigTunnelIdleTO
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigControlRWS
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigControlMaxRetx
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigControlMaxRetxTO
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigPayloadSeq
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigReassemblyTO
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigProxyPPPAuth
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."




        OBJECT   l2tpDomainConfigStorageType
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigStatus
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

     -- optional Mapping Group
        GROUP           l2tpMappingGroup
        DESCRIPTION
           "This group is optional for L2TP devices that
            provide index mapping."

        OBJECT   l2tpSessionMapTunnelIfIndex
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpSessionMapStatus
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

     -- optional Security Group
        GROUP           l2tpSecurityGroup
        DESCRIPTION
           "This group is optional for SNMP agents which support
            both authentication and privacy of SNMP messages for
            the management of L2TP keys."

        OBJECT   l2tpDomainConfigAuth
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigSecret
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpDomainConfigTunnelSecurity
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."




        OBJECT   l2tpTunnelConfigAuth
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigSecret
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

        OBJECT   l2tpTunnelConfigSecurity
        MIN-ACCESS read-only
        DESCRIPTION
           "Write access is not required."

     -- optional High Capacity Group
        GROUP           l2tpHCPacketGroup
        DESCRIPTION
           "This group is mandatory for implementations that
            support the l2tpDomainGroup AND could potentially
            overflow the L2TP Domain 32-bit counters is less
            than one hour."

        ::= { l2tpCompliances 2 }

-- units of conformance

l2tpConfigGroup OBJECT-GROUP
        OBJECTS {
            l2tpAdminState,
            l2tpDrainTunnels,
            l2tpTunnelConfigDomainId,
            l2tpTunnelConfigHelloInterval,
            l2tpTunnelConfigIdleTimeout,
            l2tpTunnelConfigControlRWS,
            l2tpTunnelConfigControlMaxRetx,
            l2tpTunnelConfigControlMaxRetxTO,
            l2tpTunnelConfigPayloadSeq,
            l2tpTunnelConfigReassemblyTO,
            l2tpTunnelConfigTransport,
            l2tpTunnelConfigDrainTunnel,
            l2tpTunnelConfigProxyPPPAuth
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing configuration
            information of the L2TP protocol, tunnels and
            sessions."



        ::= { l2tpGroups 1 }

l2tpStatsGroup OBJECT-GROUP
        OBJECTS {
            l2tpProtocolVersions,
            l2tpVendorName,
            l2tpFirmwareRev,
            l2tpDrainingTunnels,
            l2tpTunnelStatsLocalTID,
            l2tpTunnelStatsRemoteTID,
            l2tpTunnelStatsState,
            l2tpTunnelStatsInitiated,
            l2tpTunnelStatsRemoteHostName,
            l2tpTunnelStatsRemoteVendorName,
            l2tpTunnelStatsRemoteFirmwareRev,
            l2tpTunnelStatsRemoteProtocolVer,
            l2tpTunnelStatsInitialRemoteRWS,
            l2tpTunnelStatsBearerCaps,
            l2tpTunnelStatsFramingCaps,
            l2tpTunnelStatsControlRxPkts,
            l2tpTunnelStatsControlRxZLB,
            l2tpTunnelStatsControlOutOfSeq,
            l2tpTunnelStatsControlOutOfWin,
            l2tpTunnelStatsControlTxPkts,
            l2tpTunnelStatsControlTxZLB,
            l2tpTunnelStatsControlAckTO,
            l2tpTunnelStatsCurrentRemoteRWS,
            l2tpTunnelStatsTxSeq,
            l2tpTunnelStatsTxSeqAck,
            l2tpTunnelStatsRxSeq,
            l2tpTunnelStatsRxSeqAck,
            l2tpTunnelStatsTotalSessions,
            l2tpTunnelStatsFailedSessions,
            l2tpTunnelStatsActiveSessions,
            l2tpTunnelStatsLastResultCode,
            l2tpTunnelStatsLastErrorCode,
            l2tpTunnelStatsLastErrorMessage,
            l2tpTunnelStatsDrainingTunnel,
            l2tpSessionStatsIfIndex,
            l2tpSessionStatsRemoteSID,
            l2tpSessionStatsUserName,
            l2tpSessionStatsState,
            l2tpSessionStatsCallType,
            l2tpSessionStatsCallSerialNumber,
            l2tpSessionStatsTxConnectSpeed,
            l2tpSessionStatsRxConnectSpeed,
            l2tpSessionStatsCallBearerType,
            l2tpSessionStatsFramingType,



            l2tpSessionStatsPhysChanId,
            l2tpSessionStatsDNIS,
            l2tpSessionStatsCLID,
            l2tpSessionStatsSubAddress,
            l2tpSessionStatsPrivateGroupID,
            l2tpSessionStatsProxyLcp,
            l2tpSessionStatsAuthMethod,
            l2tpSessionStatsSequencingState,
            l2tpSessionStatsOutSequence,
            l2tpSessionStatsReassemblyTO,
            l2tpSessionStatsTxSeq,
            l2tpSessionStatsRxSeq
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing status and
            statistics of the L2TP protocol, tunnels and
            sessions."
        ::= { l2tpGroups 2 }

l2tpIpUdpGroup OBJECT-GROUP
        OBJECTS {
            l2tpUdpStatsPeerPort,
            l2tpUdpStatsLocalPort
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing status and
            statistics of the L2TP UDP/IP transport layer."
        ::= { l2tpGroups 3 }

l2tpDomainGroup OBJECT-GROUP
        OBJECTS {
            l2tpDomainConfigAdminState,
            l2tpDomainConfigDrainTunnels,
            l2tpDomainConfigTunnelHelloInt,
            l2tpDomainConfigTunnelIdleTO,
            l2tpDomainConfigControlRWS,
            l2tpDomainConfigControlMaxRetx,
            l2tpDomainConfigControlMaxRetxTO,
            l2tpDomainConfigPayloadSeq,
            l2tpDomainConfigReassemblyTO,
            l2tpDomainConfigProxyPPPAuth,
            l2tpDomainConfigStorageType,
            l2tpDomainConfigStatus,
            l2tpDomainStatsTotalTunnels,
            l2tpDomainStatsFailedTunnels,
            l2tpDomainStatsFailedAuths,



            l2tpDomainStatsActiveTunnels,
            l2tpDomainStatsTotalSessions,
            l2tpDomainStatsFailedSessions,
            l2tpDomainStatsActiveSessions,
            l2tpDomainStatsDrainingTunnels,
            l2tpDomainStatsControlRxOctets,
            l2tpDomainStatsControlRxPkts,
            l2tpDomainStatsControlTxOctets,
            l2tpDomainStatsControlTxPkts,
            l2tpDomainStatsPayloadRxOctets,
            l2tpDomainStatsPayloadRxPkts,
            l2tpDomainStatsPayloadRxDiscs,
            l2tpDomainStatsPayloadTxOctets,
            l2tpDomainStatsPayloadTxPkts
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing configuration,
            status and statistics of L2TP tunnel domains."
        ::= { l2tpGroups 4 }

l2tpMappingGroup OBJECT-GROUP
        OBJECTS {
            l2tpTunnelMapIfIndex,
            l2tpSessionMapTunnelIfIndex,
            l2tpSessionMapLocalSID,
            l2tpSessionMapStatus
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing index mapping."
        ::= { l2tpGroups 5 }

l2tpSecurityGroup OBJECT-GROUP
        OBJECTS {
            l2tpDomainConfigAuth,
            l2tpDomainConfigSecret,
            l2tpDomainConfigTunnelSecurity,
            l2tpTunnelConfigAuth,
            l2tpTunnelConfigSecret,
            l2tpTunnelConfigSecurity
        }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing L2TP security
            configuration."
        ::= { l2tpGroups 6 }




l2tpTrapGroup NOTIFICATION-GROUP
        NOTIFICATIONS {
            l2tpTunnelAuthFailure
        }
        STATUS          current
        DESCRIPTION
           "A collection of L2TP trap events as specified
            in NOTIFICATION-TYPE constructs."
        ::= { l2tpGroups 7 }

l2tpHCPacketGroup OBJECT-GROUP
        OBJECTS {
            l2tpDomainStatsControlHCRxOctets,
            l2tpDomainStatsControlHCRxPkts,
            l2tpDomainStatsControlHCTxOctets,
            l2tpDomainStatsControlHCTxPkts,
            l2tpDomainStatsPayloadHCRxOctets,
            l2tpDomainStatsPayloadHCRxPkts,
            l2tpDomainStatsPayloadHCRxDiscs,
            l2tpDomainStatsPayloadHCTxOctets,
            l2tpDomainStatsPayloadHCTxPkts
         }
        STATUS          current
        DESCRIPTION
           "A collection of objects providing High Capacity
            64-bit counter objects."
        ::= { l2tpGroups 8 }

END

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