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<?xml version="1.0" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>dftest - The Wireshark Network Analyzer 1.10.14</title> <link rel="stylesheet" href="../docbook/ws.css" type="text/css" /> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <link rev="made" href="mailto:root@localhost" /> </head> <body> <h1 id="NAME">NAME</h1> <p>dftest - Shows display filter byte-code, for debugging dfilter routines.</p> <h1 id="SYNOPSIS">SYNOPSIS</h1> <p><b>dftest</b> <span style="white-space: nowrap;">[ <filter> ]</span></p> <h1 id="DESCRIPTION">DESCRIPTION</h1> <p><b>dftest</b> is a simple tool which compiles a display filter and shows its bytecode.</p> <h1 id="OPTIONS">OPTIONS</h1> <dl> <dt id="filter">filter</dt> <dd> <p>The display filter expression. If needed it has to be quoted.</p> </dd> </dl> <h1 id="EXAMPLES">EXAMPLES</h1> <p>Show how the IP protocol is filtered:</p> <pre><code> dftest ip</code></pre> <p>Shows how frame 150 is filtered:</p> <pre><code> dftest "frame.number == 150"</code></pre> <h1 id="SEE-ALSO">SEE ALSO</h1> <p>wireshark-filter(4)</p> </body> </html>