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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | <html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>4.4. The “Capture Interfaces” dialog box</title><link rel="stylesheet" type="text/css" href="ws.css"><meta name="generator" content="DocBook XSL Stylesheets V1.79.1"><link rel="home" href="index.html" title="Wireshark User Guide"><link rel="up" href="ChapterCapture.html" title="Chapter 4. Capturing Live Network Data"><link rel="prev" href="ChCapCapturingSection.html" title="4.3. Start Capturing"><link rel="next" href="ChCapCaptureOptions.html" title="4.5. The “Capture Options” dialog box"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">4.4. The “Capture Interfaces” dialog box</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ChCapCapturingSection.html">Prev</a> </td><th width="60%" align="center">Chapter 4. Capturing Live Network Data</th><td width="20%" align="right"> <a accesskey="n" href="ChCapCaptureOptions.html">Next</a></td></tr></table><hr></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="ChCapInterfaceSection"></a>4.4. The “Capture Interfaces” dialog box</h2></div></div></div><p>When you select <span class="guimenu">Capture</span> → <span class="guimenuitem">Options…</span> from the main menu Wireshark pops up
the “Capture Interfaces” dialog box as shown in
<a class="xref" href="ChCapInterfaceSection.html#ChCapCaptureInterfacesDialogWin32" title="Figure 4.1. The “Capture Interfaces” dialog box on Microsoft Windows">Figure 4.1, “The “Capture Interfaces” dialog box on Microsoft Windows”</a> or <a class="xref" href="ChCapInterfaceSection.html#ChCapCaptureInterfacesDialog" title="Figure 4.2. The “Capture Interfaces” dialog box on Unix/Linux">Figure 4.2, “The “Capture Interfaces” dialog box on Unix/Linux”</a>.</p><div class="note" style="margin-left: 0.5in; margin-right: 0.5in;"><table border="0" summary="Note: Both you and your OS can hide interfaces"><tr><td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="wsug_graphics/note.svg"></td><th align="left">Both you and your OS can hide interfaces</th></tr><tr><td align="left" valign="top"><p>This dialog box will only show the local interfaces Wireshark can access. It
will also hide interfaces marked as hidden in <a class="xref" href="ChCustPreferencesSection.html#ChCustInterfaceOptionsSection" title="10.5.1. Interface Options">Section 10.5.1, “Interface Options”</a>.
As Wireshark might not be able to detect all local interfaces and it cannot
detect the remote interfaces available there could be more capture interfaces
available than listed.</p></td></tr></table></div><p>It is possible to select more than one interface and capture from them
simultaneously.</p><div class="figure"><a name="ChCapCaptureInterfacesDialogWin32"></a><p class="title"><b>Figure 4.1. The “Capture Interfaces” dialog box on Microsoft Windows</b></p><div class="figure-contents"><div class="mediaobject"><img src="wsug_graphics/ws-capture-interfaces-win32.png" alt="wsug_graphics/ws-capture-interfaces-win32.png"></div></div></div><br class="figure-break"><div class="figure"><a name="ChCapCaptureInterfacesDialog"></a><p class="title"><b>Figure 4.2. The “Capture Interfaces” dialog box on Unix/Linux</b></p><div class="figure-contents"><div class="mediaobject"><img src="wsug_graphics/ws-capture-interfaces.png" alt="wsug_graphics/ws-capture-interfaces.png"></div></div></div><br class="figure-break"><div class="variablelist"><dl class="variablelist"><dt><span class="term">
<span class="emphasis"><em>Device (Unix/Linux only)</em></span>
</span></dt><dd>
The interface device name.
</dd><dt><span class="term">
<span class="emphasis"><em>Description</em></span>
</span></dt><dd>
The interface description provided by the operating system, or the user defined
comment added in <a class="xref" href="ChCustPreferencesSection.html#ChCustInterfaceOptionsSection" title="10.5.1. Interface Options">Section 10.5.1, “Interface Options”</a>.
</dd><dt><span class="term">
<span class="emphasis"><em>IP</em></span>
</span></dt><dd>
The first IP address Wireshark could find for this interface. You can click on
the address to cycle through other addresses assigned to it, if available. If no
address could be found “none” will be displayed.
</dd><dt><span class="term">
<span class="emphasis"><em>Packets</em></span>
</span></dt><dd>
The number of packets captured from this interface, since this dialog was
opened. Will be greyed out, if no packet was captured in the last second.
</dd><dt><span class="term">
<span class="emphasis"><em>Packets/s</em></span>
</span></dt><dd>
Number of packets captured in the last second. Will be greyed out, if no packet
was captured in the last second.
</dd><dt><span class="term">
<span class="emphasis"><em>Stop</em></span>
</span></dt><dd>
Stop a currently running capture.
</dd><dt><span class="term">
<span class="emphasis"><em>Start</em></span>
</span></dt><dd>
Start a capture on all selected interfaces immediately, using the settings from
the last capture or the default settings, if no options have been set.
</dd><dt><span class="term">
<span class="emphasis"><em>Options</em></span>
</span></dt><dd>
Open the Capture Options dialog with the marked interfaces selected. See
<a class="xref" href="ChCapCaptureOptions.html" title="4.5. The “Capture Options” dialog box">Section 4.5, “The “Capture Options” dialog box”</a>.
</dd><dt><span class="term">
<span class="emphasis"><em>Details (Microsoft Windows only)</em></span>
</span></dt><dd>
Open a dialog with detailed information about the interface. See
<a class="xref" href="ChCapInterfaceDetailsSection.html" title="4.10. The “Interface Details” dialog box">Section 4.10, “The “Interface Details” dialog box”</a>.
</dd><dt><span class="term">
<span class="emphasis"><em>Help</em></span>
</span></dt><dd>
Show this help page.
</dd><dt><span class="term">
<span class="emphasis"><em>Close</em></span>
</span></dt><dd>
Close this dialog box.
</dd></dl></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ChCapCapturingSection.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ChapterCapture.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="ChCapCaptureOptions.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">4.3. Start Capturing </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> 4.5. The “Capture Options” dialog box</td></tr></table></div></body></html>
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