Options Open the Capture Options dialog with the marked interfaces selected. Start 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. Will be greyed out, if no packet was captured in the last second. Packets/s Number of packets captured in the last second. Packets The number of packets captured from this interface, since this dialog was opened. If no address could be found “none” will be displayed. You can click on the address to cycle through other addresses assigned to it, if available. IP The first IP address Wireshark could find for this interface. It is possible to select more than one interface and capture from them simultaneously.įigure 4.1. The “Capture Interfaces” dialog box on Microsoft Windowsįigure 4.2. The “Capture Interfaces” dialog box on Unix/Linuxĭevice (Unix/Linux only) The interface device name.ĭescription The interface description provided by the operating system, or the user defined comment added in Section 10.5.1, “Interface Options”. 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. It will also hide interfaces marked as hidden in Section 10.5.1, “Interface Options”. This dialog box will only show the local interfaces Wireshark can access. When you select Capture → Options… from the main menu Wireshark pops up the “Capture Interfaces” dialog box as shown in Figure 4.1, “The “Capture Interfaces” dialog box on Microsoft Windows” or Figure 4.2, “The “Capture Interfaces” dialog box on Unix/Linux”. More details can be found at Section 10.2, “Start Wireshark from the command line”. This will start Wireshark capturing on interface eth0. If you already know the name of the capture interface you can start Wireshark from the command line:.You can immediately start a capture using your current settings by selecting Capture → Start or by cliking the first toolbar button.You can start a capture from this dialog box using the Start button. See Figure 4.1, “The “Capture Interfaces” dialog box on Microsoft Windows” or Figure 4.2, “The “Capture Interfaces” dialog box on Unix/Linux” for more information. You can get an overview of the available interfaces using the “Capture Interfaces” dialog box (Capture → Options…).You can double-click on an interface in the main window.The following methods can be used to start capturing packets with Wireshark: If you have any problems setting up your capture environment you should have a look at the guide mentioned above. You need to capture at the right place in the network to see the traffic you want to see.You need to choose the right network interface to capture packet data from.You may need special privileges to start a live capture.A comprehensive guide “How To setup a Capture” is available at. Setting up Wireshark to capture packets for the first time can be tricky. Stop capturing (or perform some other action) depending on the captured data. The capture engine still lacks the following features:
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