Once you have any capture filters you want selected, you can begin a capture on an interface by double-clicking the interface or by right-clicking and navigating to Start Capture.ĭepending on the network activity you may see no packets coming in or you may see packets streaming in very quickly. This is only a brief introduction to filters for more information about filters go to Task 12 or go to the Wireshark Website. You do not have to select a filter, it will only help to bring down the number of packets being brought in and organize the capture. If we begin by navigating to the green ribbon in Wireshark and select Manage Capture Filters we can view a list of available filters. It is useful to note that the graphs next to the interface names show the activity on the interface, if an interface has a flat bar it may be useless to attempt to capture on it ( as no data on that interface is being picked up by the Wireshark client). Here you can see that I have multiple interfaces to filter from you may have more or fewer interfaces than I have. From here we can choose whether we want to perform a live capture on our interface(s) or load a PCAP for analysis. The first screen that we are greeted by when opening Wireshark is the main page that will allow us to specify our interface(s) as well as apply filters to narrow down traffic that we are capturing.
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