It’s the one directly above your network list.
Look for the Capture Filter bar on the welcome screen. If you want to capture UDP traffic only, use a capture filter before beginning the capturing process. The two filters work differently and use different commands, so you’ll need to decide which one best fits your needs. Display filters merely filter through already captured packets. Using a capture filter will mean the program only captures the packets you define. Wireshark supports both capture and display filters. If you’re only looking for information about certain packets, you can use filters to make your job easier. While different types of traffic are easily distinguishable in Wireshark thanks to color coding, you’ll still need to sift through a lot of data. How to Capture UDP Packetsįollowing the steps above will prompt the program to capture all packets. Start analyzing the data right away or save it for later by clicking “File” and then “Save As…” in the menu bar. Once satisfied with the amount of data gathered, you can stop capturing by clicking the red stop button in the top toolbar. You’ll see Wireshark grabbing data packets in real time. To do this, click View > Name Resolution and select “Resolve Network Addresses.As soon as you click the network interface or the start button, you’ll be taken to the capture screen. The details of the highlighted packet are displayed in the two lower panes in the Wireshark interface.Ī simple way to make reading the trace easier is to have Wireshark provide meaningful names for the source and destination IP addresses of the packets. The packets are presented in time order, and color coded according to the protocol of the packet. If Wireshark isn’t capturing packets, this icon will be gray.Ĭlicking the red square icon will stop the data capture so you can analyze the packets captured in the trace. This gives you the opportunity to save or discard the captured packets, and restart the trace. Shark fin with circular arrow: If this is green, clicking it will stop the currently running trace. If Wireshark isn’t capturing packets, this icon will be gray. 
Square: If this is red, clicking it will stop a running packet capture.Shark fin: If this is blue, clicking it will start a packet capture. If Wireshark is capturing packets, this icon will be gray.
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