You should see lots of SIP messages, such as INVITE, BYE, CANCEL etc. If you want to capture only SIP packages, you can set the filter to be 'SIP'.Īfter all these steps, please try a SIP call. Then Wireshark will only display SIP or RTP packages. In the main window, please set 'filter' to be 'SIP or RTP' and click 'apply' button. Then, WireShark begins to capture SIP messages.īut in the WireShark window, we can see lots of TCP/UDP packages, so we need filter them to fit our requirements. Please refer to below figure, the interface with traffic is to be captured.

For miniSIPServer users, we suggest you install WireShark on the same computer with miniSipServer.Īfter start WireShark, please double click the interface which you want to capture.

We can use it to capture and analysis SIP messages.ĭownload WireShark from and install it in your computer.

WireShark is an excellent network protocol analyzer with rich VOIP analysis features. When we deploy VOIP network, there are always some problems blocks us, then, it will be very useful if we can capture the TCP/UDP packages to analysis the root reason.

Download wireshark display filter