How to debug websockets with wireshark

Question

I have hosted my websocket server using python tornado server on localhost ws://localhost:8001 and client is on another system on 192.168.0

Answer 1

Check the syntax for filters, in your case, it should be tcp port 8001.

Step by step:

1. Capture options
2. Select the network interface
3. Fill the filed next to the button "Capture Filter:" with tcp port 8001
4. Start