Learning Python Networking - Second Edition

Filtering by protocol name

This filter is very powerful, but you will realize its full potential now that you are going to filter by protocol. Some of the filters include TCP, HTTP, POP, DNS, ARP, and SSL.

We can find out about HTTP requests by applying the HTTP filter. In this way, we can know about all of the GET and POST requests that have been made during the capture. Wireshark displays the HTTP message that was encapsulated in a TCP segment, which was encapsulated in an IP packet and encapsulated in an Ethernet frame:

In the preceding screenshot, we can see how a GET request has been sent to the URL that was requested from the browser. ...