firebug - How to debug the http response headers from a HTTP call

Question

I've installed FireBug, but I am not sure how to find out if a certain http header is present in my HTTP response. Where should I look for this information?

Answer 1

Use the Net tab in Firebug to monitor network traffic. There you can see the complete headers as well as the timing and content of any network/HTTP queries.

Looks like this: