Originally Posted by linuxmen
i think in port numbers, i opened ports in squid which listens by mail server but no way...
As far as I have used thunderbird the port it asks for is of your mail server i.e.smtp, pop3, imap
and not of squid
the best place to implement squid is on mozilla or any other internet browser to implement caching or security purpose
or you can be little be more descriptive what you want to do exactly
because the information you have come up with is confusing