Fetchmail

Docs

• http://www.redhat.com/docs/manuals/linux/RHL-7.3-Manual/ref-guide/s1-email-fetchmail.html
• http://www.catb.org/~esr/fetchmail/fetchmail-FAQ.html

FAQ

Server CommonName mismatch

a bug, ignore it. http://lists.ccil.org/pipermail/fetchmail-friends/2003-August/007855.html

fetchmail: no mailservers have been specified

Bad errormessage meaning you're problably running fetchmail -v on commandline on debian. Starting /etc/init.d/fetchmail will have a different effect.