Take a look at that these - never used them myself, but there was a thread
on the qmail list a
while back where someone was testing with them.
http://www.stalker.com/MailTests/
> There are testing tools out there for http tests
>(http://www.softwareqatest.com/qatweb1.html#LOAD) . It would
>(probably with
> standard disclaimer) not be hard to modify these tools to do something
> similar except for a pop3 client. I looked through freshmeat
> and could not
> find any testing tools for pop3 or IMAP. Does anyone know of a
> pop3 testing
> tool? I find it hard to believe that nobody in the open source
> community
> has not had this same question before and done something about it.
>
>
