This machine does traditional unix email (it comes in the box). It’s best to consider it pointless.

And, for old time’s sake, there’s webmail.

forwarding out

Name the destination in your file .forward, which really is spelled with a leading dot.

rm ~/.forward
echo joe@some.where.else > ~/.forward
cat ~/.forward

for a typical pc/mac program

This example is for Apple Mail 2.1

Account Type             IMAP
Email Address  
Incoming Mail Server
Outgoing Mail Server (*)

(*) Outgoing email will require your user name and password, as issued by IT Services.