Go to the mail app and follow the wizard. If this is a POP account, the you will need the pop and smtp addresses, login name and password. That is it.
Are you having specific issues?
If you are using an actual temple.edu email address, there is an Internet record for this domain.
temple.edu MX preference = 0, mail exchanger = smtp-in.temple.edu
Non-authoritative answer:
Name: smtp-in.temple.edu
Address: 155.247.166.15