To set up Eudora you will first have to acquire the necessary information by following the FAQ:
What information is required to set up e-mail clients for POP3?
1. Open Eudora. Click Tools and select Options.
2. Select Getting Started and enter the information in the area highlighted in green.
3. Select Checking Mail and make sure the Login Name has the correct e-mail address.
4. Select Incoming Mail and choose POP.
5. Choose Never for Secure Sockets when Sending. Click OK.