What information is required to set up e-mail clients for POP3?
To configure an e-mail client, like Outlook for POP3 protocol, you will need the following information: Server Type: POP3 Incoming Server: pop.1and1.com Outgoing Server: smtp.1and1.com Account name/Username: Mailbox number (mxxxxxxxx-y) Password: Your E-mail Password Note: Outgoing server needs to be authenticated with username and password.