What is the required information to set up e-mail clients?

To configure an e-mail client you will need the following information.
FOR POP3 PROTOCOL
Server Type: POP3
Incoming Server: pop.1and1.com (port 110)
Outgoing Server: smtp.1and1.com (port 25 or 587)

Account name/User name: Your e-mail address
Password: Your e-mail password

FOR IMAP PROTOCOL
Server Type: IMAP
Incoming Server: imap.1and1.com (port 143)
Outgoing Server: smtp.1and1.com (port 25 or 587)

Account name/User name: Your e-mail address
Password: Your e-mail password

Note: Outgoing server needs to be authenticated with user name and password.

Which e-mail program or client can I use?

To read and write e-mail you may use virtually any mail client program, such as Microsoft Outlook Express, Netscape Messenger, Mozilla Thunderbird or Eudora Light.

You can also use the 1&1 WebMail system
webmail.1and1.com

Using Outlook 2007

  1. Setting up Outlook 2007 for email with 1 & 1 service
  2. Outlook 2007 to receive e-mail using POP3
  3. Outlook 2007 to receive e-mail as an imap