Please follow the steps in the below tutorial to setup your email.
1. Click the Settings Icon on your iPhone.
2. Click Mail, Contact, Calendars.
3. Click Add Account.
4. Choose Other.
5. Click Add Mail Account.
6. Enter your Name, Email Address, Password.
7. Click Save.
8. Click POP.
9. Enter the following for the servers:
Incoming Mail Server
Host Name: mail.yourdomain.com ENTER YOUR ACTUAL DOMAIN NAME IN PLACE OF YOURDOMAIN.COM
User Name: your email address
Password: your passwors
incoming port 110
Outgoing Mail Server
Host Name: mail.yourdomain.com ENTER YOUR ACTUAL DOMAIN NAME IN PLACE OF YOURDOMAIN.COM
User Name: is your email address
Password: your password
Server Port: 1025
10. Click Save. Want to setup without using SSL, click Yes.
11. You're done!