Step 1: Click on Mail on the dock of your Mac

Step 2: In Mac Mail, go to the Mail menu and click on Preferences

Step 3: Click the Accounts icon in the Mail Preferences window and then Click + to create a new account

Step 4: Select POP from the drop down menu and enter your email information
User Information: | |
Your Name: | This is the name that will be displayed when sending your email |
Email Address: | The email address people will reply to when receiving email from you |
Logon Information: | |
User Name: | name@yourdomain.com |
Password: | ************** |

From the Outgoing Mail Server dropdown select Add Server
Enter the Outgoing Mail server information.
Server Information: | |
Incoming Server (POP3): | mail.(yourdomainname) |
Outgoing Server (SMTP): | mail.(yourdomainname) |

Click OK