How to fetch emails with Gmail

1- Login to your gmail account

2- Click on the settings icon on the top right corner and select "See all settings"

3- Navigate to the "Accounts and Import" tab

4- Click on the "Add a mail account" link at the "Check mail from other accounts" section

5- A popup window will appear. Enter the email address you want to fetch emails from and click on the "Next" button.

6- Select the "Import emails from my other account (POP3)" option and click on the "Next" button.

7- Fill out the form with your information:

Username: Your username, should't be the full email address, just the part before the @ symbol.
Password: Your email password
POP Server: zest.yourdomain.com
Port: 995
Check the "Leave a copy of retrieved message on the server" option
Check the "Always use a secure connection (SSL) when retrieving mail" option
Check the "Label incoming messages" option and select a label
Click on the "Add Account" button

Click on the "Add Account" button

8- Send email as the email address you just added

Go through the config screens as in the images above.

SMTP Server: zest.yourdomain.com
Port: 465
Username: Your username, should't be the full email address, just the part before the @ symbol.
Password: Your email password
Check the "Secured connection using SSL" option

Click on the "Add Account" button

Congratulations! You have successfully setup gmail to fetch emails from your domain.