Perimeter supports the use of Approved and Banned sender lists.

Addresses on your approved sender list will skip all spam checks
allowing their emails to always get delivered to you.

Addresses on your banned sender list will have their messages to
you rejected.

Adding addresses to lists

1. Mouse over Lists
2. Click Add to List
3. Enter the address can be an Email Address, Domain Name or IP address
4. Select the list type from the List type drop down menu
5. Check Add to aliases as well if you want it added to your aliases
6. Click the Add to list button

Deleting addresses from lists

1. Mouse over Lists
2. Click either Approved senders or Banned senders
3. Find the address
4. Click the red x under the action column