Configuring policies : Controlling SMTP access and delivery : Configuring access control rules : Example: Access control rules with wild cards
Example: Access control rules with wild cards
If your protected domain, example.com, contains email addresses in the format of user1@example.com, user2@example.com, and so on, and you want to allow those email addresses to send email to any external domain as long as they authenticate their identities and use TLS, you might configure the following access control rule:
 
Table 40: Example access control rule
Sender Pattern
user*@example.com
Recipient Pattern
*
Sender IP/Netmask
0.0.0.0/0
Reverse DNS Pattern
*
Authentication Status
authenticated
TLS Profile
tlsprofile1
Action
RELAY