The Mail Relay Parameters, together with the SMTP Connection Policies, are important parameters for the security of your ZixGateway appliances. They regulate who is allowed to route mail through the server and where messages about system events are sent.
Mail Relay Parameters are:
| • | Networks Served by Mail Relay |
| • | Outgoing Mail Relay |
| • | System Notification Address |
| • | TLS Minimum Version |