An MTA domain can be configured to fail over to another domain if an unrecoverable failure occurs.
This procedure describes how to use the appliance CLI to configure a default failover MTA next-hop domain for email analysis.
Prerequisites
An established connection between the Email Security - Server appliance and the Internet.
You are logged in to the Email Security - Server appliance CLI as an Admin or Operator.
To configure an MTA next hop fail over domain:
Go to CLI configuration mode.
hostname > enable hostname # configure terminal
Add a default failover MTA next-hop domain for email analysis and forwarding.
hostname (config) # email-analysis domain at1.com next-hop-fail-over 10.11.121.14
Verify your changes.
hostname (config) # show email-analysis
Save your changes.
hostname (config) # write memory