You can restore the default out-of-band management settings if the network interface that you assigned for system management traffic is not reachable. With the default settings, services are accessible on all network interfaces.
Procedure
Log in to an Avaya Aura® Web Gateway node using an SSH connection.
Run the cdto cas command.
Run the sudo ./os/securty/firewall.pl command.
Enter the administrator password and then wait until the process is complete.