The Adtran community holiday season is starting next week! The holiday period will span from December 21, 2024 to January 6, 2025. During this time, responses to feedback form submissions may be delayed. If you are encountering product issues, you can reach out to Adtran support at any time.
Enable the DHCP server persistence option. Select the Enable DHCP server persistence checkbox under SYSTEM, DHCP SERVER then DHCP Leases of the Device you would like to assign a local static address. I am not assuming you mean a Public IP address.