Alcatel 90-4454-01-00 Frame Relay Mainstreet T1 Card is a T1-channelized Frame Relay interface module designed for Alcatel Mainstreet systems, identified by part numbers 90-4454-01 and 90-4454-01-00. Described as a T1CFR T1 Channelized Frame Relay Mainstreet device, it provides Frame Relay connectivity over a T1 transport within the Mainstreet platform.
