Adtran Atlas 550 Dual T1 PRI Module 1200314E2 Multiplexers and Channel Asosciated Signaling (CAS)

and Channel Asosciated Signaling (CAS)

Up to eight 5500 series switches can be stacked together to function as a single unit

The Toshiba DKT3020-SD is a programmable digital phone

Stateful Inspection Firewall

3af to the phone

Adtran Atlas 550 Dual T1 PRI Module 1200314E2 Multiplexers and Channel Asosciated Signaling (CAS)Adtran Atlas 550 Dual T1 PRI Module 1200314E2 Description: The Adtran 1200314E2 is a dual port T1 card for the Adtran Atlas 550. This module allows for a pair of ports that can be configured independently as a PRI or T1 circuit. The module supports drop insert and digital access cross connect systems (DACS) applications. Numerous configurations such as frame relay emulation and passthrough and PRI switching are supported with the Adtran 1200314E2