Cisco RBBN-16-T1E1= Internal network switch component

16-Port T1/E1 RBBN Backcard for Y-Cable Redundancy The Cisco MPSM-16-T1E1 is a single-height service module for the Cisco MGX 8850/B and the Cisco MGX 8830/B Advanced ATM Multiservice Switches. The Cisco MPSM-16-T1E1 delivers connectivity from DS-0, NxDs-0, and T1/E1 speeds and provides Any Service, Any Port (ASAP) capability, which allows both Frame Relay and ATM services on any physical port in the service module.

Key Features and Benefits
-Any Service, Any Port functionality reduces operations and deployment costs by supporting both ATM and Frame Relay in a single service module.
-Multilink Point-to-Point Protocol (MLPPP) and PPP multiplexing (PPPMUX).
-Inverse Multiplexing over ATM (IMA) 1.0 and IMA 1.1 along with IMA restart capability.
-FRF 8.1 Frame Relay/ATM service interworking.
-1:N service module redundancy.
-Independent Transport Clock (ITC) and Common Transmit Clocking (CTC) clocking modes.
-Built-in bit-error-rate-test (BERT) testing.