Service Daughter Card

TN81MD1, TN81CD1, TN81AD1

Processes E1 signals; accesses and processes channelized STM-1 and ATM STM-1 signals.

Interface Boards

TN81ETFC, TN81ETMC, TN81EFG2, TN81EFG4, TN81POD41, TN71L12, TN71L75, TN81EFF8, TN81AFO1, TN81CO1, TN82CO1, TN81D75E, TN81D12E, TN82CD1

Access to FE, GE, POS STM-1/STM-4, ATM STM-1, channelized STM-1 E1 CES and E1 signals.

Enhanced Auxiliary Interface Board

TN81AIE

Enhances the protocol processing capability of the network element to improve the scalability and flexibility of the device.

Master, crossover, multi-protocol processing unit

tn71cxp, tn72cxp, tn73cxp

As a service processing board to process the accessed services.

Completes service scheduling.

Provides auxiliary interfaces.

(TN73CXP single board) Provides 10GE interfaces and GE interfaces on the panel.

Complete the system control function.

Provide clock and time.

Fan Board

tn71fana, tn71fanb

Dissipates heat for the device.

Power supply board

TN71PIU

Connects to external power supply.