Avaya Definity TN777B Network Controller Circuit Pack - Refurbished

Features:

• The TN777B Network Controller is designed to deliver control channel messages between distributed networks of port circuit packs on the TDM bus and processor circuit pack.

• Information is routed between 4 data channels directly from the processor circuit pack to the customer connected equipment.

• Communicates control messages between processor circuit pack and distributed network of port circuit packs on the TDM bus

• Controls four data channels

• Time of date clock with battery backup for power failure and low voltage conditions

• Monitors status of system clocks

• supports ISDN Replaced by TN794 Network Control/Packet interface for R7 and R8

• Replaced by TN2401 Network Control/Packet interface for R9 and R10

WARRANTY: 90-DAY REPLACEMENT WARRANTY / FINAL SALE