TN771 - TN1654

Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN771D Maintenance Test Card

TN771D Maintenance Test Card The TN771D Maintenance Test Card is responsible for maintaining functions for Definity. There is also a Packet Bus reconfiguration that is...

TN771D Maintenance Test Card The TN771D Maintenance Test Card is responsible for maintaining func...

In Stock
Avaya Definity TN771DP Maintenance and Test

TN771DP Maintenance Test Card The TN771DP Maintenance Test Card is responsible for maintaining functions for Definity, including Packet Bus reconfiguration that allows diagnosis and correction...

TN771DP Maintenance Test Card The TN771DP Maintenance Test Card is responsible for maintaining fu...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN772 Duplication Interface

TN772 Duplication Interface The TN772 Duplication Interface supports voice and fax calls from the Definity ECS across a corporate intranet or the Internet. IP trunking...

TN772 Duplication Interface The TN772 Duplication Interface supports voice and fax calls from the...

In Stock
Avaya Definity TN775C EPN Maintenance Board

TN775C EPN Maintenance Board The TN775C EPN is a maintenance board that monitors and upkeeps power failure signals in an EPN cabinet in Release 7...

TN775C EPN Maintenance Board The TN775C EPN is a maintenance board that monitors and upkeeps powe...

In Stock
$179.00
Avaya Definity TN776 Expansion Interface

TN776 Expansion Interface The TN776 is attached to the TDM bus in one Port Network (PN) and is an interface between the two. This Interface...

TN776 Expansion Interface The TN776 is attached to the TDM bus in one Port Network (PN) and is an...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN777 Network Controller

TN777 Network Controller The TN777 Network Controller delivers control channel messages between distributed networks of port circuit packs on the TDM bus and processor circuit...

TN777 Network Controller The TN777 Network Controller delivers control channel messages between d...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN778 Packet Control

TN778 Packet Control The TN778 interfaces the packet bus with SPE and terminates LAPD links. This Packet Control supports packet bus signaling on the ISDN...

TN778 Packet Control The TN778 interfaces the packet bus with SPE and terminates LAPD links. This...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN792 Duplication Interface

TN792 Duplication Interface The TN792 used on release 7 or later delivers high and critical reliability by coping contents of memory from the primary SPE...

TN792 Duplication Interface The TN792 used on release 7 or later delivers high and critical relia...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN793 24-Port Analog Circuit Pack (TN793)

TN793 24-Analog Circuit Pack The TN793 supports 24 analog telephones or devices on Definity systems release 6.3 or higher. This card also features caller ID...

TN793 24-Analog Circuit Pack The TN793 supports 24 analog telephones or devices on Definity syst...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN794 Network Control / Packet Interface

TN794 Network Control / Packet Interface The TN794 replaces the NETCON-TN77B and PACCON-TN778 in release 8 or late SI systems. This card is not backwards...

TN794 Network Control / Packet Interface The TN794 replaces the NETCON-TN77B and PACCON-TN778 in ...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN799C Control LAN (C-LAN) Interface

TN799C Control LAN (C-LAN) Interface TN799C Control LAN (C-LAN) Interface simplifies the connection between adjunct equipment and Definity systems. The TN799C supplies a TCP/IP connection...

TN799C Control LAN (C-LAN) Interface TN799C Control LAN (C-LAN) Interface simplifies the connecti...

In Stock
G650 Media Gateway Components
Avaya Definity TN799DP Control LAN (C-LAN) Interface

TN799DP Control LAN (C-LAN) Interface The TN799DP provides connectivity over Ethernet or PPP (Point to Point Protocol) connection to applications. Supported systems are CentreVu, CMS,...

TN799DP Control LAN (C-LAN) Interface The TN799DP provides connectivity over Ethernet or PPP (Poi...

In Stock
Avaya Definity TN801B MAPD LAN Gateway Interface

TN801B MAPD LAN Gateway Interface The TN801B is part of the MAPD (Multi-Application Platform Definity) which accepts direct integration of PC-based application into the switch....

TN801B MAPD LAN Gateway Interface The TN801B is part of the MAPD (Multi-Application Platform Def...

Contact for Availability
Sold Out
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN802B MAPD (IP Interface Assembly)

TN802B MAPD (IP Interface Assembly) The TN802B MAPD is an interface that supports voice and fax calls from the Definity ECS across a corporate intranet...

TN802B MAPD (IP Interface Assembly) The TN802B MAPD is an interface that supports voice and fax c...

In Stock
$245.00
Avaya Definity TN1650B Memory

TN1650B Memory The TN1650B Memory is equipped with 30 Mb of Dynamic Random Access Memory and error detection circuitry to ensure information integrity Features 32...

TN1650B Memory The TN1650B Memory is equipped with 30 Mb of Dynamic Random Access Memory and erro...

In Stock
Avaya Definity TN1654 DS1 Converter

TN1654 DS1 Converter The TN1654 is a replace for the previous model TN574 DS1 converter circuit pack that appears in Release 8. The TN1654 installs...

TN1654 DS1 Converter The TN1654 is a replace for the previous model TN574 DS1 converter circuit p...

In Stock
Avaya Definity TN1655 Packet Interface

TN1655 Packet Interface The TN 1655 Packet Interface provides communication path between the SPE and packet bus in the PPN. This interface will also allow...

TN1655 Packet Interface The TN 1655 Packet Interface provides communication path between the SPE ...

In Stock
$189.00
Avaya Definity TN1656 Tape Drive

TN1656 Tape Drive TN1656 Tape Drive has the capacity to store up to 3 Mb to 120 Mb of system software. Features System software storage:...

TN1656 Tape Drive TN1656 Tape Drive has the capacity to store up to 3 Mb to 120 Mb of system soft...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN793B 24-Port Analog Circuit Pack (TN793B)

TN793B 24-Analog Circuit Pack The TN793B supports 24 analog telephones or devices on Definity systems release 6.3 or higher. This card also features caller ID...

TN793B 24-Analog Circuit Pack The TN793B supports 24 analog telephones or devices on Definity sys...

In Stock
Avaya/Definity Circuit Packs TN771 - TN802
Avaya Definity TN793CP 24-Port Analog Circuit Pack (TN793CP)

TN793CP 24-Analog Circuit Pack The TN793CP supports 24 analog telephones or devices on Definity systems release 6.3 or higher. This card also features caller ID...

TN793CP 24-Analog Circuit Pack The TN793CP supports 24 analog telephones or devices on Definity s...

In Stock
$290.00