equal2new LUCENT/AVAYA DEFINITY TN570D EXPANSION INTERFACE MODULE

TN570D AVAYA LUCENT/AVAYA DEFINITY TN570D EXPANSION INTERFACE MODULE 248646 equal2new

Product Details

AVAYA
Mfr. Part Number TN570D

Overview

Expansion Interface * Provides interface between the TDM bus and packet bus, and fiber optic links interconnecting cabinets * Used in a Port Network (PN) between a PN and another PN in a direct-connect system, and between a PN and an SNI in a switch node carrier in a CSS-connected system * Provides control channel applications and time-slot interchanging between the PPN and EPNs * Used when ISDN-BRI and/or ASAI is connected in an EPN * Carries circuit-switched data, packet-switched data, network control, timing control, and DS1 control * Communicates with the TN775B maintenance circuit pack in an EPN to send the EPN environmental and alarm status to the SPE * Replaced by the TN2305 or TN2306 when an ATM switch replaced the CSS * Used in an EPN that is supported by a Survivable Remote Processor (SRP)

  • Manufacturer: AVAYA
    (See more products from AVAYA)
  • Mfr. Part #:TN570D

Manufacturer Specs

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