Avaya Definity TN570C Expansion Interface

Avaya
Definity Expansion Port Network
Avaya Definity TN570C Expansion Interface (TN570C)

Definity TN570C

Overview:

Provides an 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 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 EPN
Used when ISDN-BRI and/or ASAI is connected in an EPN
Used in R7si/r or later systems
TN570C used in SREPN (Survivable Remote Expansion Port Network), R7 or later csi

http://www.northernbellnetworks.comtn570c.html
$125.00

Product Description

Definity TN570C

Overview:

Provides an 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 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 EPN
Used when ISDN-BRI and/or ASAI is connected in an EPN
Used in R7si/r or later systems
TN570C used in SREPN (Survivable Remote Expansion Port Network), R7 or later csi

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