Avaya Definity TN570C Expansion Interface Circuit Pack

TN570C Expansion Interface This card will provide an interface with the TDM bus and pack bus between the two. Fiber optic links interconnecting cabinets used in a Port Network (PN) between a PN and another PN in a direct-connect system. used in SREPN (Survivable Remote Expansion Port Network) R7 or Later Features Provides an interface Supports control channel applications Used when ISDN-BRI and/or ASAI is connected in an EPN Used in R7 or later Includes Atlas 1-Year Warranty with Extended Warranty options available! Package Includes TN570C Expansion Interface