Avaya Definity TN570D Expansion Interface Circuit Pack

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TN570D 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. Features Provides an interface Supports control channel applications One Year Warranty Included with Extended Warranty Options at Low Prices! Package Includes TN570D Expansion Interface Show more