TN570D Expansion Interface

TN570D Expansion Interface TN570D Features The TN570D p rovides 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) Buy with Confidence. Your order also includes MetrolineDirect's Rock Solid One Year Warranty PLATINUM PROTECTION : This product is eligible for a 2 Year Replacement Warranty!