| TN570C Expansion Interface |
 TN570C Expansion Interface Like New: Quantity This product is eligible for 2 Year Platinum Protection! TN570C Features The TN570C 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 EPNs 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 Price: 39.99 |