Definity TN570B Expansion Interface TN570B    #16258

SKU :    TN570B     Definity TN570B Expansion Interface Item Definity TN570B Expansion Interface Category Avaya/Definity/Circuit Cards/TN420C - TN744E Like New: $ 249.00 Options   Quantity 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100            Tweet  Definity TN570B Expansion Interface: TN570B - Avaya Definity TN570B Expansion Interface Overview Definity TN570B 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 12-Ports connecting to ISDN-BRI terminals Each port has TXT, TXR, PXT, and PXR signal leads Up to 8 ports can be used for adjunct switch application interface (ASAI) links Each port operates at 192 kbps per second and has 2 B-channels and 1 D-channel Requires a packet control circuit pack (TN778) when used in R6si systems or packet bus-equipped R6vs systems Range of up to 3300 ft. maximum from the system to the voice terminal Can connect 24 terminals where each terminal uses 1 B-channel and shares the D-channel Provides control channel applications and time-slot interchanging between the PPN and EPNs Carries circuit switched data, packet-switched data, network control, timing control, and DS1 control. Used when ISDN-BRI and/or ASAI is connected in an EPN Used in R7si/r or later systems Part Number: TN570B

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