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TN464GP DS1/ISDN PRI Circuit Pack

TN464GP DS1/ISDN PRI Circuit Pack

Features Supports DS1 Rate (24 Digital Channels) and E1 Rate (32 Digital Channels) All versions support CO, TIE, DID and OPS (Off…

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TN464HP DS1/ISDN PRI Circuit Pack (Refurbished)

TN464HP DS1/ISDN PRI Circuit Pack (Refurbished)

Features Circuit-pack-level, administrable A- or Mu-Law companding CRC-4 generation and checking (E1 only) Stratum-3 clock capability ISDN-PRI T1 or E1 connectivity Line-out (LO) and line-in…

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TN553 Packet Data Line Pack

TN553 Packet Data Line Pack

Features The TN553 packet data line circuit pack has 12 ports that can connect through a cross-connect field to a TN726B…

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TN556B BRI ISDN Station Pack

TN556B BRI ISDN Station Pack

Features Provides 12-Ports connecting to ISDN-BRI terminals Each port has TXT, TXR, PXT, and PXR signal leads Up to 8 ports can be…

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TN556C 12 Port ISDN-BRI ST-NT Pack

TN556C 12 Port ISDN-BRI ST-NT Pack

Features 12 Ports connecting to ISDN-BRI terminals Up to 8 ports can be used for adjunct switch application interface (ASAI) links Each port…

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TN556D ISDN Line Card

TN556D ISDN Line Card

Features Provides 12-Ports connecting to ISDN-BRI terminals Each port has TXT, TXR, PXT, and PXR signal leads Up to 8 ports can be…

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TN568 Definity Audix R4

TN568 Definity Audix R4

Features Component of the ED-1E568 Supports voice mail using an embedded 386EX processor Definity Audix systems can be interconnected to create large voice-mail…

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TN570B  Expansion Interface Pack

TN570B Expansion Interface Pack

Features Provides an interface between the TDM bus and packet bus, and fiber optic links interconnecting cabinets Used in a Port Network…

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TN570C Expansion Interface Pack

TN570C Expansion Interface Pack

Features Provides an interface between the TDM bus and packet bus, and fiber optic links interconnecting cabinets Used in a Port Network…

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TN572 Switch Node Clock Pack

TN572 Switch Node Clock Pack

Features Distributes the timing signals that synchronize the SN carrier Also receives maintenance data Includes Refurbished Library …

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TN573B Switch Node Interface Pack

TN573B Switch Node Interface Pack

Features Routes circuit, packet, and control messages Installed in a SN carrier in a CSS that terminates a fiber optic link from…

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TN574 DS1 Converter Pack

TN574 DS1 Converter Pack

Call 1-800-955-6082 for Availabilty/Configuration/Pricing Refurbished Library Avaya Definity Maintenance Server R Vol I and…

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TN577 Packet Gateway Pack

TN577 Packet Gateway Pack

Features Provides 4 RS-423 physical ports for X.25 protocol interfaces between the system and adjuncts Functions as the data communications interface unit…

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TN722B  DS1 Tie Trunk Pack

TN722B DS1 Tie Trunk Pack

Features 8 ports connecting to multi-appearance hybrid analog and digital voice terminals 24 independent trunk connections to a 1.544-Mbps DS1 facility Each trunk…

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TN725B  Speech Synthesizer Pack

TN725B Speech Synthesizer Pack

Features Provides 4 ports that send voice message information to telephones to activate leave word calling, automatic wakeup, voice message retrieval,…

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TN726B  Data Line Pack

TN726B Data Line Pack

Features Provides 8 serial asynchronous EIA ports with modem interfaces connected through asynchronous data units (ADUs) to EAI ports on DTE Uses…

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TN736 System 75 Power Unit

TN736 System 75 Power Unit

Call 1-800-955-6082 for Availabilty/Configuration/Pricing Refurbished Library Avaya Definity ECS R10 Maintenance Vol-I and II,III.pdf…

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TN742 8 Port Analog Pack 8 Port Analog Pack

TN742 8 Port Analog Pack 8 Port Analog Pack

Features 8 port analog interface Each port supports one voice terminal with or without LED message waiting indicators (message waiting indicators not…

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TN744B  Call Classifier Pack

TN744B Call Classifier Pack

Features 8 ports of tone detection on the Time Division Multiplexing (TDM) bus that function the same as the TN2182, but…

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TN744C Call Classifier Pack

TN744C Call Classifier Pack

Features 8 ports of tone detection on the Time Division Multiplexing (TDM) bus that function the same as the TN2182, but…

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