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INTEGRATED ACCESS
Total Access 850 Modules
Model # Part #  Description
Total Access 850 BCU L1 1200373L1 Total Access 850 Bank Controller Unit - supports bank controller and network interface functions.
Total Access 850 BCU L2 w/DSX-1 1200373L2 Total Access 850 Bank Controller Unit - supports bank controller and network interface functions. Supports fractional T1 capability using RJ-48 on rear of chassis
Total Access 850 T1 TDM RCU 4200376L1 #TDM Total Access 850 Router Control Unit. Provides support for DS1, DSX-1, V.35 and 1OBaseT Ethernet. Also includes on-board IP router. Activates all physical Interfaces on Total Access 850 chassis (real panel).
Total Access 850 T1 ATM RCU 4200376L1#ATM Includes: 1 - 1200376L1 (T1 RCU), 1 - 9900376-3A (ATM code).
Total Access 850 SDSL RCU 1200377L1 SDSL network interface, 10/100 BaseTandlP Router. 24 ports of G.168 Echo  Cancellation and 16 ports of 32K ADPCM (G.726) resources. Designed for VoDSL applications.
Total Access 850 SDSL RCU w/DSX-1 port 1200377L2 SDSL network interface, 10/100 BaseT, DSX-1 port and IP Router. 24 ports of G.168 Echo Cancellation and 16 ports of 32K ADPCM (G.726) resources. Designed for VoDSL applications.
Total Access 850 V.35 Module 1200372L1 Total Access 850 Nx56/64 Module. Supports Nx56/64 applications up to 1.536 Mbps in 56 or 64 kbps increments. Would only be used when using the BCU L1 or BCU L2. All RCUs have integrated V.35 support.
Total Access 850 Single DSX-1 Module 1200385L1 Total Access 850 Single DSX-1 Module. Supports voice and Nx56/64 data applications. Allows for up to 7 DSX-1 ports per chassis (6 modules + built-in RCU DSX-1 port). Currently works in conjunction with the TA 850 T1, TDM RCU.
Total Access 850 Echo Cancellation Module 1203384L1 G.168 compliant echo canceller for use with the T1 RCU with VoATM software. Provides 24 ports of echo cancellation. Required for VoATM applications that use the T1 RCU.
Total Access 850 Echo Cancellation ADPCM Module 1203384L2 G.168 compliant echo canceller for use with the T1 RCU with VoATM software. Provides 24 ports of echo cancellation. Required for VoATM applications that use the T1 RCU. Supports 24 channels of 32K ADPCM (G.726).

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