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Part Number: 1102182L1
CLEI: D4D3MU0DAA
- Plugs into a single channel slot of an AT&T D4/SLC-96 channel bank
- Provides the interface between the T1 carrier facility and the Digital Subscriber Line (DSL) towards the customer premises
- Total Reach interface provides 30.5 kft nominal range on mixed wire gauge
- Provides span powering for the Total Reach ISDN Remote unit, compliant with GR-1089-CORE Class A2 powering requirements
- Lightning and power cross protection in compliance with GR-1089-CORE
- ISDN 2B1Q interface which meets all Layer 1 requirements as specified in ANSI T1.601-1991
- All Layer 1 maintenance functions
- Transportation of ISDN Basic Rate 2B+D information over T1 facilities in the 3-DS0 format specified in TR-NWT-000397
- Performance monitoring of the Layer 1 facility as specified in TR-NWT-000397 and TR-TSY-000829
- Distinctive metallic DC test signature to identify line unit LT mode of operation as specified in TR-NWT-000397
- Eight hours of performance history, as specified by TR-NWT-000829
- Eight ISDN BRA National Standard eoc messages responded to, including B1, B2, 2B+D loopbacks
- B1 and B2 loopback addressability at the front panel for the NT1 and up to six devices in the Network-to-Customer direction
- Responds to OCU and CSU latching loopback in 2B, B1, and B2 modes of operation
- Internal test pattern allows for testing of individual B channels without requiring external test equipment.
- Addressing and error status with front panel LED indicators. Test functions chosen by a front panel 10-position rotary switch
- DS0 logic level transmit and receive data access through front panel bantam jacks
- A built-in Cyclic Redundancy Check (crc ) clock error detector allows for local performance monitoring at the front panel without test equipment
- Meets NEBS Level 3 Requirements
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