LET Integrated Services Digital Network (L-ISDN)

T1000

• Three (3) DS0 TDM
• BER measurement with 2 thresholds
• Supports 2B+D and B1+D configuration
• Loopbacks as described in TR-397
• Responds to ANSI EOC messages
• Provides six, 2-wire DDS circuits
• Can provide system timing
• Six (6) ISDN circuits per card

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RST Integrated Services Digital Network (R-ISDN)

T1000

• Three (3) DS0 TDM
• BER measurement with 2 thresholds
• Supports 2B+D, B1+D, B1, and B1+B2 configurations
• In-band loopbacks as described in TR-397
• Responds to ANSI EOC messages
• Provides six, 2-wire DDS circuits
• Can provide system timing
• Six (6) ISDN circuits per card

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T1X Transceiver (T1X-XCVR)

T1000

• One T1 (1.544 Mbps) interface per card
• SF and ESF framing formats
• Provisionable line coding
• Front panel jack access for testing and monitoring
• Dual memory support for upgrades
• Easy provisioning via CLI or EMS

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T1 HDSL 2-Wire Transceiver (T1HD2-XCVR)

T1000

• Operates as H2TU-C or H2TU-R
• Dual flash memory banks for upgrade support
• Front panel jack access for test and monitoring
• Intact asynchronous T1 delivery capability
• Synchronous T1 delivery capability
• AMI/ZCS and B8ZS line coding
• SF, ESF, Unframed, and Auto framing formats
• Supports HDSL2 functionality defined in ANSI T1.418, Issue 2
• Functions as an inter-terminal transport or service card
• One HDSL2 T1 (1.544-Mbps) interface per card
• Line-powering capability
• Supports one ADTRAN range extender
• Extensive loopback diagnostics and performance monitoring capabilities

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T1 HDSL 4-Wire Transceiver (T1HD4-XCVR)

T1000

• Operates as H4TU-C or H4TU-R
• Dual memory support for upgrades
• Interoperable with the T1X-XCVR card when an H4TU-C or H4TU-R is used
• Compatible with other standards-based HDSL4 products
• Line-powering capability
• Up to 45 kft repeatered T1 transmission on #24 AWG copper facilities
• Up to 32 kft repeatered T1 transmission on #26 AWG copper facilities
• Capacity for to power two line powered ADTRAN range extenders
• Support Inverse Multiplexing over ATM with Tellabs 1000 MSAP IMA card
• Intact asynchronous T1 delivery capability
• Synchronous T1 delivery capability
• AMI/ZCS and B8ZS line coding
• SF, ESF, Unframed, and Auto framing formats
• Functions as an inter-terminal transport or service card
• Supports HDSL4 functionality defined in ANSI T1.418, Issue 2
• One HDSL4 T1 (1.544-Mbps) interface per card

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T1 Transceiver (T1-XCVR)

T1000

• Support for T1 UNI ATM uplink
• One T1 (1.544 Mbps) interface per card
• SF and ESF framing formats
• Provisionable line coding
• Repeater power feed for up to six repeaters
• Front panel jack access for testing and monitoring
• Dual memory support for upgrades

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T1 Asynchronous Transceiver (T1A)

T1000

• One T1 (1.544 Mbps) interface per card
• Intact T1 transport
• Customer T1 service capability
• Line-powering capability
• Front panel jack access for testing and monitoring
• Dual memory support for upgrades

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T1 Asynchronous Transceiver (T1AX)

T1000

• One T1 (1.544 Mbps) interface per card
• Intact T1 transport
• Customer T1 service capability
• Front panel jack access for testing and monitoring
• Dual memory support for upgrades
• Easy provisioning via CLI or EMS

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Remote Broadband Cabinet 36 (RBC36) 132-Lines

T1000

• Up to 132 lines (3 x 50-pair protector blocks)
• Install an RBC36 cabinet onto a pole, H-frame, concrete pad or steel structure.
• Extreme corrosion resistant
• Designed and tested for superior environmental protection and thermal management
• Long equipment and battery life, plus large battery reserve
• Minimal acoustic signature and power consumption

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External Timing Interface (ETI) Plug-in Card

T1000

• Synchronizes to an external composite clock timing source
• In controlled environments, if the composite clock signal degrades, ETI provides Stratum 3E holdover using historical timing data
• Provisionable Stratum levels: 3, 3 with 3E holdover, 4, and SONET
• LET or RST operation (primary shelf)
• Up to Stratum 3/3E free-run accuracy
• Jitter and wander reduction of external timing source
• A second ETI can be installed for standby operation

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