Carrier Access Network Device Axxius 800 ユーザーズマニュアル
Axxius 800 - Release 2.2
9-3
ISDN BRI Card
Features
Features
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Enables carriers to economically bundle ISDN with all other services at 64 Kbps
or 128 Kbps over T1 access lines
or 128 Kbps over T1 access lines
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Configurable as either Line Unit Line Terminal (LULT) for interfacing to ISDN
switch interfaces at the central office, or Line Unit Network Terminal (LUNT)
for customer premises deployment
switch interfaces at the central office, or Line Unit Network Terminal (LUNT)
for customer premises deployment
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Provides direct NTU service demarcation for ISDN video conferencing, 128
Kbps dial-up Internet, point-of-sale terminals, and ISDN Centrex or telephone
applications
Kbps dial-up Internet, point-of-sale terminals, and ISDN Centrex or telephone
applications
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Enables high service density with up to 56 ISDN BRI lines from 7 T1 lines in a
single Axxius 800 chassis, occupying two RU of equipment space (19-inch rack)
single Axxius 800 chassis, occupying two RU of equipment space (19-inch rack)
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Offers solid-state fuseless protection for central office NEBS compliance and
customer premises FCC and UL safety requirements
customer premises FCC and UL safety requirements
Technical Specifications
Controller Software Required
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Release 1.1 or higher is required for the ISDN BRI service card
Product Includes
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Works with all standard Carrier Serving Area (CSA) loops - maximum 18,000 ft.
range (#26 AWG copper)
range (#26 AWG copper)
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Supports standard Telcordia 3-DS0 mode
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Line coding: 2B1Q
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Line Rate: 160 Kbps (80 kbaud)
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Front-panel multi-function LEDs provide out-of-Service, LOS/Self-test fail,
ES/SES detected, Sync, Loopback, and Normal indications
ES/SES detected, Sync, Loopback, and Normal indications
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Interoperable with other standards-based ISDN BRI equipment
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B1, B2, and 2B+D payload loopbacks supported
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Maximum bridged tap length is 2.5 kft. (762 m)
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Rear-accessed U-interface connections