Zhone 7995 ユーザーガイド
3. Initial Startup and Configuration
7990-A2-GB20-20
September 2004
3-15
Adaptive Rate Feature
The Adaptive Rate feature is designed to find the best rate possible for your DSL
loop conditions. After the DSL loop is up, configure the unit for a fixed rate by
setting the minimum DSL rate equal to the maximum DSL rate. The configuration
options are available from the DSL Interface Options screen.
loop conditions. After the DSL loop is up, configure the unit for a fixed rate by
setting the minimum DSL rate equal to the maximum DSL rate. The configuration
options are available from the DSL Interface Options screen.
Setting the DSL Line Rate
Adaptive Rate is controlled from the DSL Interface Options screen by setting the
Max DSL Rate and Min DSL Rate configuration options. These options are only
available if the unit is configured as an STU-C.
Max DSL Rate and Min DSL Rate configuration options. These options are only
available if the unit is configured as an STU-C.
To access the DSL Interface Options screen, follow this menu selection sequence:
Main Menu
→Configuration→Current Configuration →DSL Port
To enable Adaptive Rate, set the Min DSL Rate to a value lower than the Max DSL
Rate setting. For Fixed Rate, set the Min DSL Rate equal to the Max DSL Rate. If
the TDM SHDSL endpoint cannot train at minimum DSL rate set, an alarm will be
generated. See
Rate setting. For Fixed Rate, set the Min DSL Rate equal to the Max DSL Rate. If
the TDM SHDSL endpoint cannot train at minimum DSL rate set, an alarm will be
generated. See
more information.
main/config/dsl_interface
Model: 799x
DSL INTERFACE OPTIONS
Estimated Line Length: Long
Startup Margin: 0dB
Max DSL Rate: 2056 Kbps
Min DSL Rate: 2056 Kbps
EIA-530 Payload Rate: 2048 Kbps
Remotely Initiated Loopback: Enable
Peer IP Address: 135.090.025.001 Clear
Circuit Identifier: Clear
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