Zhone 7995 ユーザーガイド
4. Configuring the Unit Using the Internal Switches
4-4
September 2004
7990-A2-GB20-20
Model 7995 Switchpack Definitions
Table 4-1, Switchpack S3 Definitions – Model 7995
shows the switches used for
configuring the Model 7995 endpoint.
Table 4-1.
Switchpack S3 Definitions – Model 7995
Switch # . . .
Allows you to . . .
Default in Bold
1
Control whether the unit is an STC-C or an STU-R
OFF = STU-R
ON = STU-C
ON = STU-C
2
Control enabling of either Fixed Rate or Auto Rate mode.
OFF = Fixed Rate Mode
ON = Auto Rate Mode
ON = Auto Rate Mode
3, 4, 5
Select one of eight preset DSL line rates. If Auto Rate is enabled, DSL
Line Rate represents the Auto Rate ceiling. Valid only for a unit configured
as an STU-C.
Line Rate represents the Auto Rate ceiling. Valid only for a unit configured
as an STU-C.
All OFF = 2056 kbps
6
Enable or disable Switchpack S3.
OFF = Switchpack Disabled
ON = Switchpack Enabled
ON = Switchpack Enabled
7, 8
Control Sync Port Data Rate – Specifies the maximum payload rate
when the DSL line rate is 200 kbps. Valid only for a unit configured as an
STU-C in Fixed Rate Mode.
when the DSL line rate is 200 kbps. Valid only for a unit configured as an
STU-C in Fixed Rate Mode.
Both OFF = 192 kbps
Switch Position
DSL Line Rate
Default in Bold
5
4
3
OFF
OFF
OFF
2056 kbps
OFF
OFF
ON
200 kbps
OFF
ON
OFF
264 kbps
OFF
ON
ON
392 kbps
ON
OFF
OFF
520 kbps
ON
OFF
ON
776 kbps
ON
ON
OFF
1032 kbps
ON
ON
ON
1544 kbps
Switch Position
Sync Data Port Rate
Default in Bold
7
8
OFF
OFF
192 kbps
OFF
ON
128 kbps
ON
ON
64 kbps