Configuration Commands
Page 402 7750 SR OS Interface Configuration Guide
lbo
Syntax lbo [0dB | -7.5dB | -15.0dB | -22.5dB]
Context config>port>tdm
Description This command applies only to a DS-1 port configured with a 'long' buildout (see the buildout
command). Specify the number of decibels the transmission signal decreases over the line.
For 'short' buildout the following values are valid:
lboNotApplicable — Not applicable
For 'long' buildout the following values are valid:
lbo0dB For 0 dB
lboNeg7p5dB For -7.5 dB
lboNeg15p0dB For -15.0 dB
lboNeg22p5dB For -22.5 dB
The default for 'short' build out is 'NotApplicable' while the default for 'long' buildout is 'lbo0dB'.
length
Syntax length {133 | 266 | 399 | 533 | 655}
Context config>port>tdm
Description This command applies only to a DS-1 port configured with a 'short' buildout. The length command
configures the length of the line (in feet). For line lengths longer than 655 feet, configure the DS-1
port buildout as 'long'.
For 'long' buildout the following values are valid:
NotApplicable — Not applicable
For 'short' buildout the following values are valid:
0 — 133 For line length from 0 to 133 feet
134 — 266 For line length from 134 to 266 feet
267 — 399 For line length from 267 to 399 feet
400 — 533 For line length from 400 to 533 feet
534 — 655 For line length from 534 to 655 feet
The default for 'long' buildout is 'NotApplicable' while the default for 'short' buildout is '0 — 133'.
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