
NT5D11 and NT5D14 Lineside T1 Interface cards
Page 235 of 906
Circuit Card
Description and Installation
When entering the Set Alarm command set, the MMI will scroll through the
previously described series of alarm options. These options are displayed
along with their current value. Enter a new value or press Enter to retain the
current value. Table 90 outlines the options available in the Set Alarm
function.
Note:
If the duration period is set too long, the lineside T1 card will be
slow to return to service automatically even when the carrier is no longer
experiencing any errors. The Clear Alarm command will have to be
entered manually to restore service promptly. To avoid this, the duration
period should normally be set to 10 seconds.
Set Clearing
Use the Set Clearing (S C)
command set to enable or disable alarm
self-clearing. Answer
Y
or
N
to the question: “Enable Self Clearing? (YES or
NO)”. If “Enable Self-Clearing” is chosen (the factory default condition), the
system will automatically clear alarms after the alarm condition is no longer
detected for the corresponding duration period.
Table 90
Set alarm options
Option
Description
AL1 Threshold
Sets the allowable bit errors per second (from 3 to 9) before alarm
level 1 is activated. Factory default is 10
–6
.
AL1 Duration
Sets the duration in seconds (from 1 to 3,600 seconds) that alarm
level 1 is activated. Factory default is 10 seconds.
AL2 Threshold
Sets the allowable bit errors per second (from 3 to 9) before alarm
level 2 is activated. Factory default is 10
-5
.
AL2 Duration
Sets the duration in seconds (from 1 to 3,600 seconds) that alarm
level 2 is activated. Factory default is 10 seconds.
Frame Slip Threshold
Sets the allowable frame slips per time period (from 1 to 255) before
alarm level 2 is activated. Factory default is 5.
Frame Slip Duration
Sets the duration in hours (from 1 to 24) that the frame slips are
counted. After this time period, the counter is reset to 0. Factory default
is 2 hours.
Содержание Circuit Card
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Страница 248: ...Page 248 of 906 NT5D11 and NT5D14 Lineside T1 Interface cards 553 3001 211 Standard 3 00 August 2005...
Страница 378: ...Page 378 of 906 NT5K21 XMFC MFE card 553 3001 211 Standard 3 00 August 2005...
Страница 384: ...Page 384 of 906 NT6D70 SILC Line card 553 3001 211 Standard 3 00 August 2005...
Страница 388: ...Page 388 of 906 NT6D71 UILC Line card 553 3001 211 Standard 3 00 August 2005...
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Страница 546: ...Page 546 of 906 NT8D03 Analog Line card 553 3001 211 Standard 3 00 August 2005...
Страница 564: ...Page 564 of 906 NT8D09 Analog Message Waiting Line card 553 3001 211 Standard 3 00 August 2005...
Страница 626: ...Page 626 of 906 NT8D14 Universal Trunk card 553 3001 211 Standard 3 00 August 2005...
Страница 680: ...Page 680 of 906 NT8D41AA Serial Data Interface Paddle Board 553 3001 211 Standard 3 00 August 2005...
Страница 694: ...Page 694 of 906 NT8D41BA Quad Serial Data Interface Paddle Board 553 3001 211 Standard 3 00 August 2005...
Страница 720: ...Page 720 of 906 NTAK09 1 5 Mb DTI PRI card 553 3001 211 Standard 3 00 August 2005...
Страница 734: ...Page 734 of 906 NTAK10 2 0 Mb DTI card 553 3001 211 Standard 3 00 August 2005...
Страница 744: ...Page 744 of 906 NTAK20 Clock Controller daughterboard 553 3001 211 Standard 3 00 August 2005...
Страница 762: ...Page 762 of 906 NTAK79 2 0 Mb PRI card 553 3001 211 Standard 3 00 August 2005...
Страница 768: ...Page 768 of 906 NTAK93 D channel Handler Interface daughterboard 553 3001 211 Standard 3 00 August 2005...
Страница 772: ...Page 772 of 906 NTBK22 MISP card 553 3001 211 Standard 3 00 August 2005...
Страница 844: ...Page 844 of 906 NTVQ01xx Media Card 553 3001 211 Standard 3 00 August 2005...
Страница 850: ...Page 850 of 906 NTVQ55AA ITG Pentium card 553 3001 211 Standard 3 00 August 2005...
Страница 884: ...Page 884 of 906 QPC841 Quad Serial Data Interface card 553 3001 211 Standard 3 00 August 2005...
Страница 906: ...Page 906 of 906 Appendix A LAPB Data Link Control protocol 553 3001 211 Standard 3 00 August 2005...
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