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 北電維護(hù)講座\CDMA Access:AGNTS191_CDMA_BSS_troubleshooting_Handbook(V1.0)
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發(fā)表于 2009-04-15 10:07:16  只看樓主 
AGNTS191_CDMA_BSS_troubleshooting_Handbook(V1.0):

CDMA BSS Troubleshooting Handbook



Customer:
China Unicom
Site:
CDMA NBSS 12.1c
Date:
April 15, 2005
TABLE OF CONTENTS

1
Metro cell troubleshooting procedures............................................... 4
1.1
Most Common Problems and Troubleshooting................................................................................ 4
1.1.1
Unable to load the BTS................................................................................................................................ 4
1.1.2
Initial BTS install & BTS will load but won't callp............................................................................... 5
1.1.3
MCBTS Drop Call and Access Fail Trouble Shooting Procedure...................................................... 5
2
Legacy BSC troubleshooting procedures............................................... 6
2.1
TFU/GPS issues................................................................................................................................................... 6
2.2
SBS issues............................................................................................................................................................ 6
2.3
BSSM is halted................................................................................................................................................ 6
2.4
BSSM slowdown.............................................................................................................................................. 7
3
CBRS Troubleshooting Procedures............................................................. 8
3.1
BCN Service Alarms/Faults....................................................................................................................... 8
3.1.1
Link Utilization Threshold exceeded........................................................................................................ 8
3.1.2
Traffic Congestion......................................................................................................................................... 8
3.1.3
Packet Discards............................................................................................................................................. 9
3.1.4
Packet Storm loop back detected............................................................................................................ 10
3.2
Equipment fault (including FPs, HW devices, physical ports, lines, CCMC)....................... 11
3.2.1
Loss of Ethernet link to CP....................................................................................................................... 11
3.2.2
Autonomous CP/FP Reset......................................................................................................................... 12
3.2.3
Fabric Failure............................................................................................................................................. 12
3.2.4
TSP Heartbeat Failure............................................................................................................................... 12
3.2.5
ESP Heartbeat Failure.............................................................................................................................. 13
3.2.6
Failure to boot FP...................................................................................................................................... 13
3.2.6.1
ESP/TSP Card Initialization Diagnostic Failure................................................................................... 13
4
passport 15K troubleshoot procedure................................................... 14
4.1
Troubleshooting the OAM Ethernet port...................................................................................... 14
4.1.1
Understanding OAM Ethernet port tests................................................................................................ 14
4.1.2
Testing the OAM Ethernet port................................................................................................................ 15
4.2
Troubleshooting ATM function processors.................................................................................... 16
4.2.1
Problem: Congestion alarms (alarm numbers 7013 0002, 7013 0003, 7013 0004, 7013 0005)
16
4.2.2
Problem: IP routes/sub connections overbooking, alarm number 7060 1000............................... 16
4.2.3
Problem: txCellmemoryAvailable resources reaching a low level................................................... 16
5
reference.................................................................................................................. 17

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