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Cisco Bug: CSCuq39091 - SGSN not initiating UNBLOCK after receiving NS-RESET-ACK from BSS

Last Modified

Dec 26, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

15.0(21)

Description (partial)

Symptom:
After Link flaps ( physical media ) the NSVCI's remained in "Blocked & Alive state"
[local]MAG-MME-1# show network-service-entity consolidated-status | grep -E "368| 568|768"
Thursday August 07 16:49:04 GST 2014
|  368|  3680|   368|   0| 96749| 96965| 95981| 96749|     7|    24|    17|     7|    20|     1|     1|    20|     0|     0| NSVC blked alive 
|     |  3681|   468|  10| 96946| 97046| 96154| 96946|     2|    23|    19|     2|    19|     0|     0|    19|     0|     0| NSVC unblk & alive
|  568|  5680|   568|   0| 96843| 97003| 96001| 96843|     7|    26|    17|     7|    19|     2|     2|    19|     0|     0| NSVC blked alive 
|     |  5681|   668|  11| 96950| 97169| 96211| 96950|     3|    23|    18|     3|    19|     0|     0|    19|     3|     0| NSVC unblk & alive
|  768|  7680|   768|   0| 97023| 97242| 96109| 97023|     8|    25|    16|     8|    19|     2|     2|    19|     0|     0| NSVC blked alive 
|     |  7681|   868|  10| 96957| 96937| 96170| 96957|     2|    23|    19|     2|    18|     0|     0|    18|    18|     0| NSVC unblk & alive

Conditions:
Observed after upgrade to 15.0 MR4
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