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Cisco Bug: CSCvv23067 - ISSU is failing with lookup failure in APS48 five group setup from 16_9_4 to 17_3_1 images

Last Modified

Oct 09, 2020

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

ISSU would fail since standby RSP3 would take more time 3600 seconds , whereas ISSU will time out in 3000 seconds. This happens in stage -1 of ISSU, where in new software would be loaded on the standby RSP3..
issue is seen when image on Active RSP3 is 16.9.4 and standby RSP3 has 17.3.1 image.

This issue would be seen if router config has five APS group of OC48 or more.
For less number of APS or less port rate of APS group issue may not be seen.
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