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Cisco Bug: CSCur40808 - ISM-VPN: QoS Preclassify not preserving the QoS Markings

Last Modified

Sep 14, 2019

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Issue leads to QoS Markings getting corrupted when using ISM VPN Module. Can also lead to a crash because of the memory corruption.

Condition is not known yet. IOS in use is c2951-universalk9-mz.SPA.152-4.M6a.bin , however, same problem seems to be happening on Version 15.3(3)M4 too.
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