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Cisco Bug: CSCuo04674 - ISR3900 Router hangs when large number of dummy packets flow thorough it

Last Modified

Jan 31, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

15.4(3.23)T

Description (partial)

Symptom:
The 3900 router  hangs with dummy packet feature enabled for a long time and no other commands can be executed on the router.

Conditions:
This situation occurs when traffic is continuously flowing through the router with the IPSec dummy packet feature enabled for 3-4 hrs. After that when we give the "sh crypto ipsec sa" command the router hangs
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