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Cisco Bug: CSCut23407 - Incomplete ESP entries cause high CPU

Last Modified

Mar 24, 2017

Products (84)

  • Cisco IOS
  • Cisco 886VA-CUBE Integrated Services Router
  • Cisco 888W Integrated Services Router
  • Cisco VG204XM Analog Voice Gateway
  • Cisco 812 CiFi Integrated Services Router
  • Cisco 2951 Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco 886VAG 3G Integrated Services Router
  • Cisco 1905 Serial Integrated Services Router
  • Cisco C897VA Integrated Services Router
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Known Affected Releases

15.4(2)T1

Description (partial)

Symptom:
When having incoming traffic on the outside interface, CPU will go very high (70% +) with little traffic.

Conditions:
The router has a bunch of incomplete ESP translations.
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