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Cisco Bug: CSCuo23114 - packet loss observed when unrelated interface is unshut

Last Modified

Feb 26, 2018

Products (1)

  • Cisco 2900 Series Integrated Services Routers

Known Affected Releases

15.1(4)M3 15.2(2)T 15.3(3)M3 15.4(3)M4.1

Description (partial)

When an unrelated onboard ISR-G2 GE port is unshut, some packets will be dropped by the ingress interface and marked as "input error" and "overrun" in "show interface"

Traffic flows through ISR-G2 onboard GE ports and an unused onboard GE port is unshut. The ingress GE port would drop some packets.

Related Community Discussions

Cisco 2921 - Input errors and overruns on gi0/0, no drops and flushes on input queue
  Hello to all, The past weeks I see an increased amount of input errors and identical overruns. I experience slowness within our Citrix sessions (slow screens and lag when using any input device (mouse and keyboard)). When this behavior occur I see increased counters at the input errors and overrun, but the router does not show high CPU usage. A long-shot was adjusting the hold-queue on GI0/0, but without any positive result. To be honest, I am stuck after reading many posts and docs on this topic, ...
Latest activity: Jul 17, 2018
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