Cisco Bug: CSCtb40061 - Pkts recd on VLAN with IGMP sn are sent to the CPU when SVI is shut
Jan 29, 2017
- Cisco Catalyst 4000 Series Switches
Known Affected Releases
Symptom: Packets received on a VLAN with IGMP snooping enabled are sent to the CPU when the SVI is shut Conditions: When the SVI is administratively shut, packets received on the L2 interface cause high CPU (99%). When IGMP snooping is disabled on the interface, CPU drops back to normal levels.
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Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
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