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Cisco Bug: CSCsz53177 - 7200 eth i/fs should set l2flags in pak when seeing bcast/mcast frames

Last Modified

Aug 04, 2010

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Symptoms: When running Network Load-balancing (IGMP-mode) in VLANs with PIM 
enabled and static ARP entries for unicast IP to layer-2 multicast address, 
packet duplication will occur.

Conditions: This symptom occurs when sending unicast (non-multicast) IP 
packets with multicast layer-2 destinations.
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