Cisco Bug: CSCup92860 - Nexus 3000: Flood Unknown Unicast after L3 switch (NLB Unicast Support)
Oct 14, 2016
- Cisco Nexus 3000 Series Switches
Known Affected Releases
Symptom: Connectivity issue to end hosts after L3 switch. Nexus 3000 will not flood unknown unicast destined to a host for which ARP is resolved, but L2 forwarding table is empty for given destination mac. Conditions: - Nexus 3000 - L2 table does not have the destination mac address and not programmed in L2 forwarding table. - ARP entry for the destination IP address is complete and valid - Flow in discussion is L3 switched.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases