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Hello!
It is possible (but not supported - important difference!) to successfully form a dynamic unicast routing protocol adjacency over a vPC without enabling the layer3 peer-router vPC enhancement. The adjacency (and the underlying traffic) may wor...
Hello!
"You cannot form OSPF adjacencies across a vPC VLAN to both Nexus switches simultaneously. OSPF peering over vPC VLANs is not supported between the same downstream device and both vPC peers."
This is true with default vPC configuration; howeve...
Just a follow-up to this post - I have filed a new documentation defect CSCwq32879 to track the unification of this vPC Peer Switch limitation between different platform's documentation. Note that since this was just filed, it may take some time for ...
Hi Jay!
I can't authoritatively say this has been a documented limitation since the inception of the feature, but I can say that it has been documented in some form or fashion for at least eight years, potentially longer. I do know that it was docume...
Hi Jay!
This is a good question and deserves some clarification.
"How is it an issue if one pair of vPC switches appears as a single switch to another pair of vPC switches and the VLANs STP root is split between the 2?"
In a stable network that never...
