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1. ScenarioThis runbook covers a unicast packet traversing two different line cards in a single Cisco Nexus 9808 chassis: N9K-X9836DM-A (ingress) and N9K-X98900CD-A (egress), forwarded across Fabric Module 9808-FM-A.2. TopologyIngress line card: N9K-...
Symptoms
Troubleshooting Jumbo Frames /Input/Output errors on N5k/N2k
Topology
I have fex connected to eth104/1/10 to N5k-2++++Currently as we could see there is no traffic or errors on interfaceN5k-2# show interface ethernet 104/1/10Ethernet104...
Hi Dipesh ,That is not a issue at all ,peer-link port should always be in forwarding so its expected to see 2 root ports on one of the peers , one for the peer-link and other towards your root bridge.Port on the operational primary should be desg por...
Mat,I will suggest to check 2 things to narrow it down.1.Remove the ports from port channel and confirm they are coming up/up as trunk ports to narrow down issue with LACP .2.Is native vlan 666 up ? i dont see that on the VPC peer link if that is up...
Hi David ,As far i remember the VPC concept is not changed from N7k to N5k.There are still limitaion on how you configure your L3 connectivity.Packet coming with ttl=1 will still be dropped even if you use peer-gateway command.Switch will try to L3-s...
Hi Alan ,To answer your questionCan I take the peer keep alive link down providing the peer link stays up?Yes you could bring down vpc peer keep-alive link ,Peer-keepalive is only essential at the time when peer-link goes down or comes up.You will se...
Hi Vishal,What error are you getting when you are copying image to your PC?Do you see the tftp sever on Pc showing any kind of error?Also verify that you have connectivity from PC to switch (end to end ping).RegardsVishwa
