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Hello everyone,Maybe this is a strange question:I have a firepower 7115 with inline pair in and out between two non Cisco firewalls which are running carp interfaces.I have checked the connection events on the FMC but can’t see the multicast carp tra...
Hello all, Maybe someone can help me. We have several nexus N5k in use all with version 7.3. When I look at different trunk port channels I can see jumbo packets everywhere. But the MTU is not higher than 1500 on any of the interfaces. Also in the Co...
Hello dear community,I am currently trying to understand an existing topology and its spanning tree (screenshot attached).This is probably a topology that deviates from best practice.We have two nexus switches and a cat switch in use. nex4(secondary)...
Hello dear community,I am currently trying to understand an existing topology and its spanning tree (screenshot attached).This is probably a topology that deviates from best practice.We have two nexus switches and a cat switch in use. nex4(secondary)...
I have looked at some guides for the Cisco DNA Center Image Repository. I would like to download the new recommended image for my devices directly from the DNA Center. According to the guides, all available images are displayed including the recommen...
Good morning @lciccar,Thank you for your message and your questions on my initial question.I was able, through some trial and error + reading, to understand why I could not see the muticast traffic.The logging was activated for that particular traffi...
No worries, thank you for helping me.To your second question: Yes I also see ingress jumbos. I also understand that the Nexus always forwards no matter of the packet length. The point which I don't understand is the following:On the Uplink Port Nexus...
Many user of N5K are expediting this issue: The nexus counts jumbos but there aren't jumbos.https://community.cisco.com/t5/other-data-center-subjects/nexus-5000-jumbo-packet-counters-bug/td-p/1913665
When the Nexus forwards to another Switch, this switch should also know about a greater size of the frame.But it doesn`t. I think this is something like a bug. We dont have jumbos in our network.
Yeah i check, Ports conncected to ESX Hosts.But i wonder why the Port of the Nexus accept them. I my undersanding the switch should drop it as Giant or input error.
