thanks for your response.
While opening the VLC application could you check on the switch side if the port is subscribed to all groups .
Show igmp snooping vlan
it is possible that the igmp membership report is sent by the appli...
With all the multicast streams allowed between the vlans, there is a possibility that the port is congested with all the multicast traffic going out of the ports.
Please check for any congestion on the ports.
show port congestion.
From your explanation I understand that the STPD was not enabled for the new 10G ports. If this is the case, we would have had a network with physical loop but no STPD to prevent the loop. This might explain the outage. If this is the case,...
I see that you have port 1 untagged in data vlan and tagged in Voice Vlan.
I believe the since the mac authentication is enabled for both the voice and data, the traffic initially would be considered as untagged and then the authentication is ...