It is an expected behavior. The trunk mode will be set to OFF during ISSU and during the "reload system non-disruptive" since it will follow the same ISSU path. This change was implemented since the NX-OS 4.x to address the below two cases: Since the...

Also make sure you have the following FCoE QoS policies explicitly define:system qos    service-policy type qos input fcoe-default-in-policy   service-policy type queuing input fcoe-default-in-policy   service-policy type queuing output fcoe-default...

Can you do "show run interface e1/15" and also "show fcoe vlan"? If we are not allowing the native vlan and fcoe vlan on the Ethernet interface you might see a issue similar to what you are seeing now. Also make sure "spanning-tree port type edge tru...

You would always use dedicated mode for bringing up ISL. You may also use dedicated mode for high-end storage so that you will have dedicated bandwidth for storage access instead of sharing the bandwidth with others in the same port group. You would ...