Dual 40/100G Ethernet T62100-CR card Cisco Nexus 9336 back-end switch MetroCluster IP port reported as down: e1b MAC Address: 12:34:56:71:d2:08 (auto-unknown-fd-down) QSFP Vendor: QSFP Part Number: QS...Dual 40/100G Ethernet T62100-CR card Cisco Nexus 9336 back-end switch MetroCluster IP port reported as down: e1b MAC Address: 12:34:56:71:d2:08 (auto-unknown-fd-down) QSFP Vendor: QSFP Part Number: QSFP Serial Number: Device Type: T6 2 Firmware Version: 1.25.0.40 Part Number: 110122860E0 Hardware Revision: 0 Serial Number: PT234561330 Setting the port speed manually on the connected back-end switch - instead of using the default auto-negotiation - brings the link up:
