To turn OFF VMDQ loopback feature on NICs of Hosts where workloads are present as well as Hosts where bridge Edge VMs are present.
Turn off VMDQ loopback feature in Intel NIC following the step below:1. Install a Intel esxcli plug-in tool by following the
Intel esxcli plug-in for managing Intel(r) Ethernet Network Adapters (66772) .
2. Run the following command in SSH console.
# esxcli intnet misc vmdqlb -e 0 -n vmnicX
Note: The above configuration to disable VMDQ loopback feature is not consistent across reboot. To make this setting persistent, please add the command to rc.local by following Modifying the rc.local or local.sh file in
ESX/ESXi to execute commands while booting (2043564)
Note: For the Intel E810 NIC with the icen driver, the VMDQ loopback feature is only available in version 1.14 and later. Therefore, for this NIC, the only solution is to upgrade the driver to version 1.14 or higher.
To turn off VMDQ loopback feature on the unified i40en VMware ESX Driver for Intel(R) Ethernet Controllers X710, XL710, XXV710, and X722 family:
1. Update the Intel NIC firmware driver to 2.9.2.0 (Supported ESXi release: 8.0)
2. Disable VMDQ on all vmnicX:
# esxcli intnet misc vmdqlb set -l 0 -n vmnicX
Note:
VMDQ loopback feature is disabled by default with i40en 2.9.2 or later and icen 1.14.2 or later.
Refer to the release notes of the drivers for more details.
Note2:
Inbox driver does not have a feature to disable VMDQ loopback.