Setting Switch Attributes with ESXCLI
You can set the maximum transmission unit (MTU) and CDP status for a virtual switch. The CDP status shows which Cisco switch port is connected to which uplink.
Specify one of the options listed in
Connection Options for vCLI Host Management Commands
in place of <conn_options>
. - Set the MTU for a vSwitch.
The MTU is the size, in bytes, of the largest protocol data unit the switch can process. When you set this option, it affects all uplinks assigned to the virtual switch.esxcli <conn_options> network vswitch standard set --mtu=9000 --vswitch-name=vSwitch1 - Set the CDP value for a vSwitch. You can set status todown,listen,advertise, orboth.esxcli <conn_options> network vswitch standard set --cdp-status=listen --vswitch-name=vSwitch1