esxcfg-vswitch -l
esxcfg-vswitch -m 1400 <vSwitch>
esxcfg-vswitch -A <port group name> <vSwitch>
esxcfg-vmknic -a -i <ip address> -n <subnet mask> -m 9000 <port group name>
esxcfg-vswitch -l
esxcfg-vswitch -m 1400 <vSwitch>
esxcfg-vswitch -A <port group name> <vSwitch>
esxcfg-vmknic -a -i <ip address> -n <subnet mask> -m 9000 <port group name>