Nic Driver update process in ESX Server

SSH into the respective host
1 ) Run the following command to list all the network interfaces.
esxcfg-nics –l

Run the following commands to get currently installed network drivers and firmware versions. ethtool –I vmnic0 ethtool –i vmnic3

Run the following command to get VID,DID and SVID of the nics.
vmkchdev -l | grep “vmnic”

Go to VMware Compatibility Guide and select I/O devices in what you are looking for. Enter VID, DID and SVID to get all the driver versions for the nic.

Unzip the file and extract the VIB file.

Copy the file to /var/log/vmware/ on the host and run the following command.
esxcli software vib update –v {VIBFILE}