ESXI NIC driver install

01. Upload the VIB to a datastore which is visible by your ESXi 5.5 host (“drobo01″ in my case)
02. Make sure that you enable SSH and connect via Putty
03. Set the acceptance of the host to “community supported”

esxcli software acceptance set –level=CommunitySupported

04. use this command to install the VIB

esxcli software vib install -v /vmfs/volumes/drobo01/VMware_bootbank_net-r8169_6.011.00-2vmw.510.0.0.799733.vib

05. Reboot your host