Steps to update LAN NVM:

	- For NVM that is later than v3.29
		1. Execute FWUpdate.nsh (UEFI) or ./FWUpdate.nsh (Linux).
		2. Reboot.

	- For NVM v3.29 and earlier (DPINT10_UEFI ETrackID 80000827, 80000829).
		FWUpdate needs to process two times as below:
		1. Execute FWUpdate.nsh (UEFI) or ./FWUpdate.nsh (Linux).
		2. Reboot.
		3. Execute FWUpdate.nsh (UEFI) or ./FWUpdate.nsh (Linux).
		4. Reboot.
   
	