2)Add Configure item in page. 3)Add more security check when storing IP setting, to correctly sync the operations between Ip4ConfigDxe and ifconfig.efi git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9693 6f19259b-4bc3-4df7-8a09-765794883524