netdom computername <CurrentComputerName> /add:<NewComputerName>
netdom computername <CurrentComputerName> /makeprimary:<NewComputerName>
netdom computername <NewComputerName> /remove:<OldComputerName>
netdom computername adantigo.gugainfo.com /add:adnovo.gugainfo.com netdom computername adantigo.gugainfo.com /makeprimary:adnovo.gugainfo.com shutdown -r -t00 netdom computername adnovo.gugainfo.com /remove:adantigo.gugainfo.com