iis v6 on windows 2003 server
Two ways:
1. Using the “net” command: http://support.microsoft.com/kb/236166
2. Using the IISReset command-line utility: http://www.microsoft.com/technet/prodtechnol/WindowsServer2003/Library/IIS/003ed2fe-6339-4919-b577-6aa965994a9b.mspx?mfr=true