net user guest /active:yes
ntrights +r SeNetworkLogonRight -u Guest
ntrights -r SeDenyNetworkLogonRight -u Guest

ntrights.exe is found in W2K3 resource kit (see

If you do not like the command line, you can use the GUI:

  • – enable guest from Control Panel/User Accounts and Family Safety/User Accounts/Manage Another Account
  • – run secpol.msc (as Admin) and configure the following:
    • Local Policies/User Rights Assignment/Access this computer from the network: add Guest
    • Local Policies/User Rights Assignment/Deny access to this computer from the network: remove Guest.