Ensure that the DOMAIN.INI file contains the correct server information.
If the SMS.INI file does not exist and the DOMAIN.INI file is located in
Microsoft SMS system folder, then the Macintosh client computer was
installed before the server updated the DOMAIN.INI file.
If a Macintosh client computer is not using Microsoft authentication,
ensure that the properties of the SMS_SHR Macintosh volume allows Guest
access. To do this, select "View/Modify Volumes" from the MacFile menu
of the Windows NT File Manager. Select SMS_SHR and choose Properties.
Ensure that the "Guest can use this volume" option is selected.
Ensure that the SMS Server is operational.
Ensure the network is operational.
Reset the Macintosh network connection in the Network Control Panel of
the Macintosh client computer.
Ensure that the SMS Logon Server is running Services for Macintosh.