It is impossible for MS-DOS clients to negotiate SMB-signing. To resolve
this situation, either temporarily disable the SMB-signing requirement in
the default domain policy, or upgrade the MS-DOS clients. Regarding the
SMB-signing requirement, the GPO setting below needs to be set to disabled,
if that is the chosen resolution.
Server: Digitally Sign Communication.
DOS, Win9x, and NT4.0 (pre-SP3) cannot communicate with a Server 2003 system
without reducing that security level.
811497 - Error Message When Windows 95 or Windows NT 4.0 Client Logs On to
Windows Server 2003 Domain:
http://support.microsoft.com/default...b;en-us;811497
--
Todd J Heron, MCSE
Windows Server 2003/2000/NT
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