On Windows95

Client for Microsoft Networks
Netbeui
TCP/IP
File and Printer Sharing

Under Settings for Client for Microsoft Network
Check log-on on the Windows NT Domain
Check Quick Login
Domain (not doman.com)
Access Control
User-Level Domain

Load IE5.5 & dsclient.exe

On Server 2003
Disable SMB2 Group Policies
Put AD in Mixed Mode authentication