i have a samba 2.2.7 pdc and a samba 3.0.14 domain member server (dms). after setting winbind up (including adding to the domain), i attempt to access the domain member server from a win2k client, which fails with the network request is not supported". this is in samba client log: [2005/05/03 01:44:23, 2] auth/auth.c:check_ntlm_password(312) check_ntlm_password: Authentication for user [mike] -> [mike] FAILED with error NT_STATUS_NOT_SUPPORTED this in winbind log: [2005/05/03 01:44:23, 4] rpc_client/cli_netlogon.c:cli_net_req_chal(45) cli_net_req_chal: LSA Request Challenge from DDSSRV10 to 10.4.40.135: D49E35CF83280EEC [2005/05/03 01:44:23, 0] rpc_client/cli_netlogon.c:cli_nt_setup_creds(256) cli_nt_setup_creds: request challenge failed [2005/05/03 01:44:23, 3] nsswitch/winbindd_pam.c:winbindd_pam_auth_crap(538) could not open handle to NETLOGON pipe (error: NT_STATUS_NOT_SUPPORTED) [2005/05/03 01:44:23, 2] nsswitch/winbindd_pam.c:winbindd_pam_auth_crap(654) NTLM CRAP authentication for user [DDS]\[mike] returned NT_STATUS_NOT_SUPPORTED (PAM: 4) [2005/05/03 01:46:39, 3] nsswitch/winbindd_rpc.c:trusted_domains(970) rpc: trusted_domains here is a section of smb.conf: security = domain idmap uid = 10000-20000 idmap gid = 10000-20000 template primary group = "Domain Users" template shell = /bin/bash # username map = /etc/samba/smbusers # winbind enable local accounts = Yes add user script = /usr/sbin/useradd -m '%u' add machine script = /usr/sbin/useradd -M '%u' add group script = /usr/sbin/groupadd '%g' encrypt passwords = true obey pam restrictions = yes guest account = nobody invalid users = root any help?