Hello samba, here is my config: [global] netbios name = tech-server workgroup = SAGAPROJECT security = domain password server = SERVER encrypt passwords = yes machine SERVER is accessible and works ATTEMPT #1 lion@tech-server:/usr/local/etc# smbpasswd -D 3 -j SAGAPROJECT -r server -Ujoker Initialising global parameters params.c:pm_process() - Processing configuration file "/usr/local/etc/smb.conf" Processing section "[global]" added interface ip=172.16.1.9 bcast=172.16.1.255 nmask=255.255.255.0 Password: resolve_lmhosts: Attempting lmhosts lookup for name server<0x20> resolve_hosts: Attempting host lookup for name server<0x20> Connecting to 172.16.1.10 at port 445 error connecting to 172.16.1.10:445 (Invalid argument) Connecting to 172.16.1.10 at port 139 failed session request Error connecting to server Unable to join domain SAGAPROJECT. ATTEMPT #2 lion@tech-server:/usr/local/etc# smbpasswd -D 3 -j SAGAPROJECT -Ujoker Initialising global parameters params.c:pm_process() - Processing configuration file "/usr/local/etc/smb.conf" Processing section "[global]" added interface ip=172.16.1.9 bcast=172.16.1.255 nmask=255.255.255.0 Password: resolve_lmhosts: Attempting lmhosts lookup for name SERVER<0x20> resolve_hosts: Attempting host lookup for name SERVER<0x20> bind succeeded on port 0 Connecting to 172.16.1.10 at port 445 error connecting to 172.16.1.10:445 (Invalid argument) Connecting to 172.16.1.10 at port 139 session setup ok Domain=[SAGAPROJECT] OS=[Windows NT 4.0] Server=[NT LAN Manager 4.0] lsa_io_sec_qos: length c does not match size 8 error creating domain user: NT_STATUS_INVALID_DOMAIN_ROLE Unable to join domain SAGAPROJECT. what's wrong? -- Best regards, Sergey mailto:shy@geoseis.t72.ru