I am trying to authenticate my solaris 9 box against win2k3 active directory. I can run the following command successfully, but when I try to access the share on samba server it always keeps prompting for password. I am missing somehting but not sure what. net ads join -UAdministrator getent passwd getent group wbinfo -u wbinfo -g net ads info net ads status I am using Samba 3.0.13, MIT kerberos, and openldap library Here is my smb.conf. I can access public and home folder but not Project share [global] realm = AAA.BBB.CCC.COM workgroup = AAA netbios name = Samba password server = SERVER1.AAA.BBB.CCC.COM security = ADS username map = /etc/samba/smbusers allow trusted domains = Yes encrypt passwords = yes wins server = xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx idmap uid = 10000-20000 idmap gid = 10000-20000 template homedir=/u/%U template shell = /bin/bash winbind cache time = 3600 winbind nested groups = Yes winbind enum users = yes winbind enum groups = yes winbind use default domain = yes winbind separator = + log file = /var/log/samba-%m.log [public] comment = Public data directory path = /tmp browseable = yes read only = yes [homes] comment = home directory of %S browseable = no valid users = %S read only = no [Projects] comment = Project folders path = /u1/projects browseable = no valid users = bhaskar test1 test2 read only = no Thanks Bhaskar