Dear sir I did all of your recommanded from document step by step I succeeded to joined to the domain and active directory , i can see the domain users and groups kinit command works properly, net ads testjoin Join is OK net ads join administrator Joined 'squid-server' to realm 'TEST.COM' But ntlm_auth does not work properly, I have following error when i run it : ntlm_auth --username=administrator password: ****** NT_STATUS_CANT_ACCESS_DOMAIN_INFO: NT_STATUS_CANT_ACCESS_DOMAIN_INFO (0xc00000da) when i run the squid and set the the machine as proxy,the squid authenticate but does not accept the user When i browes some web pages, bring the dialog box, contain user and password and domian, but does not accept, We have following error in my logs Winbind : [2005/10/30 14:02:11, 0] nsswitch/winbindd_util.c:get_trust_pw(1033) get_trust_pw: could not fetch trust account password for my domain TEST.COM Can anybody help me, How can i solve this problem, Regards Abbas Salehi