Dear All, Once again i failed to properly create keytab. Following is the detail of how i performed this task step No 1: i changed my krb5.conf file as follows; [logging] default = FILE:/var/log/krb5libs.log kdc = FILE:/var/log/krb5kdc.log admin_server = FILE:/var/log/kadmind.log [libdefaults] default_realm = V.LOCAL dns_lookup_realm = no dns_lookup_kdc = no ticket_lifetime = 24h forwardable = yes default_keytab_name= /etc/krb5.keytab ; for windows 2003 default_tgs_enctypes= rc4-hmac des-cbc-crc des-cbc-md5 default_tkt_enctypes= rc4-hmac des-cbc-crc des-cbc-md5 permitted_enctypes= rc4-hmac des-cbc-crc des-cbc-md5 [realms] V.LOCAL = { kdc = vdc.v.local:88 admin_server = vdc.v.local:749 default_domain = v.local } [domain_realm] .linux.home = V.LOCAL .v.local=V.LOCAL v.local=V.LOCAL [appdefaults] pam = { debug = false ticket_lifetime = 36000 renew_lifetime = 36000 forwardable = true krb4_convert = false } Step 2: i tried to create the keytab as follows: kinit administrator@xxxxxxx msktutil -c -b "CN=COMPUTERS" -s HTTP/vdc.v.local -h squidLhrTest.v.local -k /etc/squid/HTTP.keytab --computer-name squid-http --upn HTTP/vdc.v.local --server vdc.v.local --verbose However the following error: SASL/GSSAPI authentication started Error: ldap_set_option failed (Local error) Error: ldap_connect failed -- krb5_cleanup: Destroying Kerberos Context -- ldap_cleanup: Disconnecting from LDAP server -- init_password: Wiping the computer password structure My other settings are as follows: /etc/resolv.conf nameserver 10.1.82.51 # 10.1.82.51 is my domain controller and DNS server /etc/hosts file # Do not remove the following line, or various programs # that require network functionality will fail. 127.0.0.1 squidLhrTest localhost.localdomain localhost 10.1.82.52 squidLhrTest.v.local ::1 localhost6.localdomain6 localhost6 however running the hostname --fqdn shows squidLhrTest only.... Please help me out and guide. regards, Bilal Aslam _________________________________________________________________ Hotmail: Free, trusted and rich email service. https://signup.live.com/signup.aspx?id=60969