Here is my squid.conf. I went in and checked again, no samba or Kerberos installed. Thanks Venu ############## Start of squid.conf shutdown_lifetime 5 seconds icp_port 0 http_port 192.168.25.56:80 acl QUERY urlpath_regex cgi-bin \? no_cache deny QUERY cache_effective_user squid cache_effective_group squid pid_filename /var/run/squid.pid cache_mem 2 MB cache_dir aufs /var/log/cache 50 16 256 error_directory /usr/lib/squid/errors/English cache_access_log /var/log/squid/access.log cache_log /var/log/squid/cache.log cache_store_log none useragent_log /var/log/squid/useragent.log strip_query_terms off log_mime_hdrs off forwarded_for off auth_param ntlm program /usr/lib/squid/ntlm_auth CAMELOT/AD01 CAMELOT/AD01 auth_param ntlm children 5 auth_param ntlm max_challenge_reuses 0 auth_param ntlm max_challenge_lifetime 2 minutes acl for_inetusers proxy_auth REQUIRED acl within_timeframe time MTWHFAS 00:00-24:00 acl all src 0.0.0.0/0.0.0.0 acl localhost src 127.0.0.1/255.255.255.255 acl SSL_ports port 443 563 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 443 563 # https, snews acl Safe_ports port 70 # gopher acl Safe_ports port 210 # wais acl Safe_ports port 1025-65535 # unregistered ports acl Safe_ports port 280 # http-mgmt acl Safe_ports port 488 # gss-http acl Safe_ports port 591 # filemaker acl Safe_ports port 777 # multiling http acl Safe_ports port 800 # Squids port (for icons) acl IPCop_http port 81 acl IPCop_https port 445 acl IPCop_ips dst 192.168.25.56 acl IPCop_networks src "/var/ipcop/proxy/advanced/acls/src_subnets.acl" acl CONNECT method CONNECT #Access to squid: #local machine, no restriction http_access allow localhost #GUI admin if local machine connects http_access allow IPCop_ips IPCop_networks IPCop_http http_access allow CONNECT IPCop_ips IPCop_networks IPCop_https #Deny not web services http_access deny !Safe_ports http_access deny CONNECT !SSL_ports #Set custom configured ACLs http_access allow IPCop_networks for_inetusers within_timeframe http_access deny all maximum_object_size 4096 KB minimum_object_size 0 KB request_body_max_size 0 KB reply_body_max_size 0 allow all visible_hostname ipcoptest.castlepointmortgage.com ############## End of squid.conf