Hi, I am installing a squid proxy on a windows machine which has parent proxy at 192.168.7.253.My ip address is 192.168.7.232.My prixy listens on port 8080 and parent proxy listens on port 3128.But its not working.Below are all non-commented lines in my configuration files: acl all src all acl manager proto cache_object acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl localnet src 10.0.0.0/8 # RFC1918 possible internal network acl localnet src 172.16.0.0/12 # RFC1918 possible internal network acl localnet src 192.168.0.0/16 # RFC1918 possible internal network acl SSL_ports port 443 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 443 # https 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 CONNECT method CONNECT http_access allow manager localhost http_access allow localhost http_access deny manager # Deny requests to unknown ports http_access deny !Safe_ports # Deny CONNECT to other than SSL ports http_access deny CONNECT !SSL_ports http_access allow localnet http_access deny all icp_access allow localnet icp_access deny all http_port 8080 cache_peer 192.168.7.236 sibling 3128 3130 no-query weight=10 cache_peer 192.168.7.253 parent 8080 3130 no-query proxy-only no-digest default cache_peer_access 192.168.7.236 allow all hierarchy_stoplist cgi-bin ? access_log c:/squid/var/logs/access.log squid refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 refresh_pattern -i (/cgi-bin/|\?) 0 0% 0 refresh_pattern . 0 20% 4320 acl apache rep_header Server ^Apache broken_vary_encoding allow apache visible_hostname localhost announce_period 1 day icp_port 3130 nonhierarchical_direct off never_direct deny all coredump_dir c:/squid/var/cache Regards, Jayesh