Below is the configuration. I have only pasted what we have changed in the default configuration of Squid ============================================================ # some restriction definitions acl all src 0.0.0.0/0.0.0.0 acl manager proto cache_object acl localhost src 127.0.0.1/255.255.255.255 acl CONNECT method CONNECT acl sitedomin dstdomin 192.168.1.15 http_access allow sitedomin http_access allow manager # Define the HTTP port http_port 192.168.1.15:80 vhost vport=8080 defaultsite=192.168.1.15 # Specify the local and remote peers cache_peer 127.0.0.1 parent 8080 0 no-query originserver name=server1 # Tell squid which domains to forward to which servers acl sitedomains dstdomain .example.com cache_peer_access server1 allow sitedomains # Do not cache cgi-bin, ? urls, posts, etc. hierarchy_stoplist cgi-bin ? acl apache rep_header Server ^Apache refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 refresh_pattern -i (/cgi-bin/|\?) 0 0% 0 refresh_pattern . 60 100% 4320 negative_ttl 0 minutes # Cache properties cache_mem 1024 MB maximum_object_size_in_memory 2048 KB cache_replacement_policy heap LRU memory_replacement_policy heap LRU cache_dir ufs /var/spool/squid 20000 16 256 access_log /var/log/squid/access.log squid hosts_file /etc/hosts ======================================================