squid.conf ACL example
acl manager proto cache_object
acl localhost src 127.0.0.1/32
acl managerhost src 204.248.51.34/32
acl managerhost src 204.248.51.39/32
acl managerhost src 204.248.51.40/32
acl cawtech src 204.248.51.0/24
acl cawtech-internal src 172.16.0.0/16
acl all src 0.0.0.0/0.0.0.0