The ip_allow.config file controls client access to the proxy. You can specify ranges of IP addresses that are allowed to use Content Gateway.
Each line in the ip_allow.config file must have the following format:
where ipaddress is the IP address or range of IP addresses of the clients allowed to access the proxy.
By default, the ip_allow.config file contains the following line, which allows all clients to access the proxy. Comment out or delete this line before adding rules to restrict access.