Setting up SQUID proxy on CentOS

The Network Journal

I have heard that Squid supports Cisco WCCP version 1 and 2, I need a proxy server / cache engine that can help me do proof of concept with WCCP.

I created a VM which runs on CentOS, and install squid: yum install squid -y

I modified the configuration on this path /etc/squid/squid.conf

By default Squid proxy uses TCP 3128, but this can be modified by looking for this line http_port 3128 here you can modify the tcp port number of your proxy.

If the squid proxy is between your hosts and internet, then you may need to turn on ip forward.

You can check the ip_forward status by using

Lastly add statements to allow your proxy clients (browsers) to access the squid proxy, modify the iptables rule in this script file in this path /etc/syconfig/iptables. CentOS contains a set of pre-defined iptables rules. Add this rule in the…

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