سلام
میتونید از دستورات زیر استفاده کنید
کد PHP:
yum install gcc
yum install squid
cd /etc/squid/
wget http://www.squid-cache.org/contrib/squid_radius_auth/squid_radius_auth-1.10.tar.gz
tar -zxvf squid_radius_auth-1.10.tar.gz
cd squid_radius_auth-1.10
make
make install
nano /usr/local/squid/etc/squid_radius_auth.conf
server 127.0.0.1
secret SecretKey