[root@servidor squid]# config show squid
squid=service
EnforceSafePorts=no
SafePorts=21,70,80,81,119,210,443,563,980,1024-65535
TCPPort=3128
TCPProxyPort=80:3128
TransparentPort=3128
access=private
status=enabled
But i don“t know if i have running the squid in transparent mode...