Transparent proxying support (EXPERIMENTAL)

modulename: nf_tproxy_core.ko

configname: CONFIG_NETFILTER_TPROXY

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Core Netfilter Configuration
└─>Transparent proxying support (EXPERIMENTAL)
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
This option enables transparent proxying support, that is,
support for handling non-locally bound IPv4 TCP and UDP sockets.
For it to work you will have to configure certain iptables rules
and use policy routing. For more information on how to set it up
see
source code:
net/netfilter/nf_tproxy_core.c