Linux桌面系统上的全局代理协议的实现方案-natcap

 an implementation of transparent proxy protocol to break through the firewall.

TCP flow establishing connection

How router works

https://github.com/ptpt52/natcap/blob/master/docs/multi_conn.pdf

TCP encode headers

https://github.com/ptpt52/natcap/blob/master/docs/natcap_tcp_type1.pdfhttps://github.com/ptpt52/natcap/blob/master/docs/natcap_tcp_type2.pdfhttps://github.com/ptpt52/natcap/blob/master/docs/natcap_tcp_type3.pdf

Install on Ubuntu

Install essential packages

sudo apt-get install build-essential ipset libev-dev
sudo apt-get build-dep linux-image-`uname -r`
sudo apt-get install lua5.1 lua-cjson lua-bitop ipcalc

Get the source code

git clone https://github.com/ptpt52/natcap.git

Build and run as client

cd natcap
make && make -C natcapd
#edit client.sh change server line
sudo ./client.sh

Build and run as server

cd natcap
make && make -C natcapd
sudo ./server.sh

from https://github.com/ptpt52/natcap