Usage:
	tunnel listen tcp://host:port
	tunnel connect tcp://host:port
	tunnel route add ip[/mask]
	tunnel route del ip[/mask]
	tunnel route show
	tunnel show

	tunnel create http host port name proxy
	tunnel route add port 80 via proxy
	tunnel route del port 80 via proxy
	tunnel route drop via proxy

	tunnel add proxy httpconnect host port
	tunnel route add proxy port 80
	tunnel route add proxy port 22
	tunnel show proxy
	tunnel del proxy
	tunnel list