nc(net cat) as port forwardingg

1.nc

nc -k -l 192.168.1.21 45630 | nc 10.168.2.4 45631 -x

 

2.netcat

#將local port 45630 轉到遠端的45631 

#!netcat -p 45630 -L 10.168.2.4:45631 -vv