Usage:./portmap -m method [-h1 host1] -p1 port1 [-h2 host2] -p2 port2 [-v] [-log filename]
-v: version
-h1: host1
-h2: host2
-p1: port1
-p2: port2
-log: log the data
-m: the action method for this tool
1: listen on PORT1 and connect to HOST2:PORT2
2: listen on PORT1 and PORT2
3: connect to HOST1:PORT1 and HOST2:PORT2