How to find port number when connect RJ 45

[Guest]

Hello,how can I get the port number when I connect wireless terminal to my laptop via RJ45?

 

[riser]

Which port are you looking to get? A port is opened for a connection. Applications use ports, protocols use ports, etc.

Why do you need to the port?

Try this:
http://www.microsoft.com/downloads/en/details.aspx?familyid=89811747-C74B-4638-A2D5-AC828BDC6983&displaylang=en