Windows Firewall settings Port opening tips

Select "Turn Windows Firewall on or off" to open the firewall, then select "Advanced Settings" and select "Create Rule" to specify the port. (You can also select a port that already exists in "inbound rules".) ）

Specify IP open 3389 port

A new server, open 80, 3389, NMAP scan results:

Prohibit these 4 rules

Nmap re-scan port, found only 80,3389

Reference Links:

Windows Firewall settings allow only specified IP access to the specified port http://www.gzidc.org/notice/n686.html

Win7 How to open a specific port http://jingyan.baidu.com/article/67508eb4dc85e79cca1ce48f.html

Windows Firewall settings Port opening tips