This way mostly adopts UDP protocol, and IP protocol is also a connectionless way. Ports provided by services using the above two communication protocols are also divided into TCP protocol ports and UDP protocol ports.

Port is an open port of HTTP hypertext transfer protocol, which is mainly used to transfer information on WWW. The details are as follows: Port 80 is used as the stat command: click "Start → Run" in turn, enter "cmd", and press enter to open the command prompt window.

Tcp80 Port 80: Port 80 is open to HTTP (Hypertext Transfer Protocol), which is the most commonly used protocol for surfing the Internet and is mainly used for transmitting information on the World Wide Web.

According to the protocol type, it can be divided into TCP, UDP, IP and ICMP (Intercontrol Message Protocol) ports.