With the growing use of the Internet, the range of applications for proxy IPs is expanding. However, when using proxy IPs, it is important to have a basic understanding of the concept to avoid potential errors and enhance work efficiency. The proxy protocol refers to the protocol used by the proxy server, which defines how the client connects to the proxy server and the format of communication between the client and the server. Some common proxy protocols include HTTP, SOCKS, FTP, etc. There ...