CodePudding user response:
Each Socket has an IP address to a port number, if used in a TCP connection, can connect to a server, one-on-one; If the UDP, casual love where to where to send, how many servers can be,CodePudding user response:
Each Socket has an IP address to a port number, if used in a TCP connection, can connect to a server, one-on-one; If the UDP, casual love where to where to send, how many servers can be,