Asocket is defined as an endpoint for communication. a pair of processes communicating over a network employs a pair of sockets—one for each process. a socket is identified by an ip address concatenated with a port number. in general, sockets use a client–server architecture. the server waits for incoming client requests by listening to a specified port. once a request is received, the server accepts a connection from the client socket to complete the connection. walkthroughthe server blocks waiting for a client to connect to ita client connectsthe server and the client exchange information until they're donethe client and the server both close their connectionaddress: port address and ip address is given to both client and server. when the socket connection is established both client and server listens each others port.