What is TCP client-server?

The “Client” in a TCP/IP connection is the computer or device that “dials the phone” and the “Server” is the computer that is “listening” for calls to come in. The Server only has to listen for connections and either accept them or reject them when they are initiated by a client.

How do I run a client-server program in C on the same machine?

3 Answers. In order to run both client and server applications on the same host you should bind your server socket to localhost (you can actually write “localhost” it’s a preserved word or 127.0. 0.1 ) and address it from the client as well. Localhost allways refers to the computer you work on.

How does a server know client?

You can tell the clients apart by their combination of IP address and port. The same client can also have multiple connections to the server at the same time, e.g. one connection from client port 12345 and another from 12377 at the same time.

How do web servers handle client requests?

How the Server Handles Requests from Clients

1. The client (usually a browser) opens a connection to the server and sends a request.
2. The server processes the request, generates a response, and closes the connection if it finds a Connection: Close header.

Which socket is used for client and server in TCP?

A Unix Socket is used in a client-server application framework. A server is a process that performs some functions on request from a client. Most of the application-level protocols like FTP, SMTP, and POP3 make use of sockets to establish connection between client and server and then for exchanging data.

How do I run a client-server program?

Creating a Server Program

1. Create and open a server socket.
2. Wait for the client request.
3. Open an input stream and an output stream to the client.
4. Communicate with the client.
5. Close the streams and then close the socket.

How do I run a client server program in Windows?

To execute the server, compile the complete server source code and run the executable file. The server application listens on TCP port 27015 for a client to connect. Once a client connects, the server receives data from the client and echoes (sends) the data received back to the client.