How to establish a tcp connection

In this issue, the editor will bring you about how to establish a tcp connection. The article is rich in content and analyzes and narrates it from a professional point of view. I hope you can get something after reading this article.

The method for establishing a tcp connection is as follows: first, create a transmission control block TCB;, then create a transmission control block TCB, and send a connection request message segment to the server; then reply to the confirmation message segment and enter the established connection state; finally, after receiving the confirmation message segment, you can enter the established connection state.

Three-message handshake to establish TCP connection

The server process first creates the transmission control block TCB and listens, waiting for a connection request from the client.

The client creates the transmission control block TCB and sends a connection request message segment to the server

After receiving the connection request message segment, the server sends an acknowledgement message segment if it agrees to establish a connection.

After receiving the acknowledgement message segment from the server, the client process immediately replies to the acknowledgement message segment and enters the established connection state.

After receiving the confirmation message segment, the server also enters the established connection state.

The transmission control block TCB (Transmission Control Block) stores some important information in each connection.

The above is the editor for you to share how to establish a tcp connection, if you happen to have similar doubts, you might as well refer to the above analysis to understand. If you want to know more about it, you are welcome to follow the industry information channel.