Connection Management

Before data can be transferred, a connection between the sender and receiver must be made. This virtual connection is used to synchronise the hosts at each side of the link, as shown below.

Network map showing a TCP connection

TCP Providing a Point-to-Point Virtual Connection Between Hosts

The following topics discuss the connection opening and closing phases and also present an overview of the TCP Finite State Machine.

Valid XHTML 1.1Valid CSS!This website was developed with support from the HEA ICS and SALTIRE. Feel free to make use of the content provided.
If you use this material in your teaching or if you have any comments, questions or suggestions please let us know.