TCP/IP – Designing Applications

Network applications are typically structured according to a small no. of design patterns. The most common are

Client/Server

Server provides some type of service to clients such as access to files on the server host. Servers are categorized into 2 classes:

Iterative – server process client request one at a time.

Concurrent – server initiates another server instances to handle multiple client requests.

Peer-to-Peer

Applications are designed in a distributed fashion where each application acts both as a client and as a server or sometimes both.

Application Programming Interfaces (APIs)

It provides the desired network operations of an application.

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