Windows Foundation. Understanding Protocols and the OSI Network Model. Getting a handle on the invisible part of your network—the protocols that are in use—can be of enormous value in helping ...

IPv4 was the only protocol at the narrow waist of the TCP/IP hour glass, but now IPv6 has added a second protocol to the internet layer. The internet has been under constant development since its ...

The preferred protocols at this level are TCP and UDP, which are responsible for establishing a real link from origin to destination. As such, the addressing model is the port number.

This paper explains the 2 popular reference models: OSI reference model and TCP/IP model, by comparing the functionality of each layer in both models. Subscribe to the Developer Insider Newsletter ...

From an OSI model point of view, most data is moved around using the TCP protocol. This is a bit confusing, a protocol within a protocol. BitTorrent itself operates at layer 7, the application layer.

Other Protocols There are other incidental protocols that you'll run into from time to time. The three most common of these would be Remote Procedure Call (RPC), used by Pre-E2K Exchange boxes, X.400, ...