List of network protocols

This is a list of network protocols, categorized by their nearest Open Systems Interconnection (OSI) model layers. Many of these protocols, however, are originally based on the Internet Protocol Suite (TCP/IP) and other models and they often do not fit neatly into OSI layers.

The OSI model
7 Application layer
6 Presentation layer
5 Session layer
4 Transport layer
3 Network layer
2 Data link layer
1 Physical layer

Contents

Layer 1+2 protocols (Physical)

Layer 2 protocols (Data Link Layer)

Layer 2+3 protocols

Layer 1+2+3 protocols

Layer 3 protocols (Network Layer)

Layer 3 protocols (Network Layer management)

Layer 3.5 protocols

Layer 3+4 protocol suites

Layer 4 protocols (Transport Layer)

Layer 5 protocols (Session Layer)

Other protocols

Layer 7 protocols (Application Layer)

Protocol description languages

See also

Computer networking portal
Computer Science portal

Further reading

External links