Table of Contents APIs by Operating System
TCP/IP Tutorial and Technical Overview

4.25 APIs by Protocol

The following chart shows the layered model of the TCP/IP protocol suite and also indicates the application programming interfaces (API) available to the user.

Figure: TCP/IP Layered Model

Remote Procedure Call uses both TCP and UDP. It has been placed upon UDP here since NFS only uses RPC over UDP.

ARP and RARP are only used on local area networks.

The IP/TCP/UDP socket API has been mentioned in Ports and Sockets. The other APIs were explained earlier in this chapter:

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