March 1993
Intermediate to advanced
800 pages
27h 59m
English
Content preview from UNIX® System V Network Programming
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4. The Transport Layer Interface
The Transport Layer Interface (TLI) is the primary networking interface used in UNIX System V. It is accessed at user level through a library and at kernel level through a STREAMS message-based service interface. This chapter will present the transport interface as user-level applications view it.
4.1. Introduction
The Transport Layer Interface presents a generic view of a network, corresponding to the transport level in the OSI seven-layer model of a network (see Figure 4.1).
Fig. 4.1. The OSI Model
The TLI was first provided in UNIX System V Release 3.0. A transport-level interface was chosen for two reasons. ...
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