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IP Quality of Service
book

IP Quality of Service

by Srinivas Vegesna
January 2001
Intermediate to advanced
368 pages
11h 35m
English
Cisco Press
Content preview from IP Quality of Service
8 Chapter 1: Introducing IP Quality of Service
IP QoS History
IP QoS is not an afterthought. The Internet’s founding fathers envisioned this need and
provisioned a Type of Service (ToS) byte in the IP header to facilitate QoS as part of the
initial IP specification. It described the purpose of the ToS byte as follows:
The Type of Service provides an indication of the abstract parameters of the quality
of service desired. These parameters are to be used to guide the selection of the actual
service parameters when transmitting a datagram through the particular network.
1
Until the late 1980s, the Internet was still within its academic roots and had ...
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Publisher Resources

ISBN: 1578701163Purchase book