- Thomson DSL Router Configuration Guide

Contents
E-NIT-CTC-20041213-0013 v0.5
3
Contents
About this IPQoS Configuration Guide...................... 7
1 Document scope ...........................................................9
2 Introduction .................................................................11
2.1 What is Quality of Service? .......................................................... 12
2.2 Relative versus Guaranteed QoS .................................................. 14
3 Basic QoS Concepts.................................................... 15
3.1 Precedence and TOS .................................................................... 16
3.2 Differentiated Services ................................................................ 18
3.3 Classification and conditioning principles................................... 20
3.4 Differentiated Services Code Point (DSCP) ................................. 22
4 IP QoS Framework Overview..................................... 25
4.1 Main Framework Components ..................................................... 26
4.2 Resource Management ................................................................. 27
5 Packet Classification and Labelling ........................... 29