Unit 7

Report
Unit 7
Quality of Service (QoS) fundamentals
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration : Unit 7 Slide 1
Objectives
• Explain why QoS and congestion management is important and
how it is provided
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Describe why and how to use QoS to Support VoIP Services.
Choose the proper QoS approach.
Use differentiated service for VoIP services.
Explain the Expedited Forwarding Behavior.
Describe congestion management using Low Latency Queuing for
VoIP.
Explain how to avoid congestion in VoIP Networks.
Describe call admission control for VoIP Networks.
Explain how MPLS supports Voice
Explain MPLS Traffic Engineering.
Describe fast Re-Routing for Voice.
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 2
PHB Using DiffServ
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 3
IP ToS Field
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 4
EF Mechanisms
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 5
QPPB Example
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 6
LLQ Process
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 7
Creating a Voice Trunk using MPLS
© 2006 ITT Educational Services Inc.
IT412 Voice and Data Integration: Unit 7 Slide 8

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