Arindam Paul, apaul@cse.wustl.edu

Abstract

Table of Contents

• 1. INTRODUCTION : Definition and Measurement
• 1.1 Why do we need Quality of Service
• 1.2 End to End QoS
• 1.3 Best Effort Service
• 2. INTEGRATED SERVICES
• 2.1 Features of RSVP
• 2.2 RSVP reservation types
• 2.3 Admissions Control
• 2.4 COPS
• 2.5 Congestion Management Mechanisms (WFQ, CQ, PQ)
• 2.6 Link Efficiency Mechanisms( LFI)
• 2.7 Congestion Avoidance Mechanisms(RED, WRED)
• 3. DIFFERENTIATED SERVICES
• 3.1 Key features
• 3.2 Per Hop Behavior
  • 3.2.1 Assured Forwarding
  • 3.2.2 Expedited Forwarding
• 3.3 Traffic Classification
• 3.4 Traffic Conditioning
• 4. MULTIPROTOCOL LABEL SWITCHING
• 4.1 Labels
• 4.2 The Label Stack
• 4.3 Label Switched Paths
• 4.4 Route Selection
• 4.5 Advantages over IP routing
• 5. CONSTRAINT BASED ROUTING
• 6. SUBNET BANDWIDTH MANAGER (SBM)
• 6.1 Basic Algorithm
• 6.2 The Election Algorithm
• 6.3 non DSBM SBMs
• 7.  DISCUSSIONS : Advantages and disadvantages of various protocols
• 8. CONCLUSION : Network Architectures of the future
• Summary
• References
• List of Acronyms

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