Deploying QoS for Cisco IP and Next Generation Networks

Preface

Rationale

Next-generation networks, or NGNs, have emerged through several key drivers:

• Industry drive toward IP as the converged network layer protocol for applications

• IP network technology evolving toward multiservice, carrier-class, and high-bandwidth capabilities

• The opportunity for consolidation of disparate network infrastructures and operational teams

The emergence of the Internet and IP has fueled unprecedented growth in IP-capable desktop and laptop computers. This trend has quickly been embraced by the enterprise sector in terms of productivity tools for workers. Desktop applications such as word processors, spreadsheets, and electronic mail have revolutionized the workplace, allowing much greater efficiency and cost effectiveness ...