Network Virtualization
- By Victor Moreno, Kumar Reddy
- Published Jul 19, 2006 by Cisco Press. Part of the Networking Technology series.
Book
- Sorry, this book is no longer in print.
- Copyright 2007
- Edition: 1st
- Book
- ISBN-10: 1-58705-248-2
- ISBN-13: 978-1-58705-248-4
Share network resources and reduce costs while providing secure network services to diverse user communities
- Presents the business drivers for network virtualization and the major challenges facing network designers today
- Shows how to use virtualization designs with existing applications, such as VoIP and network services, such as quality of service and multicast
- Provides design alternatives for different real-world deployment scenarios, with configuration examples and case studies
Online Sample Chapter
Network Virtualization: A Basic Virtualized Enterprise
Downloadable Sample Chapter
Download - 365 KB -- Chapter 3: A Basic Virtualized Enterprise
Table of Contents
Table of Contents
Introduction
Part I A Network Architecture for the Virtual Enterprise3
Chapter 1 Business Drivers Behind Enterprise Network Virtualization
Why Virtualize?
Visitors, Partners, Contractors, and Quarantine Areas
Regulatory Compliance
Secure Service Areas
Network Consolidation
Acquisitions and Mergers
Multitenant Enterprises
Virtual Project Environment: Next-Generation Business Processes
Business Requirements Drive Technical Requirements
Summary
Chapter 2 Designing Scalable Enterprise Networks
Hierarchical Campus Design
Virtualizing the Campus
WAN Design
WAN Provider Service Offerings
WAN Architecture
WAN Resiliency
WAN Routing Considerations
Securing the WAN
WAN Virtualization
Summary
Chapter 3 Basic Virtualized Enterprise
The Virtual Enterprise
Transport Virtualization–VNs
VLANs and Scalability
Virtualizing the Routed Core
The LAN Edge: Authentication and Authorization
Central Services Access: Virtual Network Perimeter
Unprotected Services
Summary
Chapter 4 A Virtualization Technologies Primer: Theory
Network Device Virtualization
Layer 2: VLANs
Layer 3: VRF Instances
Layer 2 Again: VFIs
Virtual Firewall Contexts
Network Device Virtualization Summary
Data-Path Virtualization
Layer 2: 802.1q Trunking
Generic Routing Encapsulation
IPsec
L2TPv3
Label Switched Paths
Data-Path Virtualization Summary
Control-Plane Virtualization–Routing Protocols
VRF-Aware Routing
Multi-Topology Routing
Control-Plane Virtualization Summary
Summary
Chapter 5 Infrastructure Segmentation Architectures: Theory
Hop to Hop
Layer 3 H2H
Single Address Space Alternatives
H2H Summary
Tunnel Overlay for L3VPN
L3VPN Using GRE and IPsec Overlay
Putting It All Together: DMVPN
Layer 3 Tunnel Summary
Tunnel Overlay for Layer 2 VPNs
Layer 2 P2P Overlay Using L2TPv3
Layer 2 P2P Overlay Using MPLS
Layer 2 VPN MP2MP Using MPLS (VPLS)
Layer 2 VPN Summary
Peer-Based Model for Layer 3 VPNs
RFC 2547bis the MPLS Way
RFC 2547bis Forwarding-Plane Alternatives
Index
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