IPv6 Overview & Status Report
Background Technology Overview Deployment Strategies Current Status
Why IPv6? (Theoretical Reasons)
Would increased use of NATs be adequate?
IP Address Allocation History
Other Benefits of IPv6
Why IPv6? (Current Business Reasons)
Slide 8
IPv4 Header compared to IPv6 Header
Summary of Header Changes
How Was IPv6 Address Size Chosen?
Text Representation of Addresses
Text Representation of Addresses (cont.)
Basic Address Types
General Format of Unicast Addresses
IPv6 - Addressing Model
Global Unicast Addresses
Non-Global Unicast Addresses
Interface Address Set
Neighbor Discovery
Serverless Autoconfiguration (“Plug-n-Play”)
Auto-Reconfiguration (“Renumbering”)
Routing
Mobile IP (v4 version)
Mobile IP (v6 version)
Slide 26
IPv4-IPv6 Transition / Co-Existence Techniques
Dual-Stack Approach
Tunnels to Get Through IPv6-Ignorant Routers
Translation
IPv6 Deployment Phases
Slide 32
Standards
Implementations
Deployment
Deployment (cont.)
IPv6 Timeline (A pragmatic projection)
Slide 38
Slide 39
Slide 40
Cisco IOS Roadmap: The Confluence of IPv4/IPv6
Cisco IOS Roadmap
Much Still To Do
Recent IPv6 “Hot Topics” in the IETF
Impediments to IPv6 Deployment
Information
Questions?
PowerPoint Presentation
Author: Steve Deering, Iony Hain
E-mail: toke@inf.elte.hu
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