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This course covers the essentials of IPv4 problems and the advancements in IPv6, exploring the impact on networking layers, protocols, and transitioning technologies. Learn about IPv4 and IPv6 addressing schemes, scalability, neighbor identification, and Quality of Service (QoS). Discover the transition mechanisms like 6-to-4 and 4-to-6, and gain insights on ensuring a smooth migration. Stay ahead in networking with this comprehensive guide.
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Bryant Newby English 516 4/26/06 9:30 MWF The Internet “Crisis” - The Transition to IPv6
Road Map • Networking background • What is TCP/IP? • IPv4 problems • IPv6 • Affect on you? • Transitioning technologies • Questions
What is a Network Protocol? • A communications mechanism • Many flavors • IPX/SPX • OSPF • Big two • UDP • Connectionless • TCP/IP
Internet: TCP/IP • Connection oriented • End to end mechanism • Networking layer • “Loaded” • Protocol suite • Router configuration • End user configuration
Internet Protocol Version 4 • “Fast” • Scalable • Problems: • Complexity • Addressing Scheme • (demo addressing)
Problem • Finite space • 32 bits • Class allocation schemes • Problem scale (crisis?)
Solution - IPv6 • Grand allocation schemes • New technologies • Neighbor identification • QoS • Reduced Complexity • Scalability • Maturity
Version Comparison • IPv4 IPv6
Does it affect you? • Installation • Transparency • Research • Test beds • Transition technologies
Transitioning mechanisms • 6 to 4 • 4 to 6 • DTTS • Expensive
Review • Protocols run computer communication • IPv4 has problems • IPv6 will gradually replace • Transitioning mechanisms will make nearly transparent • Potential problem • YOU might need to address problem.