IPv6及其部署–你需要做什么？.pdf

IPv6 and Deployment Myths and Reality What do you need to do? Yanick Pouffary HP Distinguished Technologist IPv6 Forum Fellow 1 21 March 2011 ©2011 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Content – Understanding IPv6 – Benefits for IPv6 – IPv6 Phased Deployment – Conclusion 2 21 March 2011 ©2011 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Common perspectives on IPv6 – Exhaustion of IPv4 Address Space • For 30++ years, IPv4 has contributed greatly to the growth networking and the Internet • But that growth has led to problems and threatens to halt the expansion of the Net – IPv6 is the next generation network communication protocol • IPv6 provides numerous benefits compared to IPv4, specifically expanded addressing, streamlined packet processing, etc. – Basic framework standardized by IETF in 1990s • Continues to evolve since then – Being deployed worldwide on hosts, applications and networking equipment 3 21 March 2011 ©2011 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. The making of the “Perfect Storm” IPv4 Address Depletion – IPv4 address space is expected to run out soon • Central allocation authority provided the last block of IPv4 address in Feb 2011 – IPv6 is on a network close to you • Major operating systems and equipment vendors already ship IPv6 as part of their product • IPv6 is already running on most networks although this is often a rogue or unwitting deployment • Most network managers lack the too