…r (EH), a Destination Options EH, or both EHs should be inserted between the IPv6 header and the ICMPv6 header of an outgoing ICMPv6 Echo Request. Either EH would carry a single PadN option of size 4, with the PadN data being 0×00 bytes. On the receiving side: The Cisco IOS code handling ICMPv6 was modified to check for the presence of an HBH EH on any IPv6 packet carrying an ICMPv6 Echo Request received by the device and whose destination IPv6…

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Across the globe, organizations have come together today at the World IPv6 Launch to mark a milestone in unique fashion: Turning on and permanently enabling IPv6 networks for their products and services. According to the recent CiscoVisual Networking Index (VNI), there will be nearly two-and-a-half  networked devices for every person on the planet – roughly 19 billion connected devices by 2016. It’s not only people that are being connected, but…

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Tags: architectures, Cisco Services, IPv6, networking, v6launch, World IPv6 Day

I thought my children would never fully understand what a life changing experience the Internet has had on our society. They do not know life without it. However, with the imminent depletion of IPv4 address space, this possibility could still exist. When they are ready to subscribe to broadband on their own, will the Internet be ready for them to connect? The Internet will soon be going through large-scale transition. The current Internet Protoc…

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Tags: carrier grade ipv6, cgv6, iana, internet assigned numbers authority, ipv4 address exhaustion, IPv6, Service Provider, v6 world congress, World IPv6 Day

The launch of the world’s new Internet Protocol, IPv6, has started. With official participation of over  3000 website operators, 50 network operators, and multiple home networking vendors, this is the largest concerted effort to move the industry towards IPv6 ever. Building upon the success of last year’s test run on World IPv6 Day, the Internet Society, with strong support from industry leaders, decided last January not merely to test IPv6 agai…

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Tags: Internet Society, IPv6, ISOC

Back In January, Cisco was among the very first to respond to the World IPv6 Day rallying cry launched by the Internet Society and major Internet content providers such as Google, Facebook, Yahoo and Akamai. Since then, we have been working across the industry with other participants, customers, and users to ensure that this global experiment was a success. At midnight UTC on June 8 (5pm at Cisco Headquarters in California), www.cisco.com alongs…

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Tags: internet, Internet Society, ipv4 exhaustion, IPv6, World IPv6 Day