What is Carrier Grade NAT (CGN) all about?[1] What are the problems associated with using it? What role, if any, should it play in networks during the transition from IPv4 to IPv6? At the recent North American IPv6 Summit, Chris Grundemann of Cable Labs addressed exactly these points – and now has published a blog Read more…

Yes, “IPv6: The Internet for Generations to Come,” is a slickly produced Cisco marketing video… but hey, it’s well-done and talks about World IPv6 Launch on June 6, 2012!  We need more videos out there with messages like this one… …and I mean, really, you have to love the passion of Cisco Fellow Mark Townsley Read more…

Looking for news about DNS and DNSSEC that is happening around the Internet? If so, check out: dnssexy.net DNSsexy is a news aggregation site built and maintained by Jan-Piet Mens that pulls together DNS-related items from a variety of blogs and news sources. Do note that this is DNS in general… so it covers a Read more…

This is huge! In a pair of blog posts today Comcast formally launched its IPv6 “Home Networking Pilot”: IPv6 Home Networking Pilot Market Launch Begins, by Jason Livingood IPv6 Home Networking Pilot Market Deployment Technical Details, by John Jason Brzozowski As I explained in an earlier post about this impending launch, support for home networks Read more…

The FreeBSD Foundation posted this week about the completion of a “IPv6 Performance Analysis Project” that had as its main goal closing the gap between IPv4 and IPv6 in terms of performance. Bjoern Zeeb was awarded a grant to perform this work earlier this year and has maintained a “Benchmarking and results” page showing his Read more…

Interested in taking training classes about IPv6?Looking for IPv6-related courseware? Or IPv6 exercises you can use in your own training classes? As we’ve now noted in our resource directory, RIPE NCC, the Regional Internet Registry (RIR) for the European region, offers an IPv6 training course available to RIPE NCC members – and offers IPv6 courseware Read more…

This month the folks at Nic.at, the Austrian registry, published an interesting “.at report” that was entirely devoted to DNSSEC and was full of statistics and charts. The driver for this focused report was the DNSSEC signing of the .at domain on February 29, 2012. This report, one of a series of regular reports from Read more…

In an email message on Monday, T-Mobile’s Cameron Byrne let people interested in IPv6 know that IPv6 deployment was now complete on T-Mobile’s U.S. network: Folks, The IPv6 network deployment is now complete, with a few outstanding service caveats (MMS is still an issue, …) that we will continue to work on. We will no Read more…

What are the security risks related to using DNSSEC with regard to “DNS amplification attacks”? In a recent article at Microsoft’s Security Tech Center, Greg Lindsay dives into exactly that question. First, though, he explains how a DNS amplification attack is a form of a Distributed Denial of Service (DDoS) attack that uses DNS queries Read more…

 Are you a “content provider,” such as a website operator, seeking to understand how to ensure your content is available over IPv6? Would you like to know what challenges you can expect? What kind of migration strategies you can use?  What you should do for an implementation plan? If so, the IETF recently published an Read more…