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It has been over 4 years since APNIC, the Regional Internet Registry for the Asia Pacific Region handed out its last “general use†allocation of IPv4 addresses. Since April 2011 APNIC has been restricted to handing out addresses from a “last chance†address pool, and has limited the amount of…
A few weeks ago I wrote about Apple’s IPv6 announcements at the Apple Developers Conference. While I thought that in IPv6 terms Apple gets it, the story was not complete and there were a number of aspects of Apple’s systems that were not quite there with IPv6. So I gave…
For some years at APNIC Labs we have been conducting measurement experiments concerning the extent of use of IPv6 using a technique of embedding the measurements within the advertisement using Adobe Flash. The results of this measurement are fed into a set of measurement web resources at http://stats.labs.apnic.net/ipv6. The use…
Most of the time, mostly everywhere, most of the Internet appears to work just fine. Indeed, it seems to work just fine enough to the point that that when it goes wrong in a significant way then it seems to be fodder for headlines in the industry press.
In the coming weeks another Regional Internet Registry will reach into its inventory of available IPv4 addresses to hand out and it will find that there is nothing left. This is by no means a surprise, and the depletion of IPv4 addresses in the Internet could be seen as one…
It’s Apple’s Developers Conference time again, and in amongst the various announcements was week, in the “Platforms Status of the Union†presentation was the mention of IPv6. Sebastien Marineau, Apple’s VP of Core OS told the conference that as far as IPv4 addresses are concerned exhaustion “is finally hereâ€, noting…
The Transmission Control Protocol (TCP) is a core protocol of the Internet networking protocol suite. This protocol transforms the underlying unreliable datagram delivery service provided by the IP protocol into a reliable data stream protocol. This protocol was undoubtedly the single greatest transformative moment in the evolution of computer networks.…
The North American Network Operator’s Group held its 64th Meeting in San Francisco in early June. Here’s my impressions of some of the more interesting sessions that grabbed my attention at this meeting.
The DNS is a very simple protocol. The protocol is a simple query / response interaction where the client passes a DNS transaction to a server with the query part of the transaction completed. The server fills in the answer part and possibly adds further information in the additional information…
If you are at all interested in how the Internet’s Domain Name System (DNS) works, then one of the most rewarding meetings that is dedicated to this topic is the DNS OARC workshops. I attended the spring workshop in Amsterdam in early May, and the following are my impressions from…
