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Speculating on DNS DDoS
Speculating on DNS DDoS
Geoff Huston — 28 Oct 2016

The recent attacks on the DNS infrastructure operated by Dyn have generated a lot of comment in recent days. Indeed, it’s not often that the DNS itself has been prominent in the mainstream of news commentary and, in some ways, this DNS DDoS prominence is for all the wrong reasons! I’d like to speculate a bit on what this attack means for the DNS and what we could do to mitigate the recurrence of such attacks.… Read more

Tags: security dns
The Trouble with NAT - Part 2
The Trouble with NAT - Part 2
Mirjam Kühne — 27 Oct 2016

This is the second post in a series on NATs contributed by Mark Smith, based on a presentation given at AusNOG 2016. In the first post, Mark discussed Network Critical Success Factors (NCSFs). In this post, he is going into details about the trouble with Network Address Translation (NAT).… Read more

Tags: ipv4 ipv6 nat
The Trouble with NAT - Part 1
The Trouble with NAT - Part 1
Mirjam Kühne — 27 Oct 2016

This is a guest post by Mark Smith, based on a presentation he gave at the AusNOG 2016 conference on this topic. This is the first post of three, and in this article Mark will discuss the concept of Network Critical Success Factors (NCSFs) before getting into ‘the trouble’.… Read more

Tags: ipv4 ipv6 nat
A Practical Comparison Between RIPE Atlas and ProbeAPI
A Practical Comparison Between RIPE Atlas and ProbeAPI
Cristian Varas — 25 Oct 2016

"Measuring the Internet" has become an increasingly essential practice in many different areas. The fact that we are living in an era where Cloud services and CDNs are becoming more accessible and worldwide presence is within hand's reach for practically anybody, making informed decisions through measurements can both save money and help to find optimal performance.… Read more

Six Years of Hackerspaces Tours During RIPE Meetings
Six Years of Hackerspaces Tours During RIPE Meetings
Vesna Manojlovic — 21 Oct 2016

Maybe surprisingly, there is quite an overlap between the RIPE community and the hackers community. Visiting a local hackerspace has been a tradition for more than five years: during RIPE Meetings, network operators groups, IXP meetings and other technical events. This is a nostalgic look back to the history of these encounters, and an invitation to join us for future explorations. … Read more

IPv6 and the DNS
IPv6 and the DNS
Geoff Huston — 20 Oct 2016

The exhortations about the Internet’s prolonged transition to version 6 of the Internet Protocol continue, although after some two decades the intensity of the rhetoric has faded and, possibly surprisingly, it has been replaced by action in some notable parts of the Internet. But how do we know there is action? How can we tell whether, and where, IPv6 is being deployed in today’s Internet?… Read more