PING

PING

PING is a podcast for people who want to look behind the scenes into the workings of the Internet. Each fortnight we will chat with people who have built and are improving the health of the Internet. The views expressed by the featured speakers are their own and do not necessarily reflect the views of APNIC.

Episodes

May 25, 2022 50 min

Geoff Huston joins us again for his monthly chat, this time to consider the contradictory theory of a resolverless DNS. Contradictory because the DNS is by its nature reliant on resolvers.


We'll discuss the historical process of how DNS names are resolved and how content providers, through their open DNS services, have sought to optimise this process. This optimisation has led some, including Geoff, to consider 'server push&...

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In our fourteenth episode, we're taking a closer look at Resource Public Key Infrastructure (RPKI) in Australia and New Zealand with Terry Sweetser.


Terry recently worked on an Internet Society project to measure RPKI adoption in Australia and New Zealand among its government services and critical infrastructure. We've invited him on to discuss the results and research methodology, including the challenges of working with pu...

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In our thirteenth episode, Geoff Huston joins us again for his monthly chat, this time on the historical feudings between carriers and content providers.


The latest instalment in this feud is currently playing out in Korea, where South Korean Internet Service Provider, SK Broadband, is suing Netflix to pay for the costs of increased network traffic and maintenance work because of a surge in viewers since 2018.


For Geoff, this is mere...

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In our twelfth episode, we're talking all things Resource Public Key Infrastructure (RPKI) with Job Snijders, Principal Engineer at Fastly.


Job shares his thoughts on the benefits of managing an RPKI publication point, including the experience and insights it can give you. We also touch on a recent IETF proposal he has assisted with that seeks to provide clearer, authenticated proof of the intent by address delegates and the fut...

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In our eleventh episode, we are again talking to APNIC's Chief Scientist, Geoff Huston, this time about certificate revocation.


This has been a hotly debated subject for some time, namely whether it still serves a purpose given that many web browsers give you the option to ignore revoked certificates or ignore them for you. We'll discuss this and possible solutions to addressing the revocation processes issues.


You can read m...

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In our tenth episode, we're talking all things submarine cables with Alan Mauldin, who is a Research Director at TeleGeography.


Synonymous with their submarine cable maps, TeleGeography also offers a range of open-source data surrounding the health of the Internet, as we'll come to learn.


Read about the latest submarine cable research on the APNIC Blog.


The views expressed by the featured speakers are their own and do not nece...

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March 2, 2022 35 min

In our ninth episode, APNIC's Chief Scientist, Geoff Huston, and I chat with Reliance Jio's Senior Executive Vice President, Mr Nagaraj, who oversees the design, architecture and engineer of Jio's IP network as well as operational support.



With more than 420 million mobile users and 260 million cable users, Reliance Jio has grown to become one of the largest telcos in the world in less than a decade. How were the...

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February 16, 2022 57 min

In our eighth episode, we're talking to Willem Toorop, Luuk Hendricks and Tom Carpay of NLnet Labs, about how eXpress Data Path, or XDP as it’s better known, can be used to improve the performance of DNS resolvers and increase the versatility of name servers, as well as perform low-level measurements on high-speed links.



This is a project that they've been working on for at least two years now and as you'll come ...

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February 2, 2022 46 min

In our seventh episode, we are talking again to APNIC's Chief Scientist, Geoff Huston, regarding all things time.


We wander through the ways that humans have measured time and discuss the challenges of current Internet timekeepers in trying to make sure time is current — a very important element when securing a network — including how to handle leap seconds and how a recent announcement of the world’s first hardware implementati...

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January 19, 2022 19 min

In our sixth episode, we are talking to Romain Fontugne a senior researcher from Internet Initiative Japan, whose research interests include detecting network traffic anomalies and visualizing network traffic.


Romain shares some best practices for collecting and using open data for researching the Internet and discusses the need to have an objective in mind when trying to make sense of the data and why you're collecting it.


The v...

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In our fifth episode, we are talking again to APNIC's Chief Scientist, Geoff Huston, regarding a recent presentation he sat in on at DNS OARC 36 about Slack's unfortunate 24-hour outage on 30 September 2021, where 1% of its users (almost 100,000 users) weren't able to access Slack, due to an issue with deploying it's DNSSEC. We'll discuss two themes that Geoff has blogged about and discussed on this show this ye...

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December 8, 2021 23 min

In our fourth episode, we talk with Comcast's Jason Livingood, regarding a recent post he wrote about how Comcast has reduced its working latency through Active Queue Management by 90%! We'll talk about these results as well as the fundamental changes in the way that researchers are now looking at latency and its effect on overall Internet quality.


You can read the post here: Working latency — the next QoE frontier.


The views...

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November 24, 2021 38 min

In our third episode, we are talking again to APNIC's Chief Scientist, Geoff Huston, regarding a recent post he wrote following IETF 111 where a call for 'running code' was excavated from the past during one working group discussion and made Geoff question what has become of the standards process.


You can read the post here: Running code at the IETF.


The views expressed by the featured speakers are their own and do not ne...

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In our second episode, we will be talking to Ignacio Castro from the Queen Mary University of London regarding a recent study he was involved in characterising the demographics and trends in the IETF across its history and how this has impacted the evolution of the Internet. Using a unique dataset of 2.4 million emails, 8,711 RFCs and 4,512 authors, the group examined the shifts and trends within the Internet standards development ...

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October 22, 2021 40 min

For our first episode, we will be talking to Internet Hall of Famer and APNIC’s Chief Scientist, Geoff Huston about Facebook’s 6-hour outage on the 5th of October 2021. The show builds on Geoff's blog post and discusses how the network design of Facebook and other large content distribution networks are unique from the traditional ways that networks connect to the Internet as they seek to improve efficiency. However, these uniq...

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