________________________________________________________________________ Best of the APNIC Blog digest - April 2021 ________________________________________________________________________ To help apnic-talk subscribers stay abreast of what the community is reading on the APNIC Blog, we're sharing four of the most popular posts from the previous month. We hope you find the articles informative and useful. Introducing DNS Shotgun ----------------------- By Tomáš Křížek on 6 April 2021 What happens when thousands of clients switch from UDP to DoT/DoH?
How does the client behaviour and protocol choice affect their latency
and server performance cost? How much do you need to scale your
infrastructure to handle the increased load of DoT/DoH? https://s.apnic.net/dnsshotgun Building an open source anycast CDN ----------------------------------- By Nate Sales on 7 April 2021 Stuck in quarantine, high school student Nate Sales decided to build his own anycast Content Delivery Network (CDN) from scratch. How did he do it? https://s.apnic.net/buildingacdn Starlink’s high-speed satellite Internet: What’s the catch? ----------------------------------------------------------- By George Michaelson on 22 April 2021 Low Earth Orbit (LEO) satellites are a high-speed game-changer for
remote areas. But when people on the fringes of urban areas decide they want access to the same high-speed Internet, multiplexing means the
speeds reduce as more people sign up, with potential implications for
further infrastructure development. https://s.apnic.net/starlinkcatch IPv6 fragmentation loss in 2021 ------------------------------- By Geoff Huston on 23 April 2021 Design choices in IPv6 have led to a situation in which IPv6 packets can be fragmented, but not on the fly by routers. This
causes problems. Has the situation gotten any better since 2017? https://s.apnic.net/ipv6fragloss ________________________________________________________________________ APNIC Secretariat
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