Modelling BBR’s interactions with loss-based congestion control
Guest Post: While BBR is supposed to be a rate-based algorithm, when competing with other flows, BBR is window-limited.
Category:
Tech matters
Bufferbloat may be solved, but it’s not over yet
Dave Täht recounted the story of bufferbloat and the deployment challenges ahead.
Addressing 2019
Geoff Huston analyzes the trends in IPv4 and IPv6 addressing in 2019 and makes some predictions about what the future holds.
Hack your IPv6 enterprise network to deploy it securely!
Guest Post: New app assists with securely deploying IPv6 on Ethernet LANs.
SHA-1 chosen prefix collisions and DNSSEC
Guest Post: The SHAmbles prefix collision attack against SHA-1 offers a new way for attackers to spook the DNS despite DNSSEC.
Everyone deserves security
Serena Chen uses concepts from psychology, public health and YouTubers to explain how to provide effective security advice.
BGP in 2019 – BGP Churn
Part two of Geoff’s BGP report for 2019 assesses whether the stability of the routing system is changing.
BGP in 2019 – The BGP Table
Geoff Huston analyses BGP routing table growth with some predictions for the size of the IPv4 and IPv6 BGP routing tables in the next five years.
An RFC a day reveals an Internet in the making
To mark the 50th anniversary of the first RFC, Darius Kazemi revisited the first 365 RFCs — one for each day of 2019.
When to use and not use BBR
Guest Post: The difference between the bottleneck buffer size and bandwidth-delay product typically dictates when BBR performs well, study finds.