The last time
Understanding how different platforms count time — and when those counters expire — is essential for operators preparing their systems for the next wave of rollover milestones.
Tag: NTP
Securing NTP
A look at how a consistent time standard is spread across the Internet, and the recent efforts to add an aspect of security to Network Time Protocol (NTP).
Notes from RIPE 91
Routing the root, PQC for the RPKI, TTLs in the DNS, and much more from RIPE 91.
Three of the best: George Michaelson
In 2024, George Michaelson touched on topics ranging from news to explainers. Here are three of George’s best.
When NTP interactions go wrong
Guest Post: A walkthrough of an issue involving NTP interactions that resulted in severely incorrect dates.
When it’s not DNS, it’s probably NTP
An intriguing detective story about debugging a chain of problems.
NTP Pool: The Internet timekeeper
Guest Post: How does the NTP Pool map clients to NTP servers and how can it be improved?
Vale Dave Mills — Network Time Synchronization, Fuzzball router, network community leader
Emeritus Professor David Mills, University of Delaware, sadly passed away in January 2024.
RIPE 86 bites — what’s the time?
Building and operating a network service that provides a reference time source.
Publishing IPv6 NTP servers with DHCPv6
Guest Post: Learn how to navigate through the relevant RFCs associated with publishing IPv6 NTP servers with DHCPv6.