Peeking behind the curtain of running a network service provider.
19 February 2021 /
High Availability L2TP LNS Steering with FreeRADIUS and ExaBGP
The specification, technical design, and implementation details of our L2TP RADIUS tunnel-steering configuration for wholesale XDSL/FTTP services.
03 January 2021 /
Our Trials and Tribulations with the Intel i40e Series
How a fault with a network driver caused an unexpected router crash on New Year's Eve.
18 April 2020 /
RPKI and BGP Routing Security
RPKI has suddenly gone viral on social media as Cloudflare launched their "isbgpsafeyet.com" website. But what does it all mean?
10 October 2019 /
Our Peering and Transit Network Upgrade
Over the last month we have been working hard to upgrade and improve our network. We have performed some maintenance, some upgrades, and overhauled our peering and transit "edge" to improve routing convergence, BGP security, and be ready to grow our capacity.
18 July 2018 /
The Time in China
Using anycast to prop up the capacity of the NTP Pool Project .cn Zone.
12 May 2017 /
When LAGs Go Bad: Network Aggravation
Link aggregation is a cost-effective way to increase bandwidth. But there can be pitfalls which are difficult to debug should problems strike.
26 June 2015 /
Anatomy of a WordPress Hack
In which Faelix performs some forensics on a customer's infected WordPress website.