nanog mailing list archives

Re: When it even happens to the best of us


From: Warren Kumari via NANOG <nanog () lists nanog org>
Date: Mon, 26 Jan 2026 09:09:38 -0600

On Mon, Jan 26, 2026 at 2:15 AM, Matthew Petach <nanog () lists nanog org>
wrote:

Huge, huge props to Cloudflare.
THAT is what a good RFO report should look like.



+many lots.

Big complicated networks are big and complicated…. And sometimes there WILL
be issues.
When this occurs, documenting what happened in a full, complete and
transparent mechanism makes customers trust the network so much more than
anodyne "There was an issue. We fixed it!"


Sucks when it happens, but spotting it quickly, backing out the change, and
identifying how it happened is crucial to helping ensure it won't happen
that way again.

Thank you again to Tom, Bryton, and the rest of the Cloudflare team for
the clear and comprehensive analysis of the outage. There's some really
good learning lessons for all of us that are implementing automation across
large networks.


Yes, indeed, thank you. Much respect.
W

We don't all have to put our hands on the hot stove, one after another. ;)

Thanks!

Matt

On Sun, Jan 25, 2026, 21:25 Hank Nussbacher via NANOG <nanog@lists.nanog.
org> wrote:

https://blog.cloudflare.com/route-leak-incident-january-22-2026/

-Hank

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