nanog mailing list archives

Re: BGP route hijack by AS10990


From: Tom Beecher <beecher () beecher cc>
Date: Thu, 30 Jul 2020 13:44:50 -0400

It's not like there are scorecards, but there's a lot of fault to go
around.

However, again, BGP "Optimizers" are bad. The conditions by which the
inadvertent leak occur need to be fixed , no question. But in scenarios
like this, as-path length generally limits impact to "Oh crap, I'll fix
that, sorry!." Once you start squirting out more specifics, you get to own
some of the egg on the face.

On Thu, Jul 30, 2020 at 1:35 PM Sadiq Saif <lists () sadiqsaif com> wrote:

On Thu, 30 Jul 2020, at 13:09, Patrick Schultz wrote:
so, bgp optimizers... again?

--
Patrick

More like shame on Telia for not filtering properly.

If Tulix used a so called BGP "optimizer" and didn't have a proper export
filter in place it is their mistake but as a major transit provider, Telia
bears the brunt of the responsibility of making sure that Tulix's mistake
doesn't affect the rest of us.

--
  Sadiq Saif
  https://sadiqsaif.com/


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