AS PATH limits

William Herrin bill at
Fri Dec 22 23:50:50 CST 2017

On Fri, Dec 22, 2017 at 5:57 PM, Scott Weeks <surfer at> wrote:

> Well, that's a brilliant platitude, but what do you do
> when it breaks over and over until the other guy upgrades?
> ---------------------------------------------------
> Filter that network out of your tables until it's fixed? :)

Good luck with that since the BGP session collapses in the process of
receiving that corrupted data. That's the bug. The other guy's router could
filter the prefix but if he doesn't he fouls the BGP session to everybody
he tries to peer it to.

Bill Herrin

William Herrin ................ herrin at  bill at
Dirtside Systems ......... Web: <>

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