BGP Route Monitoring

Fri Jan 7 12:54:44 UTC 2022

Hello,

On Fri, 7 Jan 2022 09:50:25 +0200
Saku Ytti <saku at ytti.fi> wrote:

> On Thu, 6 Jan 2022 at 15:48, Sandoiu Mihai <Mihai.Sandoiu at wwz.ch> wrote:
> 
> > I am trying to find a solution that does not require much scripting or
> > customization.  
> 
> Suggestion to run BMP is a fine suggestion. Another option is plain
> old BGP, setup iBGP+best-external (w/ add-path if you may receive >1
> copy from local eBGP neighbours) from these boxes to a collector bgp,
> maybe with a prefix-list filter to send only this prefix. Then have
> the collector box raise an alert when it doesn't receive the route
> from one of them.

What about setting up a machine with exabgp installed, a iBGP session with
the exabgp instance, and a small script parsing the updates received by
exabgp to raise an alarm whenever $CONDITION is met ?

https://github.com/Exa-Networks/exabgp

Best,
Paul
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