Is there a method or tool(s) to prove network outages?

joel jaeggli joelja at
Sun Dec 1 17:19:51 UTC 2013

On 12/1/13, 8:56 AM, Notify Me wrote:
> Hi Everyone
> Please I have a very problematic radio link which goes out and back on
> again every few hours.
> The only way I know this is happening is from my gateway device: a Sophos
> UTM that sends email anytime there's been an outage.
> The ISP refuses to accept this as outage/instability proof, and I'm
> wondering if there's something I can run behind the gateway UTM that can
> provide output information over time.
> They seem to be a primarily Windows+Cisco shop (as is common here in the
> 4th world). We are primarily Linux.
>  Is there some set of command incantations I can run who's output I can
> collect and send to them (besides some sort of sustained ping)?

Given a measurement target on the customer side and smokeping instance
on your side you can actively measure the availability/latency/loss
rates between them.

> Thanks in advance!
> Sina

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