[mrtg] Re: Graph output when node is down?

[Pieter Kooistra]

Mike Handley wrote:

> Hi,
>   We had a remote site go down for about 2 hours yesterday that was being
> monitored by mrtg.  The graphs for that node show
> a steady in/output of about 300bytes on bri0/0?  Can anyone tell me why this
> happens?  I would think the graph input for the port would at least be 0. Or
> Does MRTG take the next reading it can get from the remote site and fill in
> the unavailable time with this data producing the steady in/out rate?
>
> Thanks
> Mike
>
> ****************************************************************************
> **************************************************
> Mike Handley
> LightSpeed Technologies Inc.                    Mail:
> handley at lightspeedtech.net
>                                            Phone: 570-714-5078
> ****************************************************************************
> ***************************************************
>
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If you want this behaviour just insert the option: unknaszero. Default the last
mesured rate is used when the device is unreachable.
--
Pieter Kooistra
Holland Railconsult
http://www.hr.nl


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