[mrtg] Re: Mrtg does not display high values of traffic correctly ??

[Jon Heugh]

you will have to use snmp v2 to capture stats on those interfaces
The command you with to add is

"--snmp-options=:::::2 "



----- Original Message -----
From: "Richard Cotrina" <rcc at speedy.net.pe>
To: <mrtg at list.ee.ethz.ch>
Sent: Thursday, May 30, 2002 12:22 PM
Subject: [mrtg] Mrtg does not display high values of traffic correctly ??


>
> Hello :
>
> I am using mrtg to monitor the traffic going and coming through a STM-1
POS
> interfaz in my Cisco Router. It was working fine until the values of
> incoming traffic started to be above 100Mbps.
>
> The matter is that suddenly and without giving any errors in the log file,
> the values displayed (also the graph) for the incoming traffic fall down
to
> very small values (a few kbps) but, in the orther hand, this does not
happen
> with the outgoing traffic, that remains displayed in its correct values (
> it's usually not higher than 50Mbps ). This condition returns to normality
> without any reason, and also when the traffic is lower than 100Mbps.
>
> The result of this, is that my mrtg graphs shows an apparently loss of
> traffic, but it is not caused by any traffic interruption, because the
> outgoing traffic is displayed continously.
>
> I was using mrtg 2.9.17 when it started to happen, then I upgraded to
> 2.9.18pre11 and got the same results.
>
> Does anyone have an idea on what is going on ?  As i mentioned before, the
> logs did not give me any error messages.
> Do I need a special option in the mrtg config file to handle high values
of
> traffic correectly ?
>
> Thanks in advance for any help,
>
> Richard Cotrina
>
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