[mrtg] Re: return value at target machine down

Daniel J McDonald dmcdonald at digicontech.com
Thu Apr 12 19:41:18 MEST 2001

Takumi Kadode
> Sent: Wednesday, April 11, 2001 8:04 AM
> To: mrtg at list.ee.ethz.ch
> Subject: [mrtg] return value at target machine down
> Hi,
> I have a question.
> I had set MRTG completely, it was working fine.
> But, during the target machine was down, MRTG logged value
> "1" to log file.
> All of values were "1".

By default, mrtg assumes that if it can't reach an snmp device, it's not
down - it's just busy.  so it guesses by putting in the last value it

> Is this correct value ?  or am I setting wrong ?

you can override this using the options[foo]: unknaszero setting

Daniel J McDonald - CCIE 2495, CNX
Principal Network Specialist
Digicon Technologies
dmcdonald at digicontech.com

Digicon - A Cisco Systems Partner, Silver Certified.

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