SNMP?
Thomas Sluyter
nagios at kilala.nl
Mon Aug 14 10:34:08 CEST 2006
Darn... I sent my e-mail to Friedrich personally, instead of to the
list...
Well, here goes again. A bit late I realize...
On 11 Aug, 2006, at 22:25, Thomas Sluyter wrote:
>> This book helped me get started, with SNMP it is important to know
>> how
>> everything fits together. It can seem a bit complex at first but I
>> find
> Not one word of this is a lie... "A bit complex" is actually a bit
> of an understatement, since I was quite overwhelmed by the mishmash
> of numeric strings. But once you get your head around the idea that
> basically SNMP revolves around storing interesting bits of info
> behind a long string of numbers, you'll get there.
>
> I've found out two important things though:
> * every vendor has a completely unique SNMP sub-tree. I've been
> through the ones for Dell, HP and Sun and none of 'em are alike...
> That's to make things easy for us, you know? *sarcasm*
> * a lot of vendors don't make it plainly obvious to you what data
> is actually contained within an object. For example, a lot of
> vendors have a whole big range of temperature sensors inside their
> boxen. but for each of their systems you're going to have to find
> out which object stores the temperature itself and then you have to
> figure out which object actually fits which sensor location :D
>
> Now I hate to mention my own website for the third time today (I
> actually really do), but recently I've been going through the MIBs
> for Sun and HP. I've tried to dig up some information and OIDs for
> interesting objects (temperature, HDD status, imminent failure on
> various components). For a few systems I've listed the precise OIDs
> and for all the others you can use the readable rehash of the MIBs
> that I've done. Just sorted through the things a bit, to make'em
> less confusing.
>
>> its flexibility very useful. You can then also use only one agent per
>> machine for monitoring and statistics gathering, for example.
> This is actually quite awesome indeed! We've completely thrown NRPE
> out of the window and use SNMP exclusively now. It's a bit of a
> bitch sometimes, but when it works, it works nicely!
>
> Cheers!
>
>
> Thomas
>
>
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