Receiving traps from an APC ups..

[Thomas Guyot-Sionnest]

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On 03/02/09 06:38 AM, Jaime Ventura wrote:
> hello, I have the following problem.
> 
> I've configured a nagios service to monitor actively(to get state and
> perfdata) and passively (so it can receive snmptraps via nsca-client) an
> APC ups..
> 
> At the moment, the ups has one intermittent problem and one permanent
> problem, which result the on sending traps, the following way:
> 
>     receive 'Problem 1' trap: critical  -> nagios notification CRITICAL
>     receive 'Problem 2' trap : critical -> nagios does not send
> notification, because status is the same(CRITICAL)
>     receive 'Problem 1' trap : ok      -> nagios notification OK (status
> changed)
>     receive 'Problem 2' trap : critical -> nagios notification
> CRITICAL(status changed)
> 
> So, heres's the problem, When problem 1 is solved, the UPS still has
> problem 2 (and it keeps sending traps of the same problem). Receiving an
> OK trap, nagios will change the service status to OK while having
> another problem.
> Because of that, nagios keeps sending ok notification, even thought ups
> is not ok, and service is kept flapping.
> 
> Is there any way to solve this?
> Can I force nagios to use the active_check command every time it
> receives a trap(even if it is a ok trap).

You should use volatile services to monitor this kind of problem, though
 if you want to see recoveries you will need to send that as an alert
(warning or critical).

You could also use one passive service per trap, but the general way of
handling traps is by using volatile services.

- --
Thomas
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