Re: Traps - Alarm and clear use the same SNMP trap

Hi Jonathan,

Thank you for your quick response.

I will have a look at the document and let you know the result.

-- 
Marc D.

Real is just a matter of perception


On Fri, Sep 22, 2017 at 11:32 AM, Jonathan Heard <
[email protected]> wrote:

> Hi Marc,
>
>   I think that "Filtering on varbinds (OpenNMS 1.10 and beyond)" will help
> you from this page: https://wiki.opennms.org/wiki/
> Trap_Configuration_How-To
>
> I've not had to implement this solution myself but I think you solve this
> something like:
>
> Step one - make sure your existing event definition creates an alarm with
> a reduction-key which includes the unique endpoint (e.g Parm[#3])
>
> Step two, define an event which is going to handle just resolution - I
> think it can be cut down without all the varbinds and stuff as you're going
> to be adding a varbind to the event mask.. You'll want to filter it based
> on the value of parm[#4] which means 'resolved' and then set the alarm as a
> type '2' (i.e. cleared), with a reduction-key the same as your main
> definition.
>
> I hope this helps :-)
>
> Regards
>
> Jonathan
>
> On 22/09/17 08:54, Marc Doesburg wrote:
>
> Hello All,
>
> I’ve 2 questions regarding SNMP traps.
>
> We have a system that sends “the same” trap message for an alarm and a
> clear. Depending on %parm[#4]% it’s either an alarm or a clear.
>
> I’m able to configure the event as an alarm. But now the clear also
> generates an alarm in the log and doesn't clear the original alarm.
>
> My first question is: Is there a way to set the severity using %parm[#4]%?
> So, I don’t have to manually set/configure all the alarm severity’s
> individually?
>
> My second question is: Can I use %parm[#4]% to clear the previous alarm?
> Also, the clear needs to be linked to the right original alarm. For
> example, if the machines lose connection to 2 different end-points (i.e.
> endpoint A and endpoint B) the clear for endpoint A needs to clear the
> alarm of endpoint A and not B 😊. I’m not sure yet, but I think %parm[#3]%
> describes the endpoint.
>
> I’m also not sure if it’s useful, but I’ve added the events.xml for the
> system I’m trying to configure this for. I’m currently trying to configure
> it for “AcBoard defined trap event: acIpGroupNoRouteAlarm”, but a lot of
> the alarms are going to need this.
>
> Thanks in advance for your help.
>
> Best regards,
>
> Marc D.
>
>
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