Nagios Issue of not detecting down/up status of server and delay of mails notifications

[Rai Ricafrente]

Have you checked your time periods?

On Fri, Jun 17, 2011 at 10:42 PM, Manish Kumar <manikumar85 at gmail.com>wrote:

>
> Hi Friends,
>
> I have implemented Nagios Core-3.2.3 on Fedora Core 14 and configured it
> for monitoring of around 230 network devices for different services like
> up/down status, uptime, ports link status, similarly configured for
> monitoring around 30 windows servers for different services.
>
> The problem is that nagios is not able to send e-mail notification as soon
> as any server/service/network device goes down. Some of the e-mails are
> delayed around 12 hours and some are not triggered even, for example if a
> server goes down for around a hour and is up again after that, nagios is not
> able to detect it. I have setup the fedora 14 to use its sendmail sever to
> relay the mails to our corporate smtp sever.
>
> Is this a valid issue with nagios or is there any way to scale it up. How
> can a network/sever admin can believe on it if this works like this.
>
>
>
> --
> Thanks
> Manish Kumar
> http://in.linkedin.com/in/manishkumar85
> <http://cens.cdac.in/>
>
>
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