Simple Question, UNREACHABLE vs DOWN

[Rob Moss]

Steven Coutts wrote:

> What is the difference between a host being unreachable and a host 
> being down?
>
> Regards

Someone correct me if i'm wrong but my understanding is:

Unreachable is the first single ping check when nagios is started up..

Down is a hard state, after checking X many times (usually 10, defined 
in nagios.cfg) it's flagged as down.

Cheers
rob.



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