Error in Cacti Network Monitor Tool

[Jonesy]

On Wed, 11 Feb 2015 23:43:36 +0530, jiten jha wrote:
>
> I have some question about Cacti Tool.
> ...
> 2. When I  try 'ping ' option some machine showing 
> output and showing status unknow.
> ...

Not all machines will bother repsponding to a ping.
viz:
 	   $ ping W3DHJ.net
Jonesy
-- 
  Marvin L Jones     | W3DHJ      | W3DHJ  | http://W3DHJ.net/
   Pueblo, Colorado  |  @         | Jonesy |     __
    38.238N 104.547W |   jonz.net | DM78rf | 73  SK
    * Killfiling google & XXXXbanter.com: jonz.net/ng.htm