Check_ping problems ?

[Andreas Ericsson]

Drew Kollasch wrote:
>  I am currently running a nagios 1.2 box monitoring approx 120 hosts and
> 200 services. On about 20 of the services (almost always as of recently)
> I get a WARNING status that says "PING WARNING - DUPLICATES FOUND!
> Packet loss = 1%, RTA = 0.27 ms". (or something very similar) have
> anyone else seen this odd behavior?

It basically means that the ping program receives multiple 
ICMP_ECHO_REPLY packets to a single ICMP_ECHO_REQUEST, which goes 
against the standard (rfc 792, I believe).

In short; You several hosts have the same IP in your network.

>  -------------------------------------------------------
> Drew Kollasch
> Network/Desktop Technician
> kollasch.drew at bvrmc.org
> 712-213-8668
> 
> Buena Vista Regional Medical Center
> 1525 W 5th St
> Storm Lake, IA 50588
> 
> 
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-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Lead Developer


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::: Messages without supporting info will risk being sent to /dev/null