Monitoring hosts and DHCP

[Aaron M. Segura]

Hard code the MAC -> IP assignment through your dhcp daemon.

??

On Mon, 2007-11-19 at 14:03 -0600, Matt Lozier wrote:
> Hi Benny,
> 
> Thank you for the reply, but unfortunately I'm not using DNS, and I don't
> want to have to :-)
> 
> Just want to know if there is a way to monitor hosts that obtain their IP
> address via DHCP.
> 
> I'll continue to see what I can do with this, and will reply to the list if
> I find a solution.
> 
> Thanks again,
>  
> 
> ---
> Matt Lozier
> Network Administrator
> 972.644.2581, ext. 248
> 972.661.2701  fax
>  
> 
> 
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> -----Original Message-----
> From: nagios-users-bounces at lists.sourceforge.net
> [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of C. Bensend
> Sent: Monday, November 19, 2007 9:45 AM
> To: nagios-users at lists.sourceforge.net
> Subject: Re: [Nagios-users] Monitoring hosts and DHCP
> 
> 
> > I'm monitoring about 30 machines using Nagios with SNMP checks.  I also
> > have
> > a DHCP server casting each machine on the network their IP address on
> > start-up.  Some machines stay on the majority of the time, others for only
> > 4-8 hours a day.  The machines generally maintain their same IP address
> > over
> > time as DHCP is designed to try and give a machine back it's same IP, so
> > long as it's available.  However, there have been times when a machine has
> > changed its IP addresses as a result of using DHCP on this LAN.
> 
> http://nagios.sourceforge.net/docs/2_0/xodtemplate.html#host
> 
> Pay particular attention to the address section...  You can use
> the hostname in place of the IP address, at the cost of doing a
> DNS lookup when the host is checked.
> 
> Benny
> 
> 

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