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Date:      Tue, 22 Apr 2008 12:01:46 -0400
From:      William LeFebvre <bill@lefebvre.org>
To:        freebsd-stable@freebsd.org
Subject:   Re: Two DHCP servers
Message-ID:  <480E0BEA.8090007@lefebvre.org>
In-Reply-To: <480DD562.8090901@eccf.su.ac.yu>
References:  <480DD562.8090901@eccf.su.ac.yu>

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Szemerédy Gábor wrote:
> Hello!
> We have a DHCP server listening on subnet 192.168.42.0. (On the server 
> with address 192.168.42.1)
> One of the addresses , lets say 192.168.42.11 , we plan to use as a LTSP 
> server for thin clients.
> So we installed the second network interface card with the address 
> 192.168.0.254 and our server (192.168.42.11) now connects to the 
> internet via interface 192.168.42.0 segment , and the thin clients are 
> connected to to this server via subnet 192.168..0.0. In Ltsp server 
> there is a DHCP server which is listening on subnet 192.168.0.0.
> Will these two DHCPs generate a conflict?

No.  Each server should only serve addresses from its own network.  And 
unless your LTSP server is forwarding DHCP requests between networks, 
they won't even see each other's traffic.

Bill



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