dhcpd heartbeat cluster und server-identifier

stefan novak lms.brubaker at gmail.com
Thu Oct 29 10:13:01 UTC 2009


I want to build a dhcpd cluster with heartbeat and drbd for fault tolerance.
I have 2 dhcp server, every with his own ip (,
and the active node holds the clusterip

I've tried to set the server-identifier to, that the
server listens to this ip.

But as i see the packes to the client are always sent by the primary
server ip (eg
Will that be a problem for the clients when they send the DHCPREQUEST
to and get an answer from
Is there a solution for this on isc side? I dont want to use nat for
this. Or can this just be ignored?

thanks Stefan

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