DHCP server failover behind relay

Simon Hobson dhcp1 at thehobsons.co.uk
Wed Sep 5 20:52:21 UTC 2012

Vadym Abramchuk wrote:

>Unfortunally, none of my relay agents can send packets to both servers.

So the proper fix is to get the vendor of the broken relay agent to fix it ;-)

>As for broadcast, I've tried setting the relay's server address to 
> (broadcast of my servers subnet). dhcpd accepts 
>DISCOVERs, but the OFFERs do not reach the client.

Where do they get lost ?
Also it might help to describe your network topology.

>Let's accept the axiom that I can't deliver requests to both 
>servers. Is there any other way?

Not that I know of.
Simon Hobson

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