DHCPOFFER sent to wrong MAC?

Simon Hobson dhcp1 at thehobsons.co.uk
Fri Aug 18 23:18:24 UTC 2006

Jason Lixfeld wrote:

>What DID seem to fix it was to configure a helper address.  This 
>seems strange to me because I shouldn't have to configure the helper 
>address on an interface if the dhcp server is on the same network as
>the interface the helper is configured for.

What would happen there is that the server will now see both the 
direct packet from the client, then very shortly afterwards a relayed 
packet from the relay agent. It will respond to both these packets. 
Presumably the reply sent via the relay agent won't suffer from the 
same problem !

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