ISC Dhcpd 4.2.3-P2 does not respond to unicast

Sten Carlsen stenc at s-carlsen.dk
Mon May 12 07:49:42 UTC 2014


I was bitten by a simple thing recently: my server did not have a route
to the network where the client was residing and therefore could not
send the reply.

On 12/05/14 09.45, sthaug at nethelp.no wrote:
>> I have ISC DHCP 4.2.3-P2 server. I am seeing that the server is not
>> responding to unicast Discover.
> Are you using a relay agent or not?
>
> I would the server to respond to unicast Discover via a relay agent.
> I would not necessarily expect the server to respond to a unicast 
> Discover which is *not* sent via a relay agent. After all, RFC 2131
> is quite clear in stating (section 3.1):
>
>   1. The client broadcasts a DHCPDISCOVER message on its local
>      physical subnet.
>
> Steinar Haug, Nethelp consulting, sthaug at nethelp.no
> _______________________________________________
> dhcp-users mailing list
> dhcp-users at lists.isc.org
> https://lists.isc.org/mailman/listinfo/dhcp-users

-- 
Best regards

Sten Carlsen

No improvements come from shouting:

       "MALE BOVINE MANURE!!!" 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.isc.org/pipermail/dhcp-users/attachments/20140512/290ed233/attachment.html>


More information about the dhcp-users mailing list