DHCP for multiple subnets (was: Re: Routing and bandwidth problem)
Rodolfo J. Paiz
rpaiz at simpaticus.com
Sun Jun 13 19:11:49 UTC 2004
At 07:32 6/13/2004, Benjamin J. Weiss wrote:
>Okay, it's been awhile since I set up our dhcp at work, but if I remember
>correctly, dhcp requests don't usually route.
You are entirely correct, they do not.
>I believe that we had to
>set up our central router (a Cisco Catalyst 3550 set up to route instead
>of switch) to forward the dhcp requests to the dhcp server on our server
>subnet. Otherwise we'd have had to have had a dhcp server on each subnet.
You have three options: (a) a separate DHCP server on each subnet; (b)
setting up each subnet's router to forward those packets as you did; or (c)
using the dhcrelay program included in ISC's dhcpd on each subnet.
Cheers,
--
Rodolfo J. Paiz
rpaiz at simpaticus.com
http://www.simpaticus.com
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