One DHCP Server, Multiple routed subnets, roaming clients
dhcp1 at thehobsons.co.uk
Tue Oct 27 18:59:52 UTC 2009
James Jalbert wrote:
>I have a DHCP server in my main building. This building also
>connects to 6 other building through a WAN. I have one DHCP Server
>(Ubuntu server9.04, DHCP 3.1) with multiple subnet decelerations,
>and one large host file, added with an include. Everything works
>great. I have machines that roam between buildings, and as long as I
>use comma separated fixed address, everything works great.
>Now I would like to be able to set up the server so that, if a
>machine has a deceleration with a fixed address, but is requesting
>an ip form another building, it would be assigned a dynamic address,
>however if there is no Host deceleration(an unknown client) it will
>not be assigned any address.
Try this :
range .... ;
allow known clients;
If a client doesn't have a host declaration then it is not known, and
will be denied a lease. If it does have a host declaration then it is
known, and will get a dynamic address (unless it has a fixed address
valid in the subnet).
Visit http://www.magpiesnestpublishing.co.uk/ for books by acclaimed
author Gladys Hobson. Novels - poetry - short stories - ideal as
Christmas stocking fillers. Some available as e-books.
More information about the dhcp-users