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Re: [K12OSN] K12OSN - restricting dynamic dhcp to some devices



Hi Julius,

Sorry if I am missing the point of your questions but how about
creating a custom scope for the mac addresses of IP phones?

If that's in the ballpark, here's a little bit of background reading:

http://www.cpqlinux.com/dhcpd.html
http://www.daemon-systems.org/man/dhcpd.conf.5.html

John

On 2/15/06, Julius Szelagiewicz <julius turtle com> wrote:
> Dear Folks,
>         I am running a closed dhcpd, that is all the addresses are
> preassigned. The reason for it is to not allow in unknown laptops. It
> worked well, until I went with IP phones. They require dhcp lease on the
> default vlan, then release it and go to their own vlan. The problem is
> that I cant just assign 15 addresses (all that I have available) to 120
> phones - dhcpd just says "no free leases", so Iwas forced to open those 15
> addresses to all takers.
>         How do I set the dhcpd.conf to allow only the phones to get
> addresses? The first 6 bytes of mac addresses are same, the vendor string
> is null.
>         tia julius
>
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