Determining request
Matt Causey
matt.causey at gmail.com
Tue Jan 5 20:09:52 UTC 2010
On Tue, Jan 5, 2010 at 12:00 PM, Ashley M. Kirchner <ashley at pcraft.com> wrote:
>
> Is there a way to detect whether a request came in from a wired network
> versus a wireless network? Our setup is as follows:
>
> Main DHCP server that dishes out IPs based on MAC addresses. This is
> wired into our main switch. From that switch I also have a wireless access
> point. A wireless device will send a request out which goes through the
> access point to the DHCP server and back. The wireless class is set to
> allow unknown-clients.
>
> If a wired device sends a request, and it has *not* been defined already
> through it's MAC, DHCP will automatically drop it in the wireless group and
> pool. I don't want that. For our wired network, I don't want anything to
> be able to get an IP unless it's already defined. For the wireless one,
> they should all go in the wireless pool and get an IP from there.
>
> So, is there some way to determine if a request came in from a wired
> device versus a wireless one?
>
Depending on the capabilities of your LAN/WLAN gear....and how the
DHCP traffic flows, you might be able to use some option 83 foo to
accomplish that.
--
Matt
> A
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