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 From:  Melvin Backus <mbackus at bellsouth dot net>
 To:  Adam Nellemann <adam at nellemann dot nu>, Fred Wright <fw at well dot com>
 Cc:  m0n0wall at lists dot m0n0 dot ch
 Subject:  Re: [m0n0wall] DHCP server - static clients only
 Date:  Wed, 23 Jun 2004 23:39:53 -0400
At 07:38 PM 6/23/2004, Adam Nellemann wrote:
>Fred Wright wrote:
>
>>On Wed, 23 Jun 2004, Melvin Backus wrote:
>>
>>>At 05:36 PM 6/23/2004, Adam Nellemann wrote:
>>>
>>>>Stefan Thuering wrote:
>>>>
>>>>
>>>>>Is there a way to limit the DHCP server to work with static (known) 
>>>>>mac address clients only?
>>>>>If I enter 4 static macs and limit the server to 4 addr. total it 
>>>>>should generally be ok, but if those clients aren't always running the 
>>>>>free slots can be snatched away. :(
>>>>>A checkbox with "allow static clients only" would be cool !
>>>>>p.s. m0n0wall is fantastic...
>>>>>thanks
>>>>>  Stefan
>>>>
>>>>I too would be interessted in this capability. I think one of the old 
>>>>(pre 1.0) betas were actually capable of doing static-only DHCP (not 
>>>>too sure though), simply by giving a dynamic IP range of x.x.x.0 to 
>>>>x.x.x.0, however, when I recently tested this, my host just got the 
>>>>x.x.x.0 IP address :(
>>
>>That's the trouble with having to specify it as a closed interval rather
>>than a half-open interval. :-)
>>What happens if you make .1 the minimum and .0 the maximum?
>
>This happens:
>
>"The following input errors were detected:
>
>The range is invalid (first element higher than second element)."
>
>... But otherwise a nice idea :)
>
>Adam.

Hmm, how about assigning a dhcp scope which isn't in your subnet?  Sounds 
goofy I know, but can you do it?  I don't have access to my m0n0 setup at 
the moment or I'd try it myself.





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