exclude addresses
Ron Croonenberg
ronc at depauw.edu
Thu Jan 10 15:51:28 UTC 2008
Oh I know it is not a security protocol. I just want to know who/where
it is. There is not too much one effectively can do about someone
hooking a machine up to a datajack
Simon Hobson wrote:
> Ron Croonenberg wrote:
>
>> I tried assigning 0.0.0.0 and 169.254.x.y but somehow that client
>> sees that it is a 'worthless' address ad keeps using the old address
>> it 'stole'.
>>
>> I noticed that with 'deny booting' it uses the old address too even
>> after trying to get an address with dhcp
>
> Don't forget that DHCP is NOT a security protocol - you CANNOT prevent
> someone using your network with DHCP alone. As you have observed, there
> is nothing to stop a client using whatever address it likes and ignore
> the DHCP server.
>
>
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Ron Croonenberg |
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