Prohibition of the Internet

Anders Rosendal anders at rosendal.nu
Wed Jan 13 11:36:09 UTC 2010


DHCPNAK is the message sent from server when there are no adresses available
for the client (could be different reasons).
By denying the client an address it would not be able to communicate using
IP at all, not internally or externaly.

Regards Anders Rosendal

2010/1/13 syhshanda <syhshanda at 126.com>

> Hi,
>   Does dhcpd can send a DHCPNAK to tell the client it should stop using the
> address actively?    How to configure DHCP
> to _NOT_ give a device an address?
>
> Thanks for you help!
> regards,
> Bob
>
>
>
> 在2010-01-13 11:07:42,"Alan Clegg" <aclegg at isc.org> 写道:
> >syhshanda wrote:
> >> Hi,
> >>   I have read the dhcpd.conf. But this method cannot prohibit the client
> >> from accessing the network. Also,thanks for you help.
> >
> >DHCP can be configured to _NOT_ give a device an address, but can not be
> >configured to keep a device from just using one of its own choosing..
> >
> >It sounds like you need to invest in a firewall.
> >
> >AlanC
>
>
>
>
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