moving subnet to another server
niall.oreilly at ucd.ie
Thu Jan 22 16:07:07 UTC 2015
At Thu, 22 Jan 2015 15:26:18 +0000,
Simon Hobson wrote:
> Bob Harold <rharolde at umich.edu> wrote:
> > Be sure that both DHCP servers are set "not authoritative;" for
> > this subnet. If they are set to "authoritative;" then they will
> > tell the client that there is no IP available.
> I'm not sure about that.
> From memory ...
> It needs to be authoritative so that it will nack a request for an
> invalid IP - ie one that's not a valid address for the network.
My memory tells me what Simon wrote.
"Authoritative" is a good protection against any rogue DHCP server,
and should only cause problems if a legitimate subnet is omitted
from its place in the configuration of one or other of the DHCP
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