Network in multiple shared-network instances
dhcp1 at thehobsons.co.uk
Wed Apr 15 19:11:25 UTC 2009
Alex Moen wrote:
>How is this possible to do, other than combining all of the
>configurations into one big shared-network statement and making a
>very difficult config to work with?
I don't see that it is possible.
>Why is it a problem for a subnet to reside in more than one shared-network?
Because it's a BROKEN network config which is NOT valid. It is
physically impossible for a subnet to be present in multiple
different shared networks without breaking IP routing rules.
The answer is that you need to get your access equipment fixed. If a
client is in a different VLAN, then the relay agent MUST also be
present on that VLAN. If the relay agent is using a GIAddr which is
on a different subnet/network then it is broken and DHCP will not
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