Silly config or bug?

[David Farmer]

That is incorrect, you must use the "shared network" config option to tell 
the DHCP server which subnets are on the same subnet. 

We have hundreds of, maybe even a thousand, VLANs set up this way

On Apr 24 2009, A.L.M.Buxey at lboro.ac.uk wrote:

>hi,
>
>if I recall correctly, you cannot operate DHCP on a
>secondary interface range on cisco kit with ip helper
>
>ie the DHCP server must have a leg on that VLAN and be listening
>for that range if you want to do it.
>
>yet another reason to avoid a secondary interface on a VLAN
>(unless its only for static hosts I guess) - they are widely
>condemned s being bad things (tm) - only useful in migration
>states (eg moving static hosts from a public IP range to a private
>range so they can still be routed without messing with VLANs
>at switch-level)
>
>alan
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