We do exactly the same thing but with a different private address range, 
running in-band Virtual Gateway mode. An external router terminates the 
VLANs. We haven't encountered any problems but that's with VG mode.

-Mike

On Fri, 12 Jan 2007, John Truelove wrote:

> Can anyone provide information or advice on the following ?
>
> We are getting ready to move our wireless network over to multiple VLANS
> for the same SSID and then provide 10.x.x.x addresses to our clients.
>
> We will also be providing 10.x.x.x address with a subnet mask of 22 bits so
> that each VLAN/Subnet can handle up to 1022 hosts per Subnet. We are doing
> this to help with roaming issues.
>
> My question is will CCA work with subnet mask of 22 bits ?
> What problems could we run into ?
>
> We are running 4.1.0.0 Inband.
>
> I think it should work just fine but wanted to get feedback from
> the list.

>
> Thanks.
>
> John
>
> John Truelove
> OIT Network Engineer - CCNP
> Indiana State University
>