[PLUG] mixing netmasks

Paul Heinlein heinlein at madboa.com
Wed May 10 14:35:58 UTC 2006


On Wed, 10 May 2006, Brian Beattie wrote:

> Somebody I know is proposing to mix netmasks on the same physical
> network.  That is to say all machines that are supposed to talk to each
> other (servers and clients of those servers) would be in 10.1.1.0/24.
> Engineering machines (prototypes, machines under test) would be in
> 10.1.0.0/16 in the 10.1.2 range and engineering workstations, which
> needed to talk to the servers and the test macnines would be in the
> 10.1.1.0 range with a netmask of 255.255.0.0
>
> I told him that that was a bad idea, and I think it would cause
> problems.  Am I talking through my hat again? (most of the machines on
> the 10.1.1.0/24 net are M$ boxen and most of the engineering
> workstations are Linux.

I can't say off the top of my head what problems would occur (though 
DHCP and Windows network browsing sound like probable candidates), 
but I have the same hunch as you.

Routers were invented for just this situation. :-)

-- 
Paul Heinlein <> heinlein at madboa.com <> www.madboa.com



More information about the PLUG mailing list