if_bridge with two subnets
Jay L. T. Cornwall
jay at jcornwall.me.uk
Sun May 11 19:52:15 UTC 2008
H.fazaeli wrote:
> The bridge works as it should: It receives packets from
> XX.XX.XXX.YYY on the interface connected to the switch, and
> forwards them on the interface connected to the gateway.
>
> The problem is that forwarding between subnets is the responsibility
> of your switch. The switch does its job, but since the two clients are
> not on the same IP subnet, they can not reach each other w/o the help of
> an intermediate router.
Perhaps I am mixing up two separate networking concepts.
On a machine configured to act as a gateway, I would expect a single
interface with more than one subnet to route packets correctly across
those subnets. That may not be how it works in practice.
If it does not work, I would question why not. If it does work then I
would expect the same behaviour on each of a bridge's constituent
interfaces?
--
Jay L. T. Cornwall
http://www.jcornwall.me.uk/
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