On Tue, 3 Aug 2004 00:33:29 +0200 Matthias Andree <[EMAIL PROTECTED]> wrote:
> On Mon, 02 Aug 2004, Stephen Hemminger wrote: > > > I am worried what happens if you bridge a 4K mtu lan to a 1500 mtu lan.. > > It is likely that the ethernet driver of the smaller mtu lan will oops or > > hang while trying to send the huge skb. No other code path would hand > > a huge mtu to a device. > > Is this something that can be simulated in ethernet, by setting one > net's MTU to 500 or something? You could set the mtu smaller, but the hardware still would accept bigger packets. A simple test would be to setup something like a tun or tap connection bridged to an ethernet device.
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