Re: Ethernet NIC dual homing

Dan Hollis (goemon@anime.net)
Mon, 29 Oct 2001 18:33:04 -0800 (PST)


On Mon, 29 Oct 2001, Christopher Friesen wrote:
> Are there issues with using MII to detect link state? I thought it was fairly
> reliable...

It doesn't work to detect link state through bridging device (say, bridged
ethernet over T3). The T3 might go down, but your MII link to the local
router will remain "up", so you will never know about the loss of link and
your packets will happily go into the void...

-Dan

-- 
[-] Omae no subete no kichi wa ore no mono da. [-]

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/