[ECOS] TCP/IP help needed

Gary Thomas gthomas@redhat.com
Mon Mar 11 05:45:00 GMT 2002


On Mon, 2002-03-11 at 06:18, David Webster wrote:
> I'm using a snapshot from cvs and have found multicasting to work fine
> in my application, with the following provisos:
> 	- my Ethernet chip is in promiscuous mode so I didn't have to
> worry about setting up multicast hash tables etc
> 	- I had to enable the code in eth_drv.c eth_drv_ioctl() that
> handles SIOCADDMULTI and SIOCDELMULTI - in my cvs version it was #if 0'd
> out so I've enabled this code but I don't call eth_drv_stop and
> eth_drv_start because my Ethernet chip is already in promiscuous mode.
> 
> 	I think that was all I did and it just sprang into life.
>

That's good to hear.  The reason for the #ifdef is that we'd never had
the chance to work on (nor test) multicast.  We've also improved that
section of the ethernet driver code so it can work properly - i.e. 
drivers can use actual multicast filtering and not just promiscuous
mode.




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