Re: [Bridge] Number of addresses limitation

[Stephen Hemminger <shemminger@linux-foundation.org>]

On Wed, 25 Aug 2010 21:43:11 +0200
Nicolas de Pesloüan <nicolas.2p.debian@free.fr> wrote:

> Le 25/08/2010 16:51, François Schmidts a écrit :
> >    Hi,
> >
> > I'm using bridge-utils to add a bunch of tap interfaces to my computer
> > so I can run different qemu vm at the same time without using nat to
> > give them network access. It works fine.
> >
> > But at the same time I would like to add a lot of IPv6s addresses to the
> > bridge interface (br0). I find myself limitated to more or less 56
> > addresses. If I add one more, one of the addresses already existing just
> > disappear from the br0 interface.
> >
> > Is there something I could do to remove or extent this limitation ?
> 
> Did you try the same IPv6 configuration on a normal ethernet NIC ? Do you think this is a bridge 
> only related problem ?
> 

Also what tools are you using? Don't use ifconfig (iputils) for IPv6;
only ip command (iproute2) works correctly with multiple addresses.
--