On 25/08/2010 22:39, Stephen Hemminger wrote:
> On Wed, 25 Aug 2010 21:43:11 +0200
> Nicolas de Pesloüan<nicolas.2p.deb...@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.
I use something like "ip addr add <prefix>::number/64 dev br0" in a loop
to add quickly multiple addresses to the bridge.
As far as I have tested it on classic interfaces like eth0, it works
fine and I can see my 200 addresses (if I added 200 of them) in the
output of ifconfig.
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