Re: [GIT PULL net-next-2.6] IPv6 Updates

[Mitsuru Chinen <mitch@linux.vnet.ibm.com>]

Hi Abe-san,

On Wed, 02 Jul 2008 15:36:56 +0900
Toyo Abe <tabe@miraclelinux.com> wrote:

> Hi,
> 
> I have a question regarding this one.
> 
> > commit e6a359e650a738f4e2387ca5570c546e03b7e29d
> > Author: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
> > Date:   Sat Jun 28 14:18:38 2008 +0900
> > 
> >     ipv6 addrconf: add accept_dad sysctl to control DAD operation.
> >     
> >     - If 0, disable DAD.
> >     - If 1, perform DAD (default).
> >     - If >1, perform DAD and disable IPv6 operation if DAD for MAC-based
> >       link-local address has been failed (RFC4862 5.4.5).
> >     
> 
> I don't see why you set 1 as a default, so far.
> Any concerns on setting >1 as a default?

You may want to read this discussion:
- Linux IPv6 DAD not full conform to RFC 4862 ?
  http://www.spinics.net/lists/netdev/msg52027.html

The conclusion is:
  http://www.spinics.net/lists/netdev/msg52095.html

Best Regards,
----
Mitsuru Chinen <mitch@linux.vnet.ibm.com>


> Regards,
> -toyo
> 
> YOSHIFUJI Hideaki / 吉藤英明 wrote:
> > Hello.
> > 
> > Please consider pulling following changes on top of commit
> > 28f49d8fec19833672a6a813bfde0068fee50bc9
> >     Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/linville/wireless-next-2.6
> > available at
> >     git://git.linux-ipv6.org/gitroot/yoshfuji/linux-2.6-next.git net-next-2.6-v6ready-20080702
> > 
> > Regards,
> > 
> > --yoshfuji
> > 
> > HEADLINES
> > ---------
> > 
> >     ipv6: Do not assign non-valid address on interface.
> >     ipv6: Do not forward packets with the unspecified source address.
> >     ipv6: Assume the loopback address in link-local scope.
> >     ipv6: Add disable_ipv6 sysctl to disable IPv6 operaion on specific interface.
> >     ipv6 addrconf: add accept_dad sysctl to control DAD operation.
> >     ipv6 route: Prefer outgoing interface with source address assigned.
> > 
> > DIFFSTAT
> > --------
> > 
> >  Documentation/networking/ip-sysctl.txt |   11 +++++++
> >  include/linux/ipv6.h                   |    4 ++
> >  net/ipv6/addrconf.c                    |   53 ++++++++++++++++++++++++++++++++
> >  net/ipv6/ip6_input.c                   |    3 +-
> >  net/ipv6/ip6_output.c                  |   10 +++++-
> >  net/ipv6/route.c                       |   32 +++++++++++++------
> >  6 files changed, 101 insertions(+), 12 deletions(-)
> > 
> --
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