[j-nsp] Re : IPv6 Routing Headers

Pekka Savola pekkas at netcore.fi
Tue Apr 24 09:46:30 EDT 2007


On Tue, 24 Apr 2007, Kevin Oberman wrote:
>> Kevin,
>>
>> Slide 20 of the presentation states that RH processing can not be
>> deavtivat> ed on Juniper routers. Not sure whether that applies to
>> JunOS, JunosE or bo> th.
>>
>> Cheers,
>
> The issue is the RH0 header. RH2 is not a problem and is essential to
> mobile services.
>
> Yesterday FreeBSD (which is the base OS of JUNOS) put out a patch to
> it's development version to disable RH0 processing. A fix which allows
> processing to be enabled/disabled and filtered is expected shortly (I am
> building a test version now) and Juniper should be able to include it
> fairly quickly. But for now, IPv6 on Junipers is a serious problem.

Well, given that RH0 processing only happens at the RE, filtering out 
all RH messages at the lo0 inet6 input should also fix this.

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings


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