APNIC IPv6 transit exchange

Jeroen Massar jeroen at unfix.org
Fri Nov 30 18:47:11 CET 2007


Gert Doering wrote:
> Hi,
> 
> On Fri, Nov 30, 2007 at 06:24:00PM +0100, Jeroen Massar wrote:
>> The 6to4 code will see "hey a a packet destined to 2001:db8::/32" and
>> then goes "where should that go, it is not 2002:aabb:ccdd::"
>>
>> In the case of 6to4 the nexthop is never used for actually forwarding
>> the traffic unfortunately. Thus though in theory it would work, that is
>> if the _nexthop_ would be used for the target IPv4 address of the
>> packet, in practice the code looks at the destination address and thus
>> it fails. Maybe time to update a lot of code to support this?
> 
> "The Code" is an interesting statement.  Which code, Linux, KAME/BSD, 
> Cisco or Juniper?

Linux & BSD in this case don't know about C/J, I would say try it :)

But I expect them to handle it the same as the RFC states to look at the
destination address for figuring out the IPv4 address to send the packet
to, and not the nexthop.

Greets,
 Jeroen

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