[ipv6-wg at ripe.net] What is a site?

On 9-mei-2005, at 13:05, Gert Doering wrote:

>>                                                  host1     host2
>> +---------------+     +--------------------+      |        /
>> |ISP dial-up box+-ppp-+customer dial-up box+---customer subnet
>> +---------------+     +--------------------+      |        \
>>                                                  host4     host3

> This is not the scenario where /128 would be used for.

Right, I got the /64 and /128 problems mixed up.

The above shows that a /64 is problematic.  :-)

But how would a /128 work?

> +---------------+     +---------------------+
> |ISP dial-up box+-ppp-+customer dial-up HOST+
> +---------------+     +---------------------+

Stateless autoconfiguration only works on /64s because it needs a 64  
bit interface identifier. DHCPv6 would probably not work either,  
because the router and the local address need to share a subnet.