Re: WPD-6, WAA-8, and WAA-9 of draft-ietf-v6ops-ipv6-cpe-router-04

[Ole Troan <ot@cisco.com>]

>> isn't that obvious?
> 
> No it isn't.
> 
>> if you generate an ICMP message from e.g Ethernet0 destined to a 
>> destination on Serial0?
>> since the error happened on Ethernet0, that's the address you want to 
>> use as a source for the ICMP. you cannot do this with the strong host 
>> model.
> 
> Suppose we have a packet with source S, and destination D. At Ethernet0 with
> address I we discover that we cannot forward the packet anymore. So we
> generate an ICMP with source I and destination S and use Ethernet0's default
> router (probably internal to the node because we a talking about a router) to
> send the packet on its way to S.
> 
> Whether destination D is at Serial0 or not is irrelant.

me thinks you are confused...

/ot