Simon,

>> yes, apologies being sloppy there. you can use PCP.
>> it may be of limited use, e.g. if your web server is trying to use PCP to 
>> open port 80.
> 
> Yes of course. I'm more concerned about modern apps that don't rely on 
> well-known ports.
> 
> My point, concretely, is that the MUSTs above seem to preclude user 
> manipulation of the NAT mappings. I would suggest instead:
> 
>  A MAP CE receiving an IPv6 packet to its MAP IPv6 address sends this
>  packet to the CE's MAP function where it is decapsulated.  All other
>  IPv6 traffic is forwarded as per the CE's IPv6 routing rules.  The
>  resulting IPv4 packet is then forwarded to the CE's NAT44 function,
>  where it is handled according to the NAT's state.

agree, MAP should treat the NAT as a black box. apart from that it must be port 
range aware.

cheers,
Ole

Attachment: signature.asc
Description: Message signed with OpenPGP using GPGMail

_______________________________________________
Softwires mailing list
[email protected]
https://www.ietf.org/mailman/listinfo/softwires

Reply via email to