inline please,

> +1 ... since the alternative is that apps that require ipv4 sockets and
> pass ipv4 literals are stranded on ipv6 only networks.
>
> Running code on the n900 shows that nat464 provides real user and
> network benefit

 Can you run an FTP server on the BIH host, and have it do active mode
> transfers and passive mode transfers?  I admit that isn't terribly
> important (nobody much loves FTP any more), but if the BIH host
> doesn't know its public mapping and can't create one, we lose that
> class of applications that listen on a port.  Losing that class
> of applications may, or may not, be important.  Many of those
> applications do STUN or STUN-/ICE-like things for their own NAT
> traversal (e.g., Skype).  But some don't and work properly
> without a hole punched (e.g., BitTorrent).
>
> PCP can make all of this work, if it's integrated into BIH and
> the NAT64.
>
> -d
>

You are jumping into another discussion how to reach from outside,
There has other way to do it ,not just BIH+NAT64.

Hui
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