On Wed, 11 Feb 2004, Barany, Pete wrote:
> The rationale also fails to account for 3GPP2 networks (cdma2000). Here,
> PPP (IPV6CP) is used to obtain an IPv6 address for the mobile (or the
> MIPv6 CoA for the mobile). UMTS uses a PDP context instead.
> 
> Since 3GPP2 has mandated a restriction that the /64 prefix advertised to
> a mobile by a PDSN (similar to 'GGSN' if you are a UMTS-only person) be
> unique/exclusive to that PPP link, then there is no need for the
> suggested update #1 below. In fact, quite the contrary.

Umm.. but doesn't the access router which terminates the PPP link also
have an address from that /64 prefix (e.g., ::1) -- or does it have a
link-local address only?

In case such an assumption is made, it should be spelled out clearly 
enough.

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings


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