RE: 3gpp-analysis document and automatic tunneling

["Karim El-Malki (EAB)" <Karim.El-Malki@era.ericsson.se>]

 > Pekka Savola wrote:
 > > On Tue, 27 May 2003, Karim El-Malki (EAB) wrote:
 > >>I have used ISATAP in 2.5 & 3G mobile networks and think it
 > >>is a very relevant mechanism. What is your experience of
 > >>these mechanisms in mobile networks that makes you say this?
 > > 
 > > 
 > > ISATAP doesn't allow you you to connect more than a single 
 > host.  It
 > > doesn't allow routers or networks (e.g. a /64 as 
 > recommended to the 3GPP).  
 > > Thus, I see it being of little use at least in the 
 > 3GPP-specific part.
 > 
 > I don't know exactly the scenarios Karim is referring to, and I don't
 > quite understand Pekka's comment. But, I do see a use case for ISATAP
 > in the text of section 3.1 of "Analysis on IPv6 Transition in 3GPP
 > Networks".

That's exactly what I was talking about. I tried it in our lab and in
trials over 3G and it worked just fine. 

 > 
 > Whether/not the case described in this section will be 
 > common is a point
 > which can't be proven until significant 3G deployment has 
 > occurred, but
 > ISATAP does seem to provide a good fit.

We have to make it easy for people to start using IPv6 now that
some 3G networks have been deployed and launched commercially.
So I agree with Fred that in the above case ISATAP is a good fit.

/Karim