Re: [802.21] HLSI
Hi Stefano,
On Tue, Sep 06, 2005 at 12:11:03PM -0500, stefano.faccin@nokia.com wrote:
>
> - What is the exact meaning of "VPN support"? Does it mean that if
> you connect to the PoA then all data traffic will be automatically
> forwarded to some remote network over a dedicated tunnel between the
> PoA and the remote network? Or does it mean that the network provides
> a VPN gateway? Or does it mean that the mobile terminal connected to
> the PoA can establish a VPN connection to any VPN gateway. Or
> something else? The first definition does not make sense because you
> will need additional information about the remote network to make a
> handover decision. The latter two definitions do not make sense
> either, because there are several different ways of establishing a VPN
> connection (i.e., IPsec, SSL, L2TP, PPTP, etc.) and you will need
> additional information as to which VPN method is used to make a
> handover decision.
>
> [Stefano] my udnerstanding was that "VPN support" means the network would allow the terminal to use VPN. I think the indication is useful, but needs perhaps more details. E.g. indication that IPSec-based VPN traffic is allowed (i.e. the entwork will not block it) is useful, since if the traffic requires IPSec-based VPN then that access is not a candidate.
OK, I agree with you that VPN support means that the network passes
IPsec-VPN traffic.
Yoshihiro Ohba