Dual stack hotspot/captive portal

Darren Pilgrim list_ipv6-ops at bluerosetech.com
Thu Feb 24 09:54:01 CET 2011

On 2011-02-23 09:39, Ben Jencks wrote:
> Does anyone have experience setting up dual stack captive portal
> systems, e.g. for wireless hotspots? The difficulty is in tying the
> user's identity (as they log into the portal) to *all* of their IP
> addresses. With v4 it's easy, they only have one address and it's the
> one they use to log into the captive portal. With dual stack they
> have at least two: v4 and v6, plus possibly v6 privacy addresses that
> change over time.

Embed two client-address-unique, correlated resources in the portal 
page: one v4-only, one v6-only.  Dual-stack client loads the page, 
accesses both, instant v4-v6 correlation.

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