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RE: WG Review: IPv6 Operations (v6ops)
it really depends on what kind of network the ISP has
> already deployed.
> if they have already deployed MPLS-based network, they need some
> trick to reuse IPv4 virtual circuit (what was the name
> for it in MPLS?),
> hence the drafts. if they have a pure IP backbone, we
> need no tricks.
=> Well, not everyone has to use 6-to-4 in a pure IP
backbone. If they don't use 6-to-4 they need some other
way of discovering the tunnel end point, I think the
BGP extensions do that job well. How else would you
do it, 6-to-4 for every site?
Hesham