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6bone access from behind NAT
On Fri, 7 Dec 2001, Pekka Savola wrote:
> On Thu, 6 Dec 2001, Michael Kjorling wrote:
> > Also, I noted this in the 'ipv6 if' output:
> > > Interface 3 (site 1): 6-over-4 Virtual Interface
> > > uses Neighbor Discovery
> > > sends Router Advertisements
> > > forwards packets
> > > link-level address: 192.168.50.1
> > > preferred address fe80::c0a8:3201, infinite/infinite
> > Just a question to the gurus here - wouldn't the address be
> > 2001:c0a8:3201::? http://www.6bone.net/6bone_6to4.html seems to imply
> > this, if I read the text correctly: "A special IPv6 routing prefix
> > (2002::/16) is used to indicate that the remaining 32-bits of the
> > external routing prefix contain the IPv4 end-point address of a
> > boundary IPv6 router for that site that will respond to IPv6 in IPv4
> > encapsulation."
> Packets to private addresses and their 6to4 equivalents MUST not be
> discarded. You need a global address, otherwise you can't use 6to4.
Doh. MUST be discarded, of course. Sorry!
Pekka Savola "Tell me of difficulties surmounted,
Netcore Oy not those you stumble over and fall"
Systems. Networks. Security. -- Robert Jordan: A Crown of Swords