[6bone] Network Address translation question

Mohacsi Janos mohacsi at niif.hu
Mon Jun 13 01:08:37 PDT 2005





On Fri, 10 Jun 2005, Michael Sturtz wrote:

> I understand that the RFC 1918 address equivalent IPv6 addresses are
> called "Site-local" addresses and are FEC0::/48.

The site-local address was deprecated because of unclear notion of what is 
site. A new type local address can be used: ULA -
Unique Local Addresses - 
http://www.ietf.org/internet-drafts/draft-ietf-ipv6-unique-local-addr-09.txt



> I do not see any
> provision in the IPV6 standards for the equivalent of NAT.  Is it safe
> to assume that if you only have a FEC0::/48 address space you cannot
> address other IPv6 hosts on the general internet?  With IPv4 you can use
> NAT / PAT to translate a single valid IPv4 address into an entire
> internal network space.  I don't see this as an option in IPv6 is this
> correct?

Why do you need this? What purpose? Take a look at the Network 
Architecture protection draft at:
http://www.ietf.org/internet-drafts/draft-ietf-v6ops-nap-00.txt


Regards,

Janos Mohacsi
Network Engineer
NIIF/HUNGARNET



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