Differences between version 3 and previous revision of ULA.
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| Newer page: | version 3 | Last edited on Wednesday, September 2, 2009 5:37:40 pm | by LawrenceDoliveiro | Revert |
| Older page: | version 2 | Last edited on Wednesday, October 5, 2005 10:29:46 am | by PerryLorier | Revert |
@@ -1,9 +1,9 @@
[Acronym] for __U__nique __L__ocal __A__dressess
[IPv6]'s answer to RFC:1918. ULA addresses are reasonably unique but only locally routable and are designed to replace SiteLocal addresses (which were deprecated in RFC:3879)
-There are two competing
specifications for
ULA space. One has people randomly allocate addresses in a way that makes it statistically improbable that two people will generate the same address and then want to communicate. The second way has the addresses assigned "free" by a central authority thus preventing two people from using the same addresses.
+There are two alternative
specifications, each allocated to one half of
ULA space. One has people randomly allocate addresses (in FD00::/8)
in a way that makes it statistically improbable that two people will generate the same address and then want to communicate. The second way has the addresses (in FC00::/8)
assigned "free" by a central authority thus preventing two people from using the same addresses.
The current draft ULA draft: http://people.nokia.net/~hinden/draft-ietf-ipv6-unique-local-addr-09.txt
This has been announced as RFC:4193 <tt>Unique Local IPv6 Unicast Addresses</tt>
