Failover IPv6 with multiple PA prefixes (Was: IPv6 fc00::/7 - Unique local addresses)

Sun Oct 31 16:45:05 UTC 2010

On Sun, Oct 31, 2010 at 12:31 PM, Owen DeLong <owen at delong.com> wrote:
>
> On Oct 31, 2010, at 7:22 AM, Valdis.Kletnieks at vt.edu wrote:
>
>> On Thu, 21 Oct 2010 19:21:41 PDT, George Bonser said:
>>
>>> With v6, while changing prefixes is easy for some gear, other gear is
>>> not so easy.  If you number your entire network in Provider A's space,
>>> you might have more trouble renumbering into Provider B's space because
>>> now you have to change your DHCP ranges, probably visit printers, fax
>>> machines, wireless gateways, etc. and renumber those, etc.  And some
>>> production boxes that you might have in the office data center are
>>> probably best left at a static IP address, particularly if they are
>>> fronted by a load balancer where their IP is manually configured.
>>
>> "If Woody had gone straight to a ULA prefix, this would never have happened..."
>>
> Or better yet, if Woody had gone straight to PI, he wouldn't have this problem,
> either.

ula really never should an option... except for a short lived lab,
nothing permanent.