Implementations/suggestions for Multihoming IPv6 for DSL sites

Owen DeLong owen at delong.com
Sat Apr 9 09:00:18 CDT 2011


Sent from my iPad

On Apr 9, 2011, at 4:31 AM, Job Snijders <job at instituut.net> wrote:

> Dear All,
> 
> On 8 Apr 2011, at 19:34, Lori Jakab wrote:
> 
>> On 04/08/2011 06:39 PM, Owen DeLong wrote:
> 
>>> LISP can also be a good option. Comes with slightly more overhead in terms of
>>> encapsulation/etc. than the GRE tunnels I use and has limited (if any) functionality
>>> for IPv4 (which GRE supports nicely).
>> 
>> Maybe you meant ILNP here? AFAIK, IPv4 and IPv6 are equal citizens for LISP.
> 
> Comparing GRE with LISP is like comparing /etc/hosts with the global DNS system. ;-)
> 
> I don't understand the comments about LISP and IPv4. IPv4 works just excellent with LISP. I have a IPv4 block at home which I multi-home over my IPv6-only DSL and IPv4-only FTTH line. 
> 
> LISP is pretty address family agnostic: IPv4 over IPv4, IPv4 over IPv6, IPv6 over IPv4, IPv6 over IPv6, all work without problems. 
> 
> Kind regards,
> 
> Job

Doing IPv4 LISP on any kind of scale requires significant additional prefixes which at this time doesn't seem so practical to me.

Owen





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