[arin-ppml] Opposed to 2010-9 and 2010-12

On Wed, Oct 13, 2010 at 7:47 PM, Mark Andrews <marka at> wrote:
> In message <20101013232503.E70B05B1A60 at>, Mark Andrews writes:
>> In message <AANLkTiknLC+oXF9QLTBGp=XrxGSgPRG8Rg-SJq-8MpSs at>, Wi
>> > Preparing and maintaining the configuration for one 6rd prefix is easy
>> > enough. Two is not so bad. But a hundred? I wouldn't want to be the
>> > guy stuck with debugging that morass.
> ISP's allocate address blocks to 1000's of commercial clients.
> Finding a new 6rd prefix for a new IPv4 allocation is no harder
> that finding a address block for a commercial client.  In fact it
> is easier as you can (but it would not be desirable) create multiple
> prefixes if you find there is not a existing block that is big
> enough.
> If ISP's can support 1000's of commercial client address blockss
> they can support 100's of 6rd prefixes.

Go build me a distribution protocol so I can configure the 6rd
translations in just one place (like I do for routes) and expect them
to dynamically propagate to all of my v6/v4 borders. Then we'll talk
about equivalence of effort.

Bill Herrin

William D. Herrin ................ herrin at  bill at
3005 Crane Dr. ...................... Web: <>
Falls Church, VA 22042-3004