North American Network Operators Group

Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical

Re: The IESG Approved the Expansion of the AS Number Registry

  • From: Florian Weimer
  • Date: Fri Dec 01 13:07:01 2006

* Chris L. Morrow:

>> | 6. Transition
>> |
>> |    The scheme described in this document allows a gradual transition
>> |    from 2-octet AS numbers to 4-octet AS numbers. One can upgrade one
>> |    Autonomous System or one BGP speaker at a time.
>> Routers on stub ASs don't need upgrading at all, for instance.
> but filter lists and such I imagine might :(

Only if you want to keep your fine-grained filters, which shouldn't be
a problem over the next few years.  From a purely BGP 4 perspective,
the transition looks like a new tier 1 ISP entering the stage.

(But if more than one of your peers switch, you better upgrade as