North American Network Operators Group

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

  • From: Florian Weimer
  • Date: Fri Dec 01 12:53:17 2006

* Chris L. Morrow:

> So, all of the current devices need to get upgraded before 'day one' of
> 32-bit ASN use... that'll be fun :)

| 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.