I am very curious to see how this would play with networks that wouldn't support such a technology. How would you ensure communication between a network that supported 33-Bit addressing and one that doesn't?
On 7/24/10 3:26 PM, IPv3.com wrote: > 33-Bit Addressing via ONE bit or TWO bits ? does NANOG care? > > As some people (who understand IPv4) know, there is a SINGLE > spare/unused bit in the IPv4 header that can be set to 0 or 1. > Some religions require that it be set to 0. Adult content is marked with a 1. > > That single bit can be viewed as common between the Source and > Destination creating a 33rd bit of addressing. > Since it is a single bit, it is welded together for both Source and > Destination. 0-Normal 1-Evil/Other/Adult/XXX > > In anticipation of expanding to 33-bit addressing, another bit was > deprecated years ago. It can now be used to UNWELD > the EVIL bit. That would allow EVIL to be only for the Source. The > Destination would have its own EVIL bit. > If two bits are used, then the potential to communicate between the > previously welded address spaces arises. > Some enforcement could still be used in Edge Network Elements to make > sure both bits are 0 or both 1. > Enforcements are hard to maintain and full 33-bit addressing may emerge. > > As an aside, NAT was primarily added to improve the .NET Architecture > with a Flash Upgrade-able Network Element. > It is a shame that IPv6 salesman do not seem to understand > "Architecture". They continue on the [NAT is Evil] path. > > NANOG can play an important role in shaping how Address Plans for > North America evolve. Since Network Elements > are going to be flash upgraded for the new DNS, it is easy to (unweld/change) > the 33-bit addressing for .XXX > > The 33-bit addressing works into the 66-bit Triple-Tagged VLAN > addressing with Content Rating. > http://en.wikipedia.org/wiki/IEEE_802.1Q > The Locator is 33-bits and the ID is 33-bits. Both are UNIQUE. Both > fit in the IPv4 foot-print. > The three-ring circus architecture emerges. (((Core)Edge)Fringe) > > does NANOG care? is NANOG now Fringe ? > -- Steve King Senior Linux Engineer - Advance Internet, Inc. Cisco Certified Network Associate CompTIA Linux+ Certified Professional CompTIA A+ Certified Professional
