North American Network Operators Group
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Re: disconnected autonomous systems
- From: Scott Granados
- Date: Wed Nov 13 16:11:03 2002
Aren't some reasons for using disconnected as's regulatory based ie the
bells etc?
On Wed, 13 Nov 2002 alex@yuriev.com wrote:
>
> > > inherently wrong with using a single AS in multiple locations, and
> > > advertising discrete blocks of address space in each one. The best reason
> > > to do this is for a network that you eventually plan to merge - it
> > > eliminates issues of having to make major BGP configuration changes.
> >
> > Nothing inherently wrong with it if you're paying for transit, but good
> > luck getting peering in multiple locations without presenting consistent
> > views.
>
> No problem at all. Use a tunnel.
>
> Going back to the original question:
>
> (A) Is there a reason have disconnected ASs? Sure. Does it make more sense
> than using multiple AS numbers? No.
>
> (B) Is there a reason to deaggregate? Absolutely. The biggest being rather
> bad internal allocations practiced by networks.
>
> Alex
>
> --
>
>
>
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