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IP4 Space

On 3/4/10 10:52 AM, Thomas Magill wrote:
> So to start off, I'm new to following this list so if these points have
> already been beaten into the ground, feel free to tell me to shut up.
> 
>  
> 
> So two things I wonder about the preservation of current IP4 space and
> delaying IP6 are:
> 
>  
> 
> 1.        Why don't providers use /31 addresses for P2P links?  This
> works fine per rfc 3021 but nobody seems to believe it or use it.  Are
> there any major manufacturers out there that do not support it? 
> 

I posed this to the list in January, and learned that apparently there
are still some vendors whose products choke with presented with a /31.
Search for thread "Using /31 for router links".

~Seth