North American Network Operators Group
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Re: 31 bit ptp link addressing?

  • From: Stephen Griffin
  • Date: Fri Apr 05 20:45:14 2002 
In the referenced message, Adrian Chadd said:
> 
> Hi all,
> 
> Just (mostly) out of personal curiousity - is anyone here running any
> PtP links using 31 bit prefixes rather than the /30's we're all happy
> with?
> 
> If you go "huh?" take a look at rfc3021 - "Using 31-Bit Prefixes on
> IPv4 Point-to-Point Links"
> 
> Thanks,
> Adrian

Yes, and it works wonderfully. The only issue is (for me) getting around
the thought that even=low and odd=high, vs the case where odd=low and
even=high. For example, when I'm on a router, look at an interface, and
want to ping the other end, I have to get out of years of autopilot.