[46599] in North American Network Operators' Group
Re: 31 bit ptp link addressing?
daemon@ATHENA.MIT.EDU (Stephen Griffin)
Fri Apr 5 20:31:52 2002
Message-Id: <200204060130.UAA09757@elektra.ultra.net>
In-Reply-To: <20020406004859.GC92813@ewok.creative.net.au> from Adrian Chadd at "Apr 6, 2002 08:48:59 am"
To: nanog@merit.edu
Date: Fri, 5 Apr 2002 20:30:30 -0500 (EST)
From: Stephen Griffin <stephen.griffin@rcn.com>
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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.