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Using /31 for router links
- Subject: Using /31 for router links
- From: nanog-post at rsuc.gweep.net (Joe Provo)
- Date: Fri, 22 Jan 2010 19:41:24 -0500
- In-reply-to: <[email protected]>
- References: <[email protected]>
On Fri, Jan 22, 2010 at 04:08:28PM -0800, Seth Mattinen wrote:
> In the past I've always used /30's for PTP connection subnets out of old
> habit (i.e. Ethernet that won't take unnumbered) but now I'm considering
> switching to /31's in order to stretch my IPv4 space further. Has anyone
> else does this? Good? Bad? Based on the bit of testing I've done this
> shouldn't be a problem since it's only between routers.
rfc3021 is over 9 years old, so should be no suprise that it works
well. :-)
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RSUC / GweepNet / Spunk / FnB / Usenix / SAGE