nanog mailing list archives

Re: job screening question


From: valdis.kletnieks () vt edu
Date: Sat, 07 Jul 2012 21:16:28 -0400

On Sat, 07 Jul 2012 18:03:43 -0700, Randy said:
"What's the problem with using 255.255.255.247 as a subnet mask if you
want to make a LAN subnet with 12 hosts?"
(5 word answer)

I'm not sure if that's a typo or excessive evil on the part of the questioner. ;)

My response would be: Discontiguous subnet masks were allowed in the pre-CIDR era.

Yes, but even if it was *legal*, the "subnet doesn't contain 12 addresses" answer applies. ;)




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