[154677] in North American Network Operators' Group
RE: job screening question
daemon@ATHENA.MIT.EDU (Keith Medcalf)
Sat Jul 7 21:27:02 2012
Date: Sat, 07 Jul 2012 19:26:28 -0600
In-Reply-To: <1341709423.14571.YahooMailClassic@web184702.mail.ne1.yahoo.com>
From: "Keith Medcalf" <kmedcalf@dessus.com>
To: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
> > "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)
> My response would be: Discontiguous subnet masks were allowed in the pre-=
CIDR
> era. If you so desire, give me about 2 hours since I do not have a scient=
ific
> calculator handy; and I will get back to you with the complete-list.
> Definitely not 5 words as required from the HR stand point. So I get
> disqualified again!
Hehehe. Ok. So if this was 1986 then the answer would be:
No Hosts on the Network.
There is only 1 host bit, and both available addresses would be reserved fo=
r the directed-broadcast and subnet-broadcast address respectively, leaving=
no space for an actual host, let alone 12 of them.
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