<font face="arial" size="2"><p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">On Tuesday, 18 December, 2018 22:43, "Brandon Martin" <lists.nanog@monmotha.net> said:</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">> This is a favorite interview type question of mine, but I won't<br />> disqualify a candidate if they can't come up with the reason. It's more<br />> of a probe for historical domain knowledge (one of many I'll slip in).<br /><br /></p>
<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">It's an interesting flag at interview for me, if it comes up, but I wouldn't normally talk about it unless the candidate does first.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">-If they don't know or mention classful networking at all, they're new (relatively, I'm old), and that's fine.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">-If they can get it right, they're either a long-timer or have done some network history.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">-If they try to use it, and get it wrong, or can't properly explain it, there's a warning that they've been cramming network skills from some old and/or low-quality sources.  I'd start probing for other warning signs like /24s on point-to-point serial links, RIPv1, and the like.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">Regards,</p>
<p style="margin:0;padding:0;font-family: arial; font-size: 10pt; overflow-wrap: break-word;">Tim.</p>
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