Aaawwe On Jul 5, 2012 7:10 PM, "Randy" <randy_94...@yahoo.com> wrote:
> --- On Thu, 7/5/12, William Herrin <b...@herrin.us> wrote: > > > From: William Herrin <b...@herrin.us> > > Subject: Re: job screening question > > To: "Jon Lewis" <jle...@lewis.org> > > Cc: "nanog@nanog.org" <nanog@nanog.org> > > Date: Thursday, July 5, 2012, 6:43 PM > > On Thu, Jul 5, 2012 at 9:28 PM, Jon > > Lewis <jle...@lewis.org> > > wrote: > > > You've never (much less recently) seen a customer > > misconfigure their end of > > > an ethernet handoff such that you end up with duplex > > mismatch? Granted, in > > > that case, distance is irrelevant...but it is half > > half-duplex ethernet :) > > > > If I was asking an ethernet question, I'd rather ask: > > > > 1. How do you make a crossover ethernet cable to connect two > > switches? > > (cross the green and orange pairs) > > > > 2. What happens if you plug that cable into a pair of > > gigabit ethernet > > switches? (mdix malfunctions, ports negotiate to 100 full, > > on some > > poorly implemented switches the mix of straight and crossed > > wires > > eventually damage the ports so they can no longer do gige) > > > > Regards, > > Bill Herrin > > > Or for that matter, in the absence of auto-MDI/MDIX: > > 1) when is a straight-through cable *required*? > 2) when is a cross-over cable *required*? > > How about another HR-Question: > > what do 0.0.0.0/1 and 128.0.0.0.0/1 as static-routes accomplish? > > ./Randy > >