RE: [MLUG] network cables?

["McNutt, Justin M." <EMAIL:PROTECTED>]

That's the better way to do it anyway.  If weird things happen now you can
plug something else into the hub and find the problem.

--J

> -----Original Message-----
> From: Michael [mailto:EMAIL:PROTECTED]
> Sent: Thursday, March 01, 2001 12:17 PM
> To: EMAIL:PROTECTED
> Subject: RE: [MLUG] network cables?
> 
> 
> *nods* I was mostly trying to make sure I was right and my 
> book was wrong
> as it is something I haven't done in practice before. As it turns out
> wally world had a stupid home networking kit w/ two network 
> cards and a
> hub for $40 so i just got that and ignored the issue. :)
> 
> *^*^*^*
> Have the courage to take your own thoughts seriously, for 
> they will shape
> you. -- Albert Einstein
> 
> On Thu, 1 Mar 2001, McNutt, Justin M. wrote:
> 
> > Technical Discussion:
> > 
> > There are two sides to any Ethernet connection:  the 
> "terminal" side (DTE,
> > or "Data Terminal Equipment"), and the "switch" or "hub" 
> side (DCE, or "Data
> > Circuit-Terminating Equipment").
> > 
> > The short - and more common - version of those names for 
> Ethernet are "MDI"
> > for the station side and "MDI-X" on the switch/hub side.
> > 
> > The basic idea is that you always have to connect MDI to 
> MDI-X.  So to hook
> > two computers directly together (MDI-to-MDI), you need a 
> crossover cable.
> > The crossover cable essentially changes one side to MDI-X, 
> allowing the two
> > to connect.
> > 
> > The same thing happens when you try to connect two switches 
> to each other.
> > Both devices are MDI-X, so you need a crossover to change 
> one of them to
> > MDI.
> > 
> > You know how some hubs/switches have a port marked 
> "uplink"?  That's a MDI
> > port, so you can connect it directly to another switch/hub without a
> > crossover.
> > 
> > That's also why the "uplink" port and the port next to it 
> often can't be
> > used at the same time.  They're the same Ethernet port, one 
> jack is the MDI
> > jack and the other is the MDI-X jack, but it's still really 
> only one port.
> > Most vendors will put a line on the chassis that connects 
> the two jacks as a
> > visual reminder of this.
> > 
> > --J
> > 
> > > -----Original Message-----
> > > From: Michael [mailto:EMAIL:PROTECTED]
> > > Sent: Wednesday, February 28, 2001 6:29 PM
> > > To: EMAIL:PROTECTED
> > > Subject: [MLUG] network cables?
> > > 
> > > 
> > > the term for an ethernet cable to hook two computers together 
> > > w/out a hub
> > > is a crossover cable right? my dictionary says crossovers 
> > > only work for
> > > mac's. isn't that the right way to hook up any hubless 
> > > ethernet between
> > > two machines?
> > > 
> > > *^*^*^*
> > > Have the courage to take your own thoughts seriously, for 
> > > they will shape
> > > you. -- Albert Einstein
> > > 
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