Re: Ethernet Cable Question

[Aaron Prohaska <verdesoft verdesoft net>]

Thanks everyone for a feedback. I have now gone and bought a 10'
crossover cable from the local computer store. I am now working on the
next step of getting my Ethernet cards working. Hopefully soon I will
have the two computers working together ;-)

Aaron

Dave Ihnat wrote:
> 
> Aaron Prohaska wrote:
> 
> > I'm trying to connect my laptop to my desktop (both linux) and have been
> > told I can do this without a hub using crossover cable. So I am
> > wondering what the difference is between regular ethernet cable and
> > crossover cable?
> 
> You've received several answers, but no details.  I once had this in
> notes, but couldn't find it in a 1-minute grep of my directories.  SO,
> I simply went to Alta Vista, entered the "advanced" query
> 
>         'ethernet NEAR crossover NEAR cable NEAR pin'
> 
> and voila!  The first match was
> 
>         www.ics.muni.cz/cisco/data/doc/lightstr/r2_0/siteplan/site.htm
> 
> and a search in the page returned a diagram for an Ethernet 10base-T
> crossover.  Their image is better than simple text, but basically use
> two twisted pair from the cable, and make sure it is made as (1-3,2-6)
> and (3-1,6-2).  Parenthesis denote a single twisted pair.  4,5,7, and 8
> are unused for 10base-T.
> 
> 10base-T cables are built using standard RJ45 terminators and tools;
> the cable should always be at least Category III, Category V if you
> plan to run 100Mhz.
> 
> If you want to build a cable, you can buy a cheap version of the
> crimping tool for about $20-30 USD; terminators, cable, and the tool are
> all available even at Radio Shack.  A professional quality crimper is
> more in the range of $100-$130 USD.  My advice is call a networking
> supply house or computer store and buy one--assembling cables isn't hard
> conceptually, but tedious, and one bad wire in either connector means
> a startover.
> 
> Cheers,
> --
>         Dave Ihnat
>         ignatz dminet com
> 
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