Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.os.linux.networking > #407

Re: are crossover cables usually black?

From "Charlie Gibbs" <cgibbs@kltpzyxm.invalid>
Newsgroups comp.os.linux.networking
Subject Re: are crossover cables usually black?
Date 2011-07-14 12:01 -0800
Organization NewsGuy - Unlimited Usenet $19.95
Message-ID <1879.247T569T7213730@kltpzyxm.invalid> (permalink)
References <4e19ba82$1@x-privat.org><PsidnXIjDJ9MaITTnZ2dnUVZ8kmdnZ2d@lyse.net><ivf11l$aqo$1@reader1.panix.com> <slrnj1mqq8.2flc.knock_yourself_out@shell.config.com>

Show all headers | View raw


In article <slrnj1mqq8.2flc.knock_yourself_out@shell.config.com>,
knock_yourself_out@example.net (Allodoxaphobia) writes:

> On Mon, 11 Jul 2011 14:23:49 +0000 (UTC), Grant Edwards wrote:
>
>> On 2011-07-10, David Brown <david.brown@removethis.hesbynett.no>
>> wrote:
>>
>>> On 10/07/11 17:43, Orson Cart wrote:
>>>
>>>> I bought a couple of ethernet crossover cables 10 years ago, which
>>>> were black.  I had a look in catalogues of local suppliers in my
>>>> city, and they have Cat5/6 patch cables in red, blue, yellow and
>>>> grey, while the crossover cable is only in Henry Ford black.
>>>> Now sorting out the spares shelf, I found another black cable that
>>>> is not crossover - it probably came with some used equipment that
>>>> I acquired; can't remember from where.
>>>>
>>>> Does the colour mean anything?
>>>
>>> Colour of the cable means nothing - you have to check the ordering
>>> of the wires inside the plug (or, if you're lucky, the cables
>>> themselves are labelled).
>>>
>>> If you are connecting to a switch, then it doesn't matter if you use
>>> a cross-over cable or a straight-through cable, as the switch will
>>> adapt automatically.
>>
>> Most newer switches will.  I have switches that won't.
>
> And, I've used a switch that used a switch.  heh...
> It had a slide switch near the port that went to the router --
> positionally labeled thus:  "=" and "x".

Wow, that sounds like a barebones RS-232 cable I once built.
I fitted a small DPDT switch into one of the end shells to
swap the TxD and RxD lines and turn it into a null modem.

Oh, and BTW my crossover cable is blue with red connectors.

-- 
/~\  cgibbs@kltpzyxm.invalid (Charlie Gibbs)
\ /  I'm really at ac.dekanfrus if you read it the right way.
 X   Top-posted messages will probably be ignored.  See RFC1855.
/ \  HTML will DEFINITELY be ignored.  Join the ASCII ribbon campaign!

Back to comp.os.linux.networking | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread


Thread

are crossover cables usually black? "Orson Cart" <ex-privat@parts.org> - 2011-07-10 16:43 +0100
  Re: are crossover cables usually black? Dan C <youmustbejoking@lan.invalid> - 2011-07-10 14:58 +0000
  Re: are crossover cables usually black? David Brown <david.brown@removethis.hesbynett.no> - 2011-07-10 20:56 +0200
    Re: are crossover cables usually black? Ivan Shmakov <ivan@gray.siamics.net> - 2011-07-11 16:05 +0700
      Re: are crossover cables usually black? David Brown <david@westcontrol.removethisbit.com> - 2011-07-11 11:33 +0200
        Re: are crossover cables usually black? Ivan Shmakov <ivan@gray.siamics.net> - 2011-07-11 18:30 +0700
    Re: are crossover cables usually black? Grant Edwards <invalid@invalid.invalid> - 2011-07-11 14:23 +0000
      Re: are crossover cables usually black? Allodoxaphobia <knock_yourself_out@example.net> - 2011-07-11 21:29 +0000
        Re: are crossover cables usually black? "Charlie Gibbs" <cgibbs@kltpzyxm.invalid> - 2011-07-14 12:01 -0800
          Re: are crossover cables usually black? Rick Jones <rick.jones2@hp.com> - 2011-07-14 22:38 +0000

csiph-web