Networking DSL/Cabling Issues
Gerald Combs
gerald at ethereal.com
Fri Jul 4 02:54:48 CDT 2003
On Thu, 3 Jul 2003, Paul Taylor wrote:
> Horizontal run cable is not patch and might be crossover.
> Patch cable is braided for more flexibility.
> Horizontal run cable is solid core for better impedance.
> Crossover pertains to certain pairs swapped and is independent of patch or
> horizontal cable.
>
> Read EIA/TIA 568A or 568B standards for more information.
Again, not to be a smartass or anything but "reading the standards" in
this case involves shelling out $360 (CD) or $460 (paper):
http://global.ihs.com/search_res.cfm?RID=TIA&INPUT_DOC_NUMBER=TIA%2FEIA%2D568
Pretty steep, considering that the original post was about wiring up a
DSL modem* in a house.
[*] Yes, I saw the earlier rant on the word "modem." It's easier to say
than "ethernet-to-atm-plus-ppp-and-or-ethernet-bridge-no-wait-i-meant-router."
> -----Original Message-----
> From: owner-kclug at marauder.illiana.net
> [mailto:owner-kclug at marauder.illiana.net]On Behalf Of Jason Clinton
> Sent: Thursday, July 03, 2003 1:26 PM
> To: Gerald Combs
> Cc: kclug
> Subject: Re: Networking DSL/Cabling Issues
>
>
> Gerald Combs wrote:
>
> On Thu, 3 Jul 2003, Jason Clinton wrote:
>
> Essentially, you're making things more complicated than they are. There
> are only two types of ethernet cables: patch or crossover. For this type
>
> Not to be a smartass or anything, but is thinwire (10base2) straight
> through or crossover? What about 1000baseFX? :)
>
> *bows to the master*
>
> I stand corrected.
>
>
> --
> Just my three trits.
> 7A81 0A2F 1ABE DC38 DABC 7C22 B2EE 2304 4A89 46BF
>
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