[Tfug] tfug Digest, Vol 43, Issue 7

john galt johngalt1 at uswest.net
Mon Feb 5 11:09:00 MST 2007


----- Original Message ----- 
From: <rfs_lists>
To: "Tucson Free Unix Group" <tfug at tfug.org>
Sent: Sunday, February 04, 2007 1:22 PM
Subject: Re: [Tfug] tfug Digest, Vol 43, Issue 7


>
>
> On Feb 4, 2007, at 12:11 am, Eric Gearhart wrote:
>
>> By Console cable yes that would mean what Cisco calls a "rollover
>> cable"
>> - basically one end of the cable is a mirror image of the other:
>> 1 - 3
>> 2 - 2
>> 3 - 1
>>
>> etc, all the way up to 8
>
> That should be:
> 1-8
> 2-7
> 3-6
> 4-5
>
> Just to be clear: rollover != crossover. Crossover has 1&3 and 2&6
> swapped.
> R.

Perhaps Eric referred to the 1 1/2 pair rollover cable, which uses a shared 
tip/ring conductor. :-P

But what good is a rollover cable for use as a console cable without the 
RJ-45 to DB9 adapter?
http://tinyurl.com/2m545a
(cisco.com)

More detail:
http://tinyurl.com/2s35gq
(cisco.com)






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