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Date: Thu, 23 Mar 2006 08:11:13 -0800
From: Chris Maness <chris@chrismaness.com>
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To: Eric Schultz <eric@schultznet.ca>
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Cc: freebsd-questions@freebsd.org, Kris Kennaway <kris@obsecurity.org>
Subject: Re: Remote Single User Mode?
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Eric Schultz wrote:
> Kris Kennaway wrote:
>> On Wed, Mar 22, 2006 at 10:11:48AM -0800, Chris Maness wrote:
>>> I administer this box by remote.
>>
>> Look into setting up a serial console; this is the "remote single user
>> mode" you're looking for.
>>
> Good morning...
>
> How remote is "remote"?
>
> If it's just down the hall you can probably get a DB25/DB9 (depending 
> on the machine) to RJ45 adapter and use existing CAT5 cable to get to 
> a serial console to your desk.  There even exist serial RJ45 switch 
> boxes if you have several machines to "remote" administer.
>
> If it's farther than that, like in another building/city/etc. you can 
> always setup a modem on the box's serial port and dial in to that. 
> You'll need a modem at your end too, which means either an analog line 
> or a analog-to-digital tap for your office phone.
>
> I have no idea whether there any serial-over-IP solutions.  But you 
> could build one with FreeBSD!!!
>
I have a slave name server at the same location.  Maybe I can run a 
serial cable with a crosover between the two of them.