[121240] in North American Network Operators' Group
Re: RFID in datacenter (was Re: Default Passwords for World Wide
daemon@ATHENA.MIT.EDU (Brett Frankenberger)
Wed Jan 13 14:26:20 2010
Date: Wed, 13 Jan 2010 13:22:47 -0600
From: Brett Frankenberger <rbf@rbfnet.com>
To: George Imburgia <nanog@armorfirewall.com>
In-Reply-To: <Pine.LNX.4.64.1001131344220.12123@wopr.armorfirewall.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Wed, Jan 13, 2010 at 01:51:41PM -0500, George Imburgia wrote:
>
> On Wed, 13 Jan 2010, Barry Shein wrote:
>
>> The big advantage of RFIDs is that you don't need line of sight access
>> like you do with bar codes, they use RF, radio frequency.
>
> Which is also a big disadvantage in a datacenter. Ever tried to use a
> radio in one?
>
> The RF noise generated by digital equipment seriously erodes signal
> quality. Considering the relatively weak signal returned from RFID tags,
> I'd be surprised if you'd get any kind of useful range.
>
> Has anybody tried it out?
>
