Re: [89attendees] its not a fire-alarm...

Intrusion alarms are triggered when one opens one-way doors and there's 
no fire.  The logic is so difficult to implement that many settings use 
the same sound modulation for both intrusion and fire alarms: better 
more alarms than no alarm.

Alex

Le 03/03/2014 15:45, Murphy, Sandra a écrit :
> Fire alarms went off briefly three times in quick succession
> yesterday (Sunday) afternoon in the Tower wing.  (But those who were
> in the West Wing at the time heard no alarm - the alarm systems seem
> to be wing specific.)
>
> One of those times it lasted long enough that the group I was in got
> two floors down the fire escape stairs before the alarm stopped - far
> enough to get to the part of the stairwell where the emergency light
> on the wall was not working, making the stairwell in that direction
> rather dark.  One of the ADs in the group was rather upset at *that*
> aspect of the safety drill.
>
> --Sandy
>
> ________________________________________ From: 89attendees
> [89attendees-bounces@ietf.org] on behalf of Joseph Lorenzo Hall
> [joe@cdt.org] Sent: Monday, March 03, 2014 9:13 AM To:
> 89attendees@ietf.org Subject: Re: [89attendees] its not a
> fire-alarm...
>
> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
>
> There have been a few of these, mostly in the middle of the night,
> over the past week... here is the letter they posted after the first
> one:
>
> https://twitter.com/JoeBeOne/status/439127113032294400
>
> sigh
>
> On 3/3/14, 1:35 PM, Leif Johansson wrote:
>>
>> its really an alarm that goes off whenever an IETFer gets lost
>> somewhere in the hotel
>>
>> _______________________________________________ 89attendees
>> mailing list 89attendees@ietf.org
>> https://www.ietf.org/mailman/listinfo/89attendees
>>
>
> - -- Joseph Lorenzo Hall Chief Technologist Center for Democracy &
> Technology 1634 I ST NW STE 1100 Washington DC 20006-4011 (p)
> 202-407-8825 (f) 202-637-0968 joe@cdt.org PGP:
> https://josephhall.org/gpg-key fingerprint: 3CA2 8D7B 9F6D DBD3 4B10
> 1607 5F86 6987 40A9 A871
>
>
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