[asterisk-r2] BLUE/YELLOW/RED alarm

[Carlos Chavez]

	Thank you for the confirmation.  You know that Telmex has a policy of
always denying there is a problem until you scream loudly at them.  Now
I can raise my voice with confidence :)

On Thu, 2012-05-24 at 13:05 -0400, Moises Silva wrote:
> On Thu, May 24, 2012 at 12:48 PM, Carlos Chavez
> <cursor at telecomabmex.com> wrote:
>                I have a server that is showing three alarms:
>         
>         ### Span  1: WCT1/0 "Wildcard TE121 Card 0" (MASTER) HDB3/
>         BLUE YELLOW
>         REDClockSource
>         
>                Yellow and Red I have seen before but never a Blue and
>         specially not
>         all at the same time.  I am assuming it is a telco problem
>         (which
>         obviously they are denying) but I want to check here if
>         someone here has
>         seen something like this before.  The server was working fine
>         until
>         yesterday and no configuration changes have been made for a
>         long time.
>         
> 
> 
> Blue alarm by definition means is a problem upstream.
> 
> 
> [Asterisk] <-----------> [telco eq. #1] <---------> [telco eq. #2]
> 
> 
> 
> 
> If you receive blue alarm (basically a pattern of 1's IIRC) means
> telco eq. #1 is telling you there is a problem upstream (telco eq. #2
> in this case).
> 
> 
> See blue alarm in http://en.wikipedia.org/wiki/Digital_Signal_1
> 
> Moises Silva
> Manager, Software
> Engineering
> 
> msilva at sangoma.com
> 
> Sangoma Technologies
> 
> 100 Renfrew Drive,
> Suite 100, Markham, ON
> L3R 9R6 Canada
> 
> 
> 
> t.   +1 800 388 2475
> (N. America)
> 
> t.   +1 905 474 1990
> x128
> 
> f.   +1 905 474 9223
> 
>  
> 
> 
> 
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> 
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-- 
Carlos Chavez
Director de Tecnología
Telecomunicaciones Abiertas de México S.A. de C.V.
Tel: +52-55-91169161 Ext 2001
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