This is just a guess but it could be that the 911 calls in the problem area
are going over CAMA trunks to the PSAP.  If my memory serves, CAMA trunks do
not provide the same supervisory signaling.

On 5/27/06, Chris Ellington <chris.ellington@nsi1.com> wrote:
>
> While I've used that as a solution to fixing 911 one-way audio issues,
> does
> anyone know WHY certain destinations, such as 911, 411 etc don't provide
> the
> answer supervision which requires us to use the cut through command below?
> The issue you can run into when using that is the CDRs for any calls that
> aren't providing proper answer supervision don't work correctly
> (usually).
>
> Ideas?
>
> chris 
>
> --
> Christopher S. Ellington
> CCIE #6814
> Network Solutions, Inc.
> (317) 566 8897
> Chris.Ellington@nsi1.com
>
>
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--
kris seraphine

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