[Asterisk-Users] Zaptel card AND Ztdummy together?

[Rod Bacon]

It's a Digium single-port job. No other timing sources aviailable (the * box IS the pbx).



qrss wrote:
> What kind of card are they using?  Is there only 1 telco circuit?
> If so, then I'm thinking their card should have detected the loss of
> service and switched to it's internal clock. Do they have a secondary
> clock source available across another circuit? Perhaps a tie line to a pbx
> that can be configured as a secondary?
> 
> -----Original Message-----
> From: Rod Bacon
> Sent: Thu, June 23, 2005 12:03 am
> 
> I had a weird (unforeseen) situation today. We have a remote office with
> 
>>an * server and ISDN 10 service. We connect to each other over an IAX
>>trunk
> 
> with G729.
> 
> Today, some of Sydney experienced a power surge which knocked out their
> 
>>ISDN services. Without a clock source on their PRI card, my IAX calls to
>>them
> 
> resulted in one-way audio (they could hear me, but I not them).
> 
> Is it possible to load *both* the relevant card driver *and* ztdummy to
> 
>>guard against this occurrance?
> 
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