ISDN dial PSTN

Answered Question
Mar 4th, 2009
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Hi,


I want a clarification on one of the basic concept.


I have a ISDN line. Is it possible to dial into the ISDN from a PSTN line.


Please help me in understanding this concept

Correct Answer by Paolo Bevilacqua about 8 years 3 weeks ago

This happens because central office switches are designed to do so. And yes you can call PSTN from ISDN.


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Paolo Bevilacqua Wed, 03/04/2009 - 11:12
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Yes, it is possible, and very normal.

hclisschennai Thu, 03/05/2009 - 07:37
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Hi,


Thanks for your reply.


Can you please share how it works. I raised this question because, PSTN is alalog and ISDN is digital. How this both interoperable.


I hope the same way i can dial PSTN line from ISDN line. Am i correct?


Thanks in advance


R.B.Kumar

Correct Answer
Paolo Bevilacqua Thu, 03/05/2009 - 08:42
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This happens because central office switches are designed to do so. And yes you can call PSTN from ISDN.


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