[Asterisk-Users] Caller ID on E&M Wink

Michael Welter mike at introspect.com
Thu Mar 17 14:48:46 MST 2005


Scott Nelson wrote:
> I am an Asterisk newby, and I cannot seem to get Caller ID information 
> from our T1 line.   When calls appear at the phones, they say the call 
> came from "asterisk" and unknown number.
> 
> I know how Caller ID information is passed on an analog phone line 
> (between the rings) but with a T1 line, I don't know technically how it 
> is done.
> 
With an E&M T-1, I think CallerID number comes across as DTMF digits. 
That's the difference with a PRI circuit--you get the caller name as 
well as caller number.





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