Dialogic M7324 Manual De Usuario

to the display. The calling number ID data sent from the PBX to the station set 
may differ from the calling number ID data presented on the display.  

If placing a call to another extension, the called number ID (by default, the 
extension of the telephone being called) is shown in the display. Both the 
calling and called number IDs can be retrieved using the d42_gtcallid( ) 
function. Refer to the Dialogic

 PBX Integration Software Reference for more 

information about using d42_gtcallid( ) function. The content of the 
called/calling number ID is shown in 

 (as seen by the receiver of the 

call).  

Call received from station set 221 

_221 

Call originally received by extension 
221, then forwarded to extension 224 

224_221 

The called/calling number ID can also be obtained using the 
d42_display( ) function and parsing the display in the application. 
However, you can use the d42_gtcallid( ) function so that your 
application will maintain functionality across different 
manufacturers’ switches. 

An application uses the d42_gtcallid( ) function to retrieve the calling number 
ID for a call received on a specified channel on a Dialogic

®

 PBX Integration 

Board. The calling number ID data and corresponding ASCII values are 
shown below.