Comments by Member 9871074 (Top 1 by date)

APPLYING THIS COMMAND AT YOUR SUGGESTION,BUT IT NOT WORKED :(
^SSTN: 17
AT^SSTGI=17
^SSTGI: 17,0,"Sending",0,0

OK
AT^SSTR=17,0
^SSTR: 17,1,"Call denied!"

OK

^SSTN: 254