ZyXEL Communications 3356P-LAN Modem User Manual


 
AT Command Set Summaries 25
Extended AT- Command Set
Command Options Function & Description
-Cn Data calling tone options
-C0 * Disable data calling tone
-C1 Enable data calling tone (the freq. is 1,300 Hz with a cadence of 0.5 sec.
ON and 2 sec. OFF)
Manufacturer default