ZyXEL Communications COMET 336 User Manual page 6

Non-Volatile Memory 18
Storing Phone Numbers 19
Dialing Stored Phone Numbers 19
Saving Settings and User Profiles 19
Helpful Hints for PC Computers 19
Default Modem Settings for PC's 20
4 Advanced Data Communications 22
Front Panel LEDs 22
DTE Interface 22
Synchronous and Asynchronous Communications 22
UART 23
Serial Port 23
Serial RS-232C Cable 23
Communication Protocols and Speeds 23
Universal Protocol Compatibility 24
Error Control 24
CRC (Cyclical Redundancy Check) Error Detection 25
Data Compression 25
Run Length Encoding 25
Adaptive Frequency Encoding 25
String Coding 25
Hardware or Software Flow Control 26
Hardware CTS/RTS 26
Software XON/XOFF 26
5 Special Functions 27
Caller Number Delivery (Caller ID) 27
Caller ID Result Codes 27
Caller ID Inquiries 27
Caller ID Formatted Form Reporting 27
Distinctive Ring 28
6 AT Command Set Summaries 30
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