User`s guide

Modem 3600
5-1
Chapter 5
AT Commands
This chapter describes commands used to select options and operate the
modem. Some options depend on, or are restricted by, the mode of
operation. Appendix E provides a quick reference list.
Command Categories
The modem offers these major categories of command statements:
• Response (page 5-5)
• Dial (page 5-13)
• Answer (page 5-16)
• Terminal Interface (page 5-19)
• General (page 5-22)
• Private Line (page 5-33)
• Configuration (page 5-37)
• Remote Configuration (page 5-41)
Other AT command groups are discussed in these chapters:
• Protocol (Chapter 6)
• Test (Chapter 7)
• Security (Chapter 8)
• Fax (Chapter 9)
• S-registers (Chapter 10)
Operation Modes
In asynchronous operation, the modem functions in one of these modes:
• Offline Command Mode
• Online Command Mode
• Data Mode