
Chapter 20 – Reference Information
Multi-Tech Systems, Inc. CDMA Wireless AT Commands (PN S000294J)
155
TCP App Restricted AT Commands
The following table lists AT commands that should not be used when the TCP App feature is active; that is, a AT+WPPP
session has been successfully started.
AT command
Note and explanation
+++
Switch online/offline mode
+CCFC
Call forwarding
+COPS
Mode preference
+ICF
DTE character framing
+IFC
DTE flow control
+IPR
DTE baud rate
+VTS
DTMF burst
+WBND
Band preference
+WFSH
Flash with/without information
+WIOTA
IOTA control
+WNAM
Set NAM
+WOSO
CDMA origination
+WRMP
Roam preference
+WSDT
DTMF continuous
+WSPC
Service programming code and all associated provisioning commands.
+WSSS
Sprint system selection
+WVSS
Verizon system selection
AT&F
Reset to factory defaults
ATA
Answer call
ATD
Call origination
ATDL
Call origination using last entered number
ATH
Call termination
ATZ
Reset to default configuration