AT Commands Summary
1-16 G24-L AT Commands Reference Manual April 15, 2008
DL This command places a voice call to the last number dialed.
Page 3-14
H This command hangs up, or terminates a particular call.
Page 3-15
A This command answers an incoming call, placing the G24-L into the
appropriate mode, as indicated by the RING message.
Page 3-17
+CRC This command controls whether to present the extended format of
the incoming call indication.
Page 3-17
RING This unsolicited event is received when an incoming call (voice,
data or fax) is indicated by the cellular network.
Page 3-17
+CRING This unsolicited event indicates the type of incoming call.
Page 3-17
+CLIP This command controls the Calling Line Identity (CLI) presentation
to the terminal when there is an incoming call.
Page 3-19
+CCWA This command controls the Call Waiting supplementary service,
including settings and querying of the network by the G24-L.
Page 3-21
+CHLD This command controls the Call Hold and Multiparty Conversation
supplementary services.
Page 3-23
+CCFC This command controls the call-forwarding supplementary service.
Page 3-27
+CLIR This command enables/disables the sending of caller ID information
to the called party, for an outgoing call.
Page 3-29
+CBST This command handles the selection of the bearer service and the
connection element to be used when data calls are originated.
Page 3-31
O This command returns a phone to the Online Data mode and issues a
CONNECT or CONNECT <text> result code.
Page 3-33
&Q This command selects the asynchronous mode, and has no effect.
Page 3-33
+CHUP This command causes the G24-L to hang up the current GSM call.
Page 3-34
+CSNS This command handles the selection of the bearer or teleservice to
be used when a mobile terminated single numbering scheme call is
established.
Page 3-34
+MDC This command enables you to select the desired messages to be
displayed upon connection of a voice call with a remote party.
Page 3-36
+CTFR1 This command terminates an incoming call and diverts the caller to
the number previously defined in CCFC, or to a voice mail if one
exists for the subscriber.
Page 3-37
+MVC
This AT command is used to choose and configure the
priority order of the supported voice codecs (vocoders).
Page 3-38
+MTTY This command is used to enable/disable the TTY (Tele Typewriter)
support in the G24-L.
Page 3-57
Call Status Messages
+CPAS This command displays the current activity status of the G24-L, for
example, call in progress, or ringing.
Page 3-39
Table 1-1: AT Commands (Cont.)
AT Command Description Page
