Selection +Mv18S; Cellular Extension +Cxt - Multitech CDMA Wireless Modem Reference Manual

V.18 Selection +MV18S
Description: The extended-format numeric parameter is used to control the manner of operation of the
V.18 capabilities (if present) in the DCE.
Values: <mode>
0: Disables V.18 connection
1: V.18 operation, auto detect mode
2: V.18 operation, connection in 5-bit mode
3: V.18 operation, connect in DTMF mode
4: V.18 operation, connect in EDT mode
5: V.18 operation, connect in V.21 mode
6: V.18 operation, connect in V.23 mode
7: V.18 operation, connect in Bell 103-type mode
<dflt_ans_mode>
0: disables V.18 answer operation
1: no default specified (auto detect)
2: V.18 operation, connect in 5-bit mode
3: V.18 operation, connect in DTMF mode
4: V.18 operation, connect in EDT mode
<fbk_time_enable>
0: disable
1: enable
Syntax: Command syntax: AT+MV18S=[<mode>[,<dflt_ans>[,<fbk_time_enable>]]]
Command
AT+MV18S?
Note: Display the current setting.
AT+MV18S=1,1,1
Note: Set mode value to 1.
AT+MV18S?
Note: Display the current setting.

Cellular Extension +CXT

Description The numeric parameter is used for cellular extension.
:
Values: <Val>
0: Do not pass unrecognized commands to the IWF
1: When detecting an unrecognized AT command, open transport layer connection and
pass unrecognized command to the IWF.
Syntax: Command syntax: AT+CXT=<Val>
Command
AT+CXT?
Note: Display the current setting.
AT+CXT=?
Note: Display the range of setting.
AT+CXT=1
Note: Enable extension.
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C
Chapter 17 – Extended AT Commands in IS707.3
Possible Responses
+MV18S: 0, 0, 0
OK
Note: Command is valid
OK
Note: Command is valid
+MV18S: 1, 1, 1
OK
Note: Command is valid
Possible Responses
+CXT: 0
OK
Note: Command is valid
+CXT: (0-1)
OK
Note: Command is valid
OK
Note: Command is valid
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