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8.1.2 T Select tone dialling
Command
execute
T
Mandatory. V.25ter section 6.3.2. This setting is ignored.
8.1.3 P Select pulse dialling
Command
execute
P
Mandatory. V.25ter section 6.3.3. This setting is ignored.
8.1.4 A Answer
Command
Possible verbose
result codes (V1)
execute
A
CONNECT
CONNECT 1200
CONNECT 2400
CONNECT 4800
CONNECT 9600
CONNECT 14400
CONNECT 19200
CONNECT 28800
CONNECT 38400
CONNECT 43200
ERROR
NO CARRIER
OK
Mandatory. V.25ter section 6.3.5. All result codes are not in V.25ter. Before one of the above
codes is issued, the terminal may return some of the following codes: +CR, +ER, +DR, or
+ILRR (in that order). In GPRS connections the data rate can actually be higher than the
value returned because it is the minimum desired value. The only verbose code returned in
the case of a GPRS call is the word CONNECT.
8.1.5 H Hook control
Command
Description
execute
Hang up all calls (except possible waiting call) if only single mode calls in
H[0]
progress.
Mandatory. V.25ter section 6.3.6.
Numeric
Description
(V0)
data/fax call established; rate 300 bps (or X forbids rate display)
1
or GPRS context activation
data/fax call established; rate 1200 bps
5
data/fax call established; rate 2400 bps
10
data/fax call established; rate 4800 bps
11
data/fax call established; rate 9600 bps
12
HSCSD (or 14.4 tch) data/fax call established; rate 14400 bps
17
HSCSD data/fax call established; rate 19200 bps
18
HSCSD data/fax call established; rate 28800 bps
19
HSCSD data/fax call established; rate 38400 bps
20
HSCSD data/fax call established; rate 43200 bps
21
command cannot be actioned
4
call could not be established
3
command aborted
0
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