Lenovo ThinkPad T520 User Manual page 84

Table 3. Modem command list (continued)
Description
Command
+PMHT
+PMHT +PMHT Modem-on-Hold Timer
+PMHR +PMHR +PMHR Initiate Modem-on-Hold
+PMHF
+PMHF +PMHF Modem-on-Hold Hook
Flash
+PQC
+PQC +PQC Shortened Phase 1/2
control
66
User Guide
Syntax
+PMHT +PMHT=<value> +PMHT
+PMHR +PMHR +PMHR
+PMHF +PMHF +PMHF
+PQC QC QC=<value>
+P +P
Values
<value>
0: Deny modem-on-hold
Request.
1: Grant MOH with 10 sec.
timeout.
2: Grant MOH with 20 sec.
timeout.
3: Grant MOH with 30 sec.
timeout.
4: Grant MOH with 40 sec.
timeout.
5: Grant MOH with 1 min.
timeout.
6: Grant MOH with 2 min.
timeout.
7: Grant MOH with 3 min.
timeout.
8: Grant MOH with 4 min.
timeout.
9: Grant MOH with 6 min.
timeout.
10: Grant MOH with 8 min.
timeout.
11: Grant MOH with 12 min.
timeout.
12: Grant MOH with 16 min.
timeout.
13: Grant MOH with indefinite
timeout.
<value>
0: Enable Short Phase 1 and
Short Phase 2.
1: Enable Short Phase 1 only.
2: Not supported.
3: Disable Short Phase 1 and
Short Phase 2.