Enabling Modem Callback; Issuing An At Command To A Modem - HPE FlexNetwork MSR series Configuration Manual

Step
line view of an AM
interface.
3. Enable the modem
to obtain
number.

Enabling modem callback

The callback function enables a modem to disconnect an incoming call and calls back the calling
party on request.
To enable modem callback:
Step
1. Enter system view.
2. Enable the callback
function.

Issuing an AT command to a modem

CAUTION:
This task changes the modem operating state. Incorrect configuration can cause problems such as
dial-up failure. When you perform this task, make sure you understand its impact on the modem
access service.
To send AT commands to a modem, you must first place the modem in AT command mode. To
confirm that you can send AT commands, enter sendat at. The modem will return OK or 0 if it is
ready to accept AT commands. For more information about commonly used AT commands, see
Layer 3—WAN Configuration Guide.
To issue an AT command to a modem:
Step
1. Enter system view.
2. Enter interface view.
3. Issue an AT command to
a modem.
Command
[ last-num2 ] }
modem caller-number
caller
[ ata-waiting-time time ]
Command
system-view
modem callback
Command
system-view
interface
interface-number
sendat at-string
resolve
Remarks
N/A
By default, the callback function is disabled.
Remarks
N/A
This command is available on the
following interfaces:
•
•
interface-type
•
•
One sendat command can issue one
AT command. To send multiple AT
commands to a modem, repeat the
sendat command.
150
Remarks
By default, a modem does not
obtain the caller number when it
accepts a call from a terminal.
AM interface
Asynchronous serial interface
Asynchronous/synchronous
serial interface in asynchronous
mode
AUX interface