When disconnected, the device checks the presence and correct functioning of the external modem by sending the string "AT" to the modem. If the modem is connected properly and working, it responds with "OK". The cycle time for the "AT-Poll" defines the time interval between checks.
- SNMP ID:
- 2.23.40.13
- Telnet path:
- Setup > Interfaces > Modem
- Possible values:
0 … 9 Seconds
- Default:
- 1
