7.1.4 b=enable or disable, value is 0 (disable) or 1 (enable)
7.2 Alarm sent through SMS
Alarm also can be sent through SMS. But the tracker SIM card must support SMS function
first. Then it needs customer set manager cellphone number. Please refer the frequently
used commands part to get further information. Related commands: managera,
managerd, manager.
8. Quick Trouble Shooting
8.1 Unable to Connect to the Tracking Platform
8.1.1 Check the APN and IP settings.
8.1.2 Check the SIM card data service whether enabled.
8.1.3 Make sure there is no limitation or already added server IP to the SIM card IP
white list when using a M2M SIM card.
8.1.4 Check the balance/data of the SIM card.
8.2 Tracker Shows Offline
8.2.1 Check the battery remaining power
8.2.2 Check if the device entered into network blind area.
8.2.3 Check the SIM card balance.
8.2.4 If the connection lost happens on the last several days of the month, check
whether the network service is terminated by carrier because of exceeding the
max data usage volume.
8.3 Unable to Locate
8.3.1 The device may shield by metallic things.
8.3.2 The device may enter into an area with no satellite signal coverage.