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6.11 Absolute street address by SMS
6.11.
1 You must set up the APN of your local GSM network for the SIM card in tracker first before using
this function, if there is user name and password for GPRS login, Please refer to 6.33 to configure
the APN, user name and password for GPRS login.
6.11.2
After configure the APN, send "address+password" to device, it will reply SMS including real
street/address name. For example: No.113, Guankou 2nd Rd, Nantou, Nanshan district, Shenzhen,
Guangdong, china.
6.12 Location based service (LBS)
When the tracker device doesn't received valid GPS signals, tracker will positioning by location
based service(LBS), the messages includes the GPS coordinates of the last position in SMS mode,
but the LAC in message is the current new position, the location can be seen by input the LAC
code in the menu "Manual Track" of web platform www.gpstrackerxy.com, you can also send
command "address+password" to tracker to get the newest absolute address and GPS coordinates
as well; tracker will automatically switch to track by location based service in GPRS mode, and
actualized on the map of web server with LBS mark. And there may be some inaccuracy with
actual location by LBS tracking; the bias depends on GSM reception.
Note: This feature can be used normally in most areas according to the signal of GSM network. It
may not be available in some areas.
6.13. Monitor
The command to switch between Track and Monitor are "tracker" and "monitor".
6.13.1
The default mode is "track" (Track mode).
6.13.2
Send SMS "monitor+password" to the unit, and it will reply "monitor ok!" and switch to
6.13.3
"monitor" mode.
Send SMS "tracker+password" to the unit, it will reply "tracker ok!" and restore to "track" mode.
6.13. 4
6.14 Data logging
6.14.1
Auto logging： When the tracker device lost GSM signals or fall offline from GPRS, tracker will log
the tracking position and alerts automatically in the SD card on the basis of the pre-set condition,
when GSM signals get back, all the event alerts will be auto-sent to the authorized numbers or
monitoring platform (server), but the logged tracking data should be loaded to the monitoring
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