Technical data

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5.14 Setup Geofence Coordinate:
This command is used to define the geofence coordinate. After setting up the geofence, user can also setup the geofence report
frequency according to the instruction shown in next page. Once the Geofence mode has been activated, shorter battery
operation time is expected.
Setup format：＃「username」,「Password」,「Function Code」,「Lat.」,「N/S」,「Long.」,「E/W.」,「Trigger Mode」＊
Example: #username,0000,gf,2458.9741,N,12125.6460,E,500,1*
The table 5.14.1 describes the meaning of each segment in the message above.
Table 5.14.1
The table 5.14.2 shows each confirmation message reply after setup.
Table 5.14.2
Text Keyed In SMS Description
# Start sign.
username  Default ID of GC-101.
 If you have changed the Username, please use the updated one.
0000  Default password.
 If you have changed the password, please use the updated one.
gf Mode gf means Geofence setup mode
2458.9741
Latitude
N N = North, S = South
12125.6460 Longitude
E E= East , W= West
0 It will cancel the geofence.
1 It will trigger the alarm when the tracker is outside of the geofence.
2 It will trigger the alarm when the tracker is inside of the geofence.
1
3 It will trigger the alarm when the tracker is either outside or inside of the geofence.
* End sign.
Situation Message Reply
0 [username] + Geofence mode has been deactivated. Setup Succeeds
1~3 [username] + setup OK. Device is in Geofence mode.
Incorrect parameters [username] + switching to Geofence mode is not allowed.
Incorrect username or command format [username] + command error
Device is in emergency mode [username] + in emergency, Geofence setting is not allowed.