Coban GPS303F - Multi-Area Management

6.19.6 Multi-area management
6.19.6.1 Set Area
Send SMS command
"area+password+space+latitude,longitude+space+areaname,distanceM"
to tracker(distance unit: M for meter, K for kilometer), it will reply
"area01 ok".
Example: Send "area123456 22.353648,113.543678 school,800M".
Note: 5 areas at most and the distance between two points can't be less
than the total distance in the 2 commands, and different areas can't cover
each other.
6.19.6.2 Delete areas
Send SMS command:"noarea+password+space+area name", tracker will
reply:"noarea ok".
6.19.6.3 Rename and set distance
Send SMS command "rename+password+space+old name;new
name,distanceM" to tracker, if name is not repeated and area doesn't
cover others, it will reply "rename ok!" for successful configuration.
Example: Send" rename123456 Area01;school,800M ", it means the new area
name is "school", and covers area of a radius of 800 meters.
6.19.6.4 Activate multi-area management
Send SMS command "area+password+space+on" to tracker, it will reply
"Area on ok!", when tracker enter the pre set area, it will send SMS "area