never get alarm data (0x16) from gps gt06

hello
i don't know why but i nerver get alarm data package (0x16 protocol number) from my gt06 gps tracker
i get only login message (0x01) , heartbeat message (0x13), data location message (0x12)
but nerver 0x16 message !!!
thank you

I think it's a pretty common situation for GT06 based devices.

thank you
so no problem?

I guess it depends on the device.