E-Lins H900 Series User Manual page 38

H900 Series Cellular Router User Manual
3.3.4.7 GPS
If your device is H900X-XXX-G, then no DTU function option will show, GPS function will
replace it as below:
Fig. 3.3.4.7: Interface Check
【GPS Service】: whether enable GPS service.
【Work Mode】: Set work mode. When working in client mode, you need setting data
center's IP and port, coordinates info will be send to this IP and port. When working in
server mode, you need setting the port, when any TCP or UDP client establishes a
connection with H900X, coordinates info will be replied.
【Transmit Protocol】: Set protocol
【Port】: available only in server mode.
【Received Packet Max Length】: recommend value is 1024.