GPRS Gateway (Intelligent Modem)
Key Features
Plug and Play
• Full Transparent Data Transmission
• Protocol independent
Rich Options
• UDP for fast and bulk data transfer
• TCP for reliable data transfer
• App control protocol for secure data transfer
Robust Operation
• Self test
• Self reset and recovery
• Data buffering
• Support auxiliary data center
Easy Control
• Remote configuration by SMS or GPRS
• Remote activation by SMS
Always ON Connection
• Heart beat feature for socket connection
• Time to live timer for network checking
Flexible Operation
• 3 methods of serial data packetization
• Server mode and client mode for connection
• Static or dynamic IP
• Support RS232 hardware interface
Gateway contains the following interfaces as shown in Figure 1:
•
SIM Card Holder
•
SMA connector for antenna (radio interface)
•
DB9 Female Connector
•
4 pin power supply socket
RS485
Optional
RF Connector
Power Connector
RS232 Interface
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GPRS Gateway Interface
