User's Manual

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Figure 5-14 ICMP setting
Step 4: (Optional)Choose “configurations > Application center”. Set the IP address in
0.0.0.0 format, the DTU does not actively connect to the application center anymore.
Step 5: (Optional)Choose “configurations > GPRS”, set special APN if necasscary.
Step 6: After the parameters are set, click <Save configurations>. The parameter
settings take effect after restart.
5.5 Modbus-Net-Bridge
5.5.1 Parameter Settings
Step 1: See chapter 5.1 Base Configuration.
Step 2: Click “configurations > Application center”. Select Modbus-Net -Bridge for
the “Application center link mode”, as shown in Figure 5-15. The port number is 502
for Modbus-net-bridge, it’s fixed.