InHand InDTU324, User Manual

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6.3 GPRS Dialing
Table 6-3 Setting GPRS dialing parameters
Parameters Description Default
Auto dial Enable or disable auto dial. Yes
PPP echo interval 30 to 3600 seconds. 50
Redial interval 0 to 3600 seconds. 60
Max redial times
Once consecutive failed redial times reach to the
predefined limit (1-10), the device will automatically hot
restart.
3
Dual SIM mode
Enable this function before use SIM No.2.
This parameter is invalid for single-card version of DTU
Close
Switchover card when
fail to connect center
This parameter is invalid for single-card version of DTU Close
SIM card The associate parameters about each SIM
GPRS dial number The dial number to access the special cellular network *99***1#
APN Access Point Name cmnet
APN user name Account for login the APN gprs
APN password Password for login the APN gprs
Authentication mode Auto/PAP/CHAP Auto
Network mode Auto/4G/3G/2G Auto
Local APN settings Default setting about SIM, suitable for LTE 4G.
6.4 Application Center
Table 6-4 Setting application center parameters
Parameters Description Default
DTU ID
Custom device identification number. It supports 11
digits number.
0001
Application center
The IP address, port number, and domain name of the
center.
If the IP and domain name are configured, configure
one only.
0.0.0.0/
empty/0
Application center link
mode TCP, UDP, DCTCP, DCUDP, or Modbus bridge
The custom heartbeat frame for link maintenance is
TCP