ICP DAS USA GRP-2841M-5GE User Manual page 60

(4) Enable the "Network Reconnect" function to ensure that the mobile network is always
online (usually, the ISP will disconnect once every 1 to 3 days).
Server IP can fill in user server IP or Google DNS server IP (8.8.8.8).
If the user uses MDVPN, please make sure that the server IP does not deny the ICMP
service (Ping). After finishing all the settings, click "Modify".
(5) Fill in the "Server IP" and "Server Port" (default 11000).
For the card reader,
For Modbus RTU devices, set Port2 (RS-485) as follows.
After finishing all the settings, check "Enable Function", and then click"Modify".
GRP-2841M-5GE User Manual
Copyright © 2022 ICP DAS Co., Ltd. All Rights Reserved
set Port1 (RS-232) as the default value.
Version 1.1.0
E-mail: service@icpdas.com
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