Rievtech EXM-12DC-DA-R-HMI, User Manual

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3.3.1.1
How to establish the connection between x-Messenger and PC via GPRS?
A.
Here under is GPRS network connection’s sketch map
：
x-Messenger CPU(EXM) shall work as client at Internet and PC shall act as SERVER . Meanwhile, Internet
service provider would automatically assign one dynamic IP address to SIM card inserted into the
x-Messenger CPU(EXM).
B. Prior to establishing GPRS connection, these two tasks listed at below shall be performed.
1. Internet Address Disposal
User must apply for one static IP address from their local internet service provider( Such static IP address
shall be unique on earth), in this case, after successful connection setup from Router to
Internet, such static IP address shall be automatically designated to user’s Router. User might consult their
local internet service provider for more detailed information. However, if one unique static IP address is
already available, please go to the next step.