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ClimaCheck GSM Modem Manual – 2015-02-26 18(22)
7.4
Configure Port forwarding
A SIM-card used in the ETM450 will only have one IP-address connected to it. To be able to
connect to several different PA Pro behind the ETM450 a connection between different public ports
accessible from the outside and IP numbers on the ETM450 LAN is added.
Go to
Advanced
and
Port Forwarding
Set IP Address 192.168.33.2
Set WAN Port 81 - 81
Set LAN Port 80 – 80
Save settings by pressing Apply Changes
Communication that is requested on port 81 on the public IP number will now be routed to the PA
Pro with IP number 192.168.33.2.
Figure 13