Robustel R1520 User Guide
RT056_UG_R1520_v.1.0.3 Dec. 25, 2021 81/159
Enter the IP address of the DMZ host on your internal network.
Set the address which can talk to the DMZ host. 0.0.0.0 means for any
addresses.
Status
This window allows you to view the status of chain input, chain forward and chain output.
4.3.3 IP Passthrough
Click Network > IP Passthrough > IP Passthrough to enable or disable the IP Pass-through option.
If router enables the IP Pass-through, the terminal device (such as PC) will enable the DHCP Client mode and connect
to LAN port of the router; and after the router dial up successfully, the PC will automatically obtain the IP address and
DNS server address which assigned by ISP. To use this function, the main link needs to be set to WWAN, and the
backup link needs to be set to None.