GRP-520 User Manual, V1.30, Aug. 2015
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3.3.9
Port Mapping (Port Forward)
This page provides Port Mapping rule configuration.
(1)
Type: the protocol type. There are “TCP” and “UDP”
(2)
From: the interface that the socket comes from.
”ppp0” is 3G interface.
(3)
Port: the port that the socket comes from.
(4)
Target IP: the IP that the socket goes forward.
(5)
Target Port: the Port of the “Target IP”.
For example:
The Rule 0: This rule will bind the socket from the “ppp0” and Port=”10080” with
192.168.0.10:80.
The Rule 1: This rule will bind the socket from the “ppp0” and Port=”10021” with
192.168.0.10:21.
