Waveshare WS-431E - Page 34

WS-431E 4G Router
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Figure 39 SNAT setting 3
If the source IP, source port and destination IP and destination port are not filled in, all IP and
ports will be defaulted. Save after setting.
Name
Description
Default parameter
Name
The name of this firewall rule
-
Protocol
Configurable: TCP+UDP/TCP/UDP/ICMP
TCP+UDP
Source IP address
Need to match the source IP of input
traffic.
Empty means matching all source IPS.
empty
Source port
Need to match the source port of input
traffic.
Empty means all source ports are
matched.
empty
Desteation IP
Need to match the destination IP of
input traffic.
Empty means that all target IPS are
matched.
empty
Target port
Destination port that needs to match
empty