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WS-431E
4G Router
Communication rules can selectively filter specific Internet data types and prevent Internet
access requests, and enhance network security through these communication rules. Firewall has
a wide range of applications. Here are some common applications.
Name
name
Restricted address
Protocol
Matching ICMP type
Source region
Source MAC address
Source IP address
Source port
Target area
www.waveshare.com
Description
Name and character type of this rule
Restrict IPv4 address
The protocol type of the restriction rule
can
be
selected
TCP+UDP/TCP/UDP/ICMP
Matching ICMP rules, just select any.
Data stream source area, optional: any
area, WAN, LAN.
LAN: indicate that rules for subnet
access to external network.
WAN: indicates the rules for external
network to access internal network.
The source MAC that needs to match
the rule can be multiple Macs. When
there are multiple Macs, the Macs are
separated by spaces.
Empty: indicates that all Macs are
matched.
Note: When matching the source MAC
address, the source IP address should
be set to empty.
The source IP that needs to match the
rule can be an IP range.
Example
of
192.168.1.100-192.168.1.200
Empty: indicates that all IPS are
matched.
Note: When matching the source IP
address, the source MAC address
should be set to empty.
The source port that needs to match
the rule can be a port range.
Example of port range: 8000-9000
Empty: means to match all ports.
Target area of data flow, optional: any
area, WAN, LAN.
LAN: indicate that rules for subnet
access to external network.
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Default parameter
-
IPv4 address only
from:
TCP+UDP
Any
LAN
empty
IP
range:
empty
empty
WAN
www.waveshare.com/wiki
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