F3946 Series Router User Manual
Xiamen Four-Faith Communication Technology Co.,Ltd.
Page 60 of 88
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Accept only the data packets conform to the following rules
: receive only with custom rules
of network address, discarded all other URL address.
3.3.6.3
To block some packets getting Internet access or block some Internet packets getting local
network access, you can configure filter items to block these packets.
Packet Filter
Packet filter function is realized based on IP address or port of packets.
Enable Packet Filter:
Enable or disable “packet filter” function
Policy:
The filter rule’s policy, you can choose the following options
Discard The Following--Discard packets conform to the following rules, Accept all other
packets
Only Accept The Following-- Accept only the data packets conform to the following rules,
Discard all other packets
Dir
input:
packet from WAN to LAN
output:
packet from LAN to WAN
Interface:
network interface
Pro:
packet protocol type
SPorts:
packet's source port
DPorts:
packet's destination port
Source IP:
packet's source IP address
Destination IP:
packet's destination IP address
Note: "Source Port" ,"Destination Port" ,"Source IP" ,"Destination IP" could not be all empty ,you
have to input at least one of these four parameters.
