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Firewall setting page. User may set up firewall to prevent unauthorized Internet users from accessing
private networks connected to the Internet (input rule), or prevent unauthorized private network
devices to access the internet.
Access list support two type limits: input_access limit or output_access limit. Each type support 10
items maximum.
IP PHONE firewall filter is base WAN port. So the source address or input destination address should
be WAN port IP address.
Field Description
in_access enable
Enable in_access rule
out_access enable
Enable out_access rule
Input/Output
Specify current adding rule is input rule or output rule
Deny/Permit
Specify current adding rule is deny rule or permit rule
Protocol Type
Protocol using in this rule: TCP/IP/ICMP/UDP
Port Range
Port range if this rule
Src Addr
source address. Can be single IP address or network address
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