Kingtel KT52IP, User Manual

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The Web filter is used to limit access to the phone. When the web filter is enabled, only the IP
addresses between the start IP and end IP can access the phone.
Field Name Explanation
Start IP Address Beginning IP Address for MMI Filter
End IP Address Ending IP Address for MMI Filter
Add Add this filter range to the Web Filter Table
Enable Web Filter Select to enable MMI Filter.
Apply Make filter settings effective.
Note: Once a range is added, it can be modified or deleted.
Note: Be sure that the filter range includes the IP address of the configuration computer.
8.3.7.2 Firewall
Firewall Configuration
Firewall rules can be used to prevent unauthorized Internet users from accessing private
networks connected to this phone (input rule), or prevent unauthorized devices connected to
this phone from accessing the Internet (output rule). Each rule type supports a maximum of
10 items.
Field Name Explanation
Enable Input Rules Enable rules limiting access from the Internet.
Enable Output Rules Enable rules limiting access to the Internet.
Input/Output Specify if the current rule is input or output.
Deny/Permit Specify if the current rule is Deny or Permit.