Cortelco C56 user manual Firewall Configuration

Page 48

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.

5.3.7.2Firewall

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.

 

 

Protocol

Filter protocol type (TCP/ UDP/ ICMP/ IP)

 

 

Port Range

Set the filter Port range

 

 

Src Address

Set source address. It can be a single IP address or use * as a wild

 

card. For example: 192.168.1.14 or *.*.*.14.

 

 

 

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Contents Cortelco Safety Notices Table of Contents Appendix Box Contents Thank youKeypad Sysinfo Connecting the phone Power switch Input 5V AC, 1AInput/Output Ports Network Settings PPPoE ModeStatic IP Mode Making a call Answering a callCall Hold Call Waiting Call transfer3-way conference call Dialing PauseIntroduction of configuration MWIMessage Waiting IndicationRedial / Unredial Click to dialSetting via web browser Password ConfigurationConfiguration via WEB Basic StatusField Name Explanation Wizard Static IP Quick SIP Settings Network WAN Config WAN SettingsCall Log Qos & Vlan Config Page Field Name Explanation Service Port TIME&DATEDaylight Saving Time Settings Voip SIP Configuration Manual Time SettingsField Name Explanation Codecs Settings Advanced SIP SettingsSipinfo Auto SIP Global Settings Stun Config SIP Line Using Stun Dial PeerField Name Explanation Dial Peer Examples Web Interface Explanation ExamplePhone Audio Feature Field Name Explanation Page Dial Plan Dial Plan Special Characters Contact Blacklist Settings WEB DialFunction Key Export Contact FileMaintenance Auto Provision Auto Provision Setting Syslog Config Setting Syslog SettingsLevel Name Description Web CaptureUpdate Web UpdateField Name Access Access ConfigurationReboot Security WEB FilterUser Management WEB FilterFirewall Configuration FirewallSettings via Phone’s Keyboard ProcedureLogout Phone menuSpecification Voice FeaturesHardware  DNS Network Features Maintenance and managementDigit-character map table
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