To add firewall rules:
1. Open the Firewall Settings page (Configuration tab > VoIP menu > Security
submenu > Firewall Settings).
2. Click the Add button; the following dialog box appears:
Figure 15-1: Firewall Settings Page - Add Record
3. Configure the firewall parameters, as required. For a description of the parameters,
see the table below.
4. Click Submit to add the new firewall rule to the table.
5. Reset the device to activate the rules.
The table below provides an example of configured firewall rules:
Firewall Rule Examples
Parameter
Value per Rule
1 2 3 4 5
Source IP
12.194.231.76 12.194.230.7 0.0.0.0 192.0.0.0 0.0.0.0
Prefix Length
16 16 0 8 0
Start Port and End Port
0-65535 0-65535 0-65535 0-65535 0-65535
Protocol
Any Any icmp Any Any
Use Specific Interface
Enable Enable Disable Enable Disable
Interface Name
WAN WAN None Voice-Lan None
Byte Rate
0 0 40000 40000 0
Burst Bytes
0 0 50000 50000 0
Action Upon Match
Allow Allow Allow Allow Block
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