Configuring basic FortiGate Voice network and UTM settings | Example FortiGate Voice branch office configuration |
Addressing Mode | Manual |
IP/Netmask | 192.168.10.10/255.255.255.0 |
SIP Traffic | Select Enable |
Configure other network interface settings as required and select OK.
Note: You can also set the Addressing mode to DHCP or PPPoE for the wan1 interface depending on the requirements of your ISP. In the example the wan1 interface has a static IP address.
5Go to System > Network > Options.
6Add the IP addresses of the primary and secondary DNS servers used by the branch office provided by your ISP.
7Selected internal for Enable DNS forwarding from so that users on the internal network can use the FortiGate Voice internal interface as their DNS server IP address.
The procedure “To configure the FortiGate Voice to be a DHCP server for the internal network” on page 20 describes how to configure the FortiGate DHCP server to configure PCs on the internal network to use the FortiGate Voice internal interface as a DNS server.
8Select Apply.
9Go to Router > Static > Static Route.
10Edit the default static route and configure the following settings:
Destination IP/Mask | 0.0.0.0/0.0.0.0 |
Device | wan1 |
Gateway | Enter the IP address of the default gateway provided by your ISP. |
Distance | 10 |
11Select OK.
To configure the FortiGate Voice to be a DHCP server for the internal network
Use this procedure to add a new DHCP server for the internal network or to change the configuration of the default FortiGateVoice DHCP server. The DHCP server will give PCs on the Internal network IP addresses in the range 172.20.120.110 to 172.20.120.210 and set their default gateway and DNS server to the IP address of the FortiGate Voice internal interface.
1Go to System > DHCP > Service and select the expand arrow for the internal interface.
2Select the Add DHCP Server icon for the internal interface.
If a DHCP server has already been added for the internal interface, select the Edit icon to change its configuration.
3Configure the following settings.
Name | Add a name for the DHCP server if you are adding a new one. |
Enable | Select |
Type | Regular |
IP Range | 172.20.120.110 - 172.20.120.210 |
Network Mask | 255.255.255.0 |
Default Gateway | 172.20.120.10 |
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| FortiGate Voice Version 4.0 MR1 Administration Guide |
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| http://docs.fortinet.com/ • Feedback |
