Fortinet FortiGate Voice 4.0 MR1 User Manual
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Configuring basic FortiGate Voice network and UTM settings
Example FortiGate Voice branch office configuration
FortiGate Voice Version 4.0 MR1 Administration Guide
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Configure other network interface settings as required and select OK.
5 Go to System > Network > Options.
6 Add the IP addresses of the primary and secondary DNS servers used by the branch
office provided by your ISP.
7 Selected 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
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.
8 Select Apply.
9 Go to Router > Static > Static Route.
10 Edit the default static route and configure the following settings:
11 Select 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.
1 Go to System > DHCP > Service and select the expand arrow for the internal interface.
2 Select 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.
3 Configure the following settings.
Addressing Mode
Manual
IP/Netmask
192.168.10.10/255.255.255.0
SIP Traffic
Select Enable
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.
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
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