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Getting Started
Setting up the PCs on your LAN
• If you do not want to use a DHCP server, proceed to
Automatic LAN configuration using the UTM Firewall DHCP server
By selecting Manual Configuration for the UTM Firewall's LAN connection, and supplying the DHCP Server
Address Range, the UTM Firewall's DHCP server is already set up and running. Each PC on your LAN must
now be set up to automatically obtain network settings.
Click Start > Settings > Control Panel and double-click Network Connections. If presented with
1
multiple connections, right-click Local Area Connection (or appropriate network connection) and click
Properties.
Select Internet Protocol (TCP/IP) and click Properties
2
Figure 26 Internet Protocol (TCP/IP) Properties
Click Obtain an IP address automatically.
3
Click Obtain DNS server address automatically.
4
Click OK.
5
Automatic LAN configuration using an existing DHCP server
If you chose the Obtain LAN IP address from a DHCP server on LAN option, we strongly recommend
that you add a lease to your existing DHCP server to reserve the IP address you chose for the UTM
Firewall's LAN connection.
If you chose to set the UTM Firewall's LAN connection settings using Manual configuration, remove this
address from the pool of available addresses, then:
Enter this same IP address as the gateway IP address for the existing DHCP server to hand out.
1
Enter this same IP address as the DNS server IP address for the DHCP server to hand out.
2
Ensure all PCs on the network are set up to automatically obtain network configuration as per
3
LAN configuration using the UTM Firewall DHCP
Note:
The purpose of restarting the computers is to force an update of their automatically configured network
settings. Alternatively, you can disable and re-enable the network connection.
32
McAfee UTM Firewall 4.0.4 Administration Guide
Manual LAN
configuration.
(Figure
26).
server, then restart them.
Automatic
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Troubleshooting
