
60 C
HAPTER
4: B
ASIC
S
ETTINGS OF THE
F
IREWALL
Click Network, and then select the DMZ Addresses tab. A window similar
to that in Figure 25 displays.
Figure 25 DMZ Address Window
Type the addresses for the DMZ individually or as a range. Type an
individual address in the From Address box. To enter a range of addresses,
such as the IP addresses from
199.168.23.50
to
199.168.23.100,
type
the starting address in the From Address box and the ending address in
the To Ad dre ss box.Youcanspecifyupto64addressranges.
Each of the servers on the DMZ needs a public IP address. Obtain these IP
addresses from your ISP. Usually, the ISP can also supply information on
setting up public Internet servers.
Click the Update button to save your changes.
To delete an address or range, select it in the Address Range list and click
Delete.
Network Address Translation (NAT) does not apply to servers on the DMZ.
Servers on the DMZ Port must therefore have addresses in the same
range as the WAN Port.
Settingupthe
DHCP Server
Dynamic Host Configuration Protocol (DHCP),isameansforcomputers
on a network to obtain their IP settings from a centralized server.
DHCP offers complete centralized management of IP client
configurations, including IP addresses, gateway address, and DNS
address.
DUA1611-0AAA02.book Page 60 Thursday, August 2, 2001 4:01 PM
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