Cisco WRT300N User Manual - Page 42

The Applications & Gaming Tab - DMZ

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Wireless-N Broadband Router The Applications & Gaming Tab - DMZ The DMZ screen allows one local user to be exposed to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing. DMZ hosting forwards all the ports at the same time to one PC. The Port Range Forwarding is more secure because it only opens the ports you want to have opened, while DMZ hosting opens all the ports of one computer, exposing the computer to the Internet. Any PC whose port is being forwarded must have its DHCP client function disabled and should have a new static IP address assigned to it because its IP address may change when using the DHCP function. DMZ To use this feature, select Enabled. To disable DMZ hosting, select Disabled. Source IP Address. If you want any IP address to be the source, select Any IP Address. If you want to specify an IP address or range of IP addresses as the designated source, click the second radio button, and enter the IP address(es) in the fields provided. Destination. If you want to specify the DMZ host by IP address, select IP Address and complete the IP address in the field provided. If you want to specify the DMZ host by MAC address, select MAC Address and enter the MAC address in the field provided. To retrieve this information, click the DHCP Client Table button. The DHCP Client Table lists computers and other devices that have been assigned IP addresses by the Router. The list can be sorted by Client Name, Interface, IP Address, MAC Address, and Expired Time (how much time is left for the current IP address). To select a DHCP client, click the Select button. To retrieve the most up-to-date information, click the Refresh button. To exit this screen and return to the DMZ screen, click the Close button. When you have finished making changes to this screen, click the Save Settings button to save the changes, or click the Cancel Changes button to undo your changes. For more information, click Help. Figure 5-32: Applications & Gaming Tab - DMZ Figure 5-33: DHCP Client Table Chapter 5: Configuring the Wireless-N Broadband Router 36 The Applications & Gaming Tab - DMZ

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36
Chapter 5: Configuring the Wireless-N Broadband Router
The Applications & Gaming Tab - DMZ
Wireless-N Broadband Router
The Applications & Gaming Tab - DMZ
The
DMZ
screen allows one local user to be exposed to the Internet for use of a special-purpose service such as
Internet gaming and videoconferencing. DMZ hosting forwards all the ports at the same time to one PC. The Port
Range Forwarding is more secure because it only opens the ports you want to have opened, while DMZ hosting
opens all the ports of one computer, exposing the computer to the Internet.
Any PC whose port is being forwarded must have its DHCP client function disabled and should have a new static
IP address assigned to it because its IP address may change when using the DHCP function.
DMZ
To use this feature, select
Enabled
. To disable DMZ hosting, select
Disabled
.
Source IP Address
. If you want any IP address to be the source, select
Any IP Address
. If you want to specify an
IP address or range of IP addresses as the designated source, click the second radio button, and enter the IP
address(es) in the fields provided.
Destination
. If you want to specify the DMZ host by IP address, select
IP Address
and complete the IP address in
the field provided. If you want to specify the DMZ host by MAC address, select
MAC Address
and enter the MAC
address in the field provided. To retrieve this information, click the
DHCP Client Table
button.
The DHCP Client Table lists computers and other devices that have been assigned IP addresses by the Router. The
list can be sorted by Client Name, Interface, IP Address, MAC Address, and Expired Time (how much time is left
for the current IP address). To select a DHCP client, click the
Select
button. To retrieve the most up-to-date
information, click the
Refresh
button. To exit this screen and return to the
DMZ
screen, click the
Close
button.
When you have finished making changes to this screen, click the
Save Settings
button to save the changes, or
click the
Cancel Changes
button to undo your changes. For more information, click
Help
.
Figure 5-32: Applications & Gaming Tab - DMZ
Figure 5-33: DHCP Client Table