3Com WL-542 Network Router User Manual


 
66 CHAPTER 5: CONFIGURING THE ROUTER
To enable the MAC Address Filtering feature:
1 Click Enable for the Enable MAC Address Filtering option.
2 In the Access Rule for registered MAC address option, select Allow or
Deny to determine the access rights for the list of addresses defined in
the MAC Address Filtering List.
3 To add entries to the MAC Address Filtering List:
Enter the MAC address of each client on your network to allow
network access
or
Copy the MAC address by selecting the name of the computer from
the DHCP Clients List, and then in the MAC Address Filtering List click
Copy To.
4 Click Apply to save the settings.
DMZ If you have a client PC that cannot run an Internet application properly
from behind the firewall, you can open the client up to unrestricted
two-way Internet access. This may be necessary if the NAT feature is
causing problems with an application such as a game or video
conferencing application.
Figure 56 DMZ Screen
Use this feature on a temporary basis. The computer in the DMZ is not
protected from hacker attacks.