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3. If you need to “Clone” the MAC 
Address from your network card, 
click “Clone MAC Address.” The 
MAC Address eld will display the 
new address.
4. Click “ENTER” when nished. 
A Domain Name Server (DNS) is like an index of names and Web 
addresses. If you type a Web address into your browser, such as 
www.smc-europe.com, a DNS server will nd that name in its index 
and nd the matching IP address: 198.137.240.92. Most ISPs provide 
a DNS server for speed and convenience. Since you are connecting to 
the Internet with dynamic IP settings, it is likely that your DNS servers 
are also provided dynamically.
5. If you are connecting to the 
Internet with a dynamic IP 
address, you probably do not 
need to enter anything here. 
However, if there is a DNS server
that you would rather use, enter 
the DNS server addresses in the 
spaces provided.
6. Click “ENTER” when nished.
Many ISPs use modems that automatically congure themselves. 
Sometimes connection information is stored on the modem and needs 
to be updated. You may need to shut down and restart your modem 
after you have congured your Barricade.
7. Restart your cable modem by removing the power, waiting a few 
seconds, and then reconnecting it.