User's Manual

Wireless Broadband Router User Manual
Page 24 of 40
MTU manually, and you should leave this value in the 1200 to 1500 range. If the value you set
is not in accord with the value ISP provide, it may causes some problems, such as fail to send
Email, or fail to browse website. So if that happened, you can contact your ISP for more
information and correct your router’s MTU value.
Primary DNS：DNS server is used for resolve domain name. Your ISP will provide you with at
least one DNS IP address, input IP address of your DNS server in this field.
Secondary DNS：Input IP address of backup DNS server or you can leave this field blank.
4.3.2 PPPoE User
Some DSL-based ISPs use PPPoE (Point-to-Point Protocol over Ethernet) to establish
Internet connections. If you are connected to the Internet through a DSL line, check with your
ISP to see if they use PPPoE. If they do, you will have to select PPPoE.
Figure - 28
z PPPoE Username: Enter the User Name provided by your ISP for the PPPoE
connection
z PPPoE Password: Enter the Password provided by your ISP for the PPPoE connection
z MAC: Your ISP may require a particular MAC address in order for you to connect to the
Internet. This MAC address is the PC’s MAC address that your ISP had originally
connected your Internet connection to. Type in this MAC address in this section or use
the “Clone MAC” button to replace the WAN MAC address with the MAC address of that
PC (you have to be using that PC for the Clone MAC Address button to work). Check
"Clone MAC" to clone PC's physical address to WAN interface.