TP-Link CPE520 CPE510 V1 UG - Page 42
Secondary DNS, MTU Size, WAN MAC Address, Your PC's MAC Address, Use These DNS Servers, Primary DNS
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Chapter 5 Network Tab Secondary DNS Enter alternative DNS IP address if your ISP provides. MTU Size The normal MTU (Maximum Transmission Unit) value for most Ethernet networks is 1500 Bytes. For some ISPs you need to modify the MTU. But this is rarely required, and should not be done unless you are sure it is necessary for your ISP connection. WAN MAC Address This field displays the current MAC address of the WAN port. If your ISP requires that you register the MAC address, please enter the correct MAC address into this field. The format for the MAC Address is XX-XX-XX-XX-XX-XX (X is any hexadecimal digit). Click Restore Factory MAC to restore the MAC address of WAN port to the factory default value. Your PC's MAC Address This field displays the MAC address of the PC that is managing the router. Some ISPs require that you should register the MAC address of your PC. If the MAC address is required, you can click Clone PC's MAC to set the WAN MAC address the same as your management PC's MAC. Dynamic For this connection, Your ISP uses a DHCP server to assign your router an IP address for connecting to the Internet. You don't need to configure any parameters. MTU Size The normal MTU (Maximum Transmission Unit) value for most Ethernet networks is 1500 Bytes. For some ISPs you need to modify the MTU. But this is rarely required, and should not be done unless you are sure it is necessary for your ISP connection. Use These DNS Servers If your ISP gives you one or two DNS IP addresses, select Use These DNS Servers and enter the Primary DNS and Secondary DNS into the correct fields. Otherwise, the DNS servers will be assigned from ISP dynamically. Primary DNS Enter the DNS IP address provided by your ISP. Secondary DNS Enter another DNS IP address provided by your ISP. - 39 -