Mac Clone - TP-Link TL-WR542G User Manual

Packet MTU: The default MTU size is usually fine. The normal MTU (Maximum
Transmission Unit) value for most Ethernet networks is 1492 bytes. For some
ISPs, you need modify the MTU. This should not be done unless you are sure it
is necessary for your ISP.
Service Name/AC Name: The service name and AC (Access Concentrator)
name, this should not be done unless you are sure it is necessary for your ISP.
ISP Specified IP Address: If you know that your ISP does not automatically
transmit IP address to the Router during login, click "Use the IP Address
specified by ISP" check box and enter the IP Address in dotted-decimal
notation your ISP provided.
Detect Online Interval: The default value is 0, you can input the value between
0 and 120. The Router will detect Access Concentrator online every interval
seconds. If the value is 0, it means not detecting.
DNS IP address: If you know that your ISP does not automatically transmit
DNS addresses to the Router during login, click "Use the following DNS
servers" checkbox and enter the IP address in dotted-decimal notation of your
ISP's primary DNS server. If a secondary DNS server address is available,
enter it too.
Click the Save button to save your settings.

5.4.3 MAC Clone

You can configure the MAC address of the WAN port on this page, figure 5-8:
TL-WR542G
Figure 5-7: PPPoE Advanced Settings
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54M Wireless Router User Guide