TP-Link Archer C7 User Manual page 38

Default Gateway - (Optional) Enter the gateway IP address in dotted-decimal notation

provided by your ISP.
MTU Size - The normal MTU (Maximum Transmission Unit) value for most Ethernet networks

is 1500 Bytes. It is not recommended that you change the default MTU Size unless required
by your ISP.
Primary/Secondary DNS - (Optional) Enter one or two DNS addresses in dotted-decimal

notation provided by your ISP.
Click the Save button to save your settings.
3. If your ISP provides a PPPoE connection, select PPPoE/Russia PPPoE option. And you
should enter the following parameters (Figure 4-6):
User Name/Password - Enter the User Name and Password provided by your ISP. These

fields are case-sensitive.
Secondary Connection - It's available only for PPPoE Connection. If your ISP provides an

extra Connection type such as Dynamic/Static IP to connect to a local area network, then you
can check the radio button of Dynamic/Static IP to activate this secondary connection.
Disabled - The Secondary Connection is disabled by default, so there is PPPoE

connection only. This is recommended.
Dynamic IP - You can check this radio button to use Dynamic IP as the secondary

connection to connect to the local area network provided by ISP.
Archer C7 AC1750 Wireless Dual Band Gigabit Router
Figure 4-6 WAN - PPPoE
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