TP-Link TL-WR1043ND User Manual page 38

 Primary DNS/Secondary DNS - If your ISP does not automatically assign DNS addresses
to the router during login, please click "Use the following DNS servers" check box 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 as well.
Click the Save button to save your settings.
4. If your ISP provides L2TP connection, please select L2TP/Russia L2TP option. And you
should enter the following parameters.
 User Name/Password - Enter the User Name and Password provided by your ISP. These
fields are case-sensitive.
Dynamic IP/ Static IP - Select Static IP if IP address, subnet mask, gateway and DNS

server address have been provided by your ISP. Otherwise, please select Dynamic IP.
Server IP Address/Name - Enter server IP address or domain name provided by your ISP.

Connect on Demand - You can configure the router to disconnect from your Internet

connection after a specified period of inactivity (Max Idle Time). If your Internet connection
has been terminated due to inactivity, Connect on Demand enables the router to
automatically re-establish your connection as soon as you attempt to access the Internet
TL-WR1043ND 450Mbps Wireless N Gigabit Router
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