TP-Link TL-WR940N User Manual page 34

Connect on Demand - In this mode, the Internet connection can be terminated automatically
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after a specified inactivity period (Max Idle Time) and be re-established when you attempt to
access the Internet again. If you want your Internet connection keeps active all the time,
please enter "0" in the Max Idle Time field. Otherwise, enter the number of minutes you want
to have elapsed before your Internet access disconnects.
Connect Automatically - The connection can be re-established automatically when it was
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down.
Time-based Connecting - The connection will only be established in the period from the
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start time to the end time (both are in HH:MM format).

Note:
Only when you have configured the system time on System Tools -> Time page, will the
Time-based Connecting function can take effect.
Connect Manually - You can click the Connect/ Disconnect button to connect/disconnect
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immediately. This mode also supports the Max Idle Time function as Connect on Demand
mode. The Internet connection can be disconnected automatically after a specified inactivity
period and re-established when you attempt to access the Internet again.
Caution: Sometimes the connection cannot be terminated although you specify a time to Max Idle
Time, since some applications are visiting the Internet continually in the background.
If you want to do some advanced configurations, please click the Advanced button, and the page
shown in Figure 4-10 will then appear:
MTU Size - The default MTU size is "1480" bytes, which is usually fine. It is not
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recommended that you change the default MTU Size unless required by your ISP.
TL-WR940N/TL-WR941ND
Figure 4-10 PPPoE Advanced Settings
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450Mbps Wireless N Router