TP-Link MR4-WR642G User Manual page 26

Internet connection, and you will not be able to re-establish your connection automatically as
soon as you attempt to access the Internet again. To use this option, click the radio button. If
you want your Internet connection to remain active at all times, enter "0" in the Max Idle Time
field. Otherwise, enter the number time in minutes that you wish to have the Internet
connecting last unless a new link is requested.
Caution: Sometimes the connection cannot be disconnected although you specify a time to
Max Idle Time, since some applications are visiting the Internet continually in the background.
Click the Connect button to connect immediately. Click the Disconnect button to disconnect
immediately.
Click the Advanced Settings button to set up the advanced option, the page shown in Figure 5-7
will then appear:
Packet MTU - The default MTU size is 1480 bytes, which value is usually fine. 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, these
should not be configured unless you are sure it is necessary for your ISP.
ISP Specified IP Address - If you know that your ISP does not automatically transmit your 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, which 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 at every interval between seconds. If the
value is 0, it means, do not detect.
MR4-WR642G
Figure 5-7 PPPoE Advanced Settings
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108M Wireless Router User Guide