21 
MTU 
This is optional. You can specify the maximum size of your 
transmission packet to the Internet. Leave it as it is if you to not 
wish to set a maximum packet size.
Connection Type 
If you select 
“
Continuous
”
, the router will always connect 
to the ISP. If the WAN line breaks down and links again, 
the router will auto-reconnect to the ISP. 
If you select 
“
Connect On Demand
”
, the router will auto-
connect to the ISP when someone want to use the Internet 
and keep connected until the WAN idle timeout. The router 
will close the WAN connection if the time period that no 
one is using the Internet exceeds the 
“
Idle Time
”
. 
If you select 
“
Manual
”
, the router will connect to ISP only 
when you click 
“
Connect
”
manually from the Web user 
interface. The WAN connection will not disconnected due 
to the idle timeout. If the WAN line breaks down and latter 
links again, the router will not auto-connect to the ISP. 
Idle Time 
You
can 
specify an idle time threshold (minutes) for the WAN 
port. This means if no packets have been sent (no one using the 
Internet) during this specified period, the router will automatically 
disconnect the connection with your ISP. 
Note:
This 
“
idle timeout
”
function may not work due to abnormal 
activities of some network application software, computer virus 
or hacker attacks from the Internet. For example, some software 
sends network packets to the Internet in the background, even 
when you are not using the Internet. So please turn off your 
computer when you are not using it. This function also may not 
work with some ISP. So please make sure this function can work 
properly when you use this function in the first time, especially 
your ISP charge you by time used. 
Click <
OK>
when you have finished the configuration above. 
Congratulations
! You have 
completed the configuration for the PPPoE connection. You can start using the router now, if you 
wish to use some of the advance features supported by this router see chapter 2, 3, 4.
1.4 PPTP 
Select PPTP if your ISP requires the PPTP protocol to connect you to the Internet. Your ISP 
should provide all the information required in this section.