D-Link DIR-822 User Manual page 58

Section 4 - Configuration
If Without authorization is disabled, specify the PPP password
Password:
provided by your ISP.
Enable this option to use the connection to communicate to the
Use as interface:
modem, but not to access the Internet.
Choose from IPv4, IPv6 or Dual. IPv4 is selected by default.
Type:
PPP
Specify the Maximum Transmission Unit of your Internet connection.
MTU:
You may need to change the MTU for optimal performance with your
ISP. The default setting is 1370.
Toggle this switch to maintain your connection when no activity is
Keep alive:
detected.
If you have enabled Keep alive, specify the LCP Echo frequency in
LCP interval:
seconds. The default setting is 30.
If you have enabled Keep alive, specify the maximum number of LCP
LCP fails:
fails before the connection is dropped.
Enable this option to automatically dial a PPPoE connection when
Dial on demand:
data flow is detected.
If you have enabled Dial on demand, specify a maximum idle time
Maximum idle
in seconds before the connection will be dropped.
time:
Toggle this switch to enable PPP debug. This feature is disabled by
PPP debug:
default.
D-Link DIR-822 User Manual 54