D-Link DSL-2740B User Manual page 37

Section 3 - Configuration
For PPPoE Connection
Type in the Username and Password (and PPPoE Service Name, if
required by your ISP).
Select the specific Authentication Method from the drop-down menu
(PAP or CHAP). Or use default AUTO to allow Router to negotiate with
PPP server automatically.
Dial on demand
If checked, will tear down the PPP link automatically when there is no
incoming/outgoing packet via WAN interface for the programmed period
of time that is set below (in minutes). Router activates PPPoE
connection automatically when user wants to access Internet.
PPP IP extension
Router passes the obtained IP address to the local PC and acts as a
bridge only modem.
Use Static IP Address
Type in the IP address given by your ISP in this field if your Router's IP
address is not dynamically assigned.
IGMP Multicast
Check the Enable IGMP Multicast checkbox if user needs IPTV related
application.
Click on the Next button to go to the next window.
Please refer to page 34 DNS Server Configuration for the next step.
D-Link DSL-2740B User Manual 37