Edimax Technology AR-7211B V2 manual If you choose Connect on Demand, Field, Description

Field		Description
Protocol		The protocol type used for this WAN
		connection is displayed here.
ATM VCC		The ATM virtual circuit connection
		assigned for this PPP interface
		(VPI/VCI).
Login Name		The user name provided by your ISP.
Password		The password provided by your ISP.
Authentication Method		You can choose AUTO, CHAP, or PAP.
Connection Type		You can choose Continuous, Connect
		on Demand, or Manual.
Idle Time (s)		If you choose Connect on Demand,
		you need to enter the idle timeout
		time. if the router does not detect
		the flow of the user continuously,
		within the preset idle time, the
		router automatically disconnects the
		PPPoE connection.
	52