D-Link DI-524UP manual Home WAN Others L2TP

PPTP Retype	Retype the password entered in the PPTP Password field.
Password
Maximum Idle Time	A value of 0 means that the PPP connection will remain
	connected. If your network account is billed according to the
	amount of time the Router is actually connected to the Internet,
	enter an appropriate Idle Time value (in seconds). This will
	disconnect the Router after the WAN connection has been idle
	for the amount of time specified. The default value = 5.
MTU	Enter an MTU value only if required by your ISP. Otherwise,
	leave it at the default setting.
Connect Mode	This function, with Connect-on-demand selected, will allow the
	router to connect any workstation on your LAN to the Internet
	upon request. If this function is set at Always-on, no request
	from the workstation will be needed to connect to the Internet. If
	Manual is selected, it will be necessary for the workstation on
	the LAN to manually connect to the Internet through this router.

Home > WAN > Others > L2TP

Some ISPs may require the user to uplink using the Layer 2 Protocol Tunneling (L2PT) method. L2PT is a VPN protocol that will ensure a direct connection to the server using an authentication process that guarantees the data originated from the claimed sender and was not damaged or altered in transit. Once connected to the VPN tunnel, it seems to the user that the client computer is directly connected to the internal network. To set up your L2PT connection, enter the following data that was provided to you by your ISP.

L2PT	Choose between Dynamic and Static IP. Using Dynamic IP, the
	router will set your basic IP parameters, such as the IP Address,
	Subnet Mask and Gateway. For Static IP, this information must
	be set manually by the user.
IP Address	The IP address that will be assigned to your router for this
	connection, as stated by your ISP. Dynamic IP requires no
	input here.
Subnet Mask	The IP address of the corresponding Subnet Mask, as stated to

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