Draytek Vigor2760 User Manual page 273

Description
Idle Timeout
Server Type
L2TP over IPsec
MPPE
Vigor2760 Series User's Guide
If you want to edit the user account, simply move your mouse
and double click on it to open the edit box.
External Server – It is available when External is selected as
authentication type. Only the object profiles configured with
External type will be displayed here.
Thus, you have to complete the following settings first before
adjusting the settings in this field.

Add a new RADIUS profile in User Management>>
RADIUS.

Add new User Object profiles in User
Management>>User Profile. Remember to choose
External as the Type and choose the RADIUS server you
just created from the External Server drop down list.
Type a description for such profile.
The default value is 300 seconds. If the connection has been
idled over the value, the router will drop the connection.
PPTP - Build a PPTP VPN connection to the server through
the Internet. You should set the identity like User Name and
Password below for the authentication of remote server.
L2TP - Build a L2TP VPN connection through the Internet.
You can select to use L2TP alone or with IPsec.
DHCP over IPSec - Build a DHCP over IPSec VPN
connection to the server through the Internet.
If L2TP is chosen as the server type, check this item to enable
the function of L2TP over IPsec.
It is available when PPTP is selected as Server Type.
Select Optional or Required for MPPE.
Optional – The local end accepts any MPPE encryption
settings from the remote end.
Required – If such option is selected, a new option of MPPE
263