Draytek Vigor2760 Series User Manual page 185

Description
Idle Timeout
Server Type
L2TP over IPsec
MPPE
MPPE Encryption
VJ Compression
Security Method
Authentication Method
Vigor2760 Series User's Guide
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. Select from
below:
If L2TP is chosen as the server type, check this item to enable
the function of L2TP over IPsec.
Select Optional or Required for MPPE.
This field is applicable when you select PPTP as server type.
Optional – The local end accepts any MPPE encryption
settings from the remote end.
Required – If such option is selected, a new option of
MPPE Encryption box will appear. If you check this box,
the local end will only accept the data sent with the
encryption of 128-bit from the remote end. If not, the
local end will only accept the data send without
encryption. This option 128-bit indicates that the router
will use the MPPE encryption scheme with maximum
bits (128-bit) to encrypt the data.
This field is applicable when you select PPTP or L2TP above.
VJ Compression is used for TCP/IP protocol header
compression. Normally set to Yes to improve bandwidth
utilization.
This field is applicable when you select L2TP above.
Currently, the default setting is ESP.
This group of fields is applicable for both L2TP and L2TP over
IPsec boxes are enabled.
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