Draytek Vigor 2700 User Manual page 100

Specify ISDN CLID or
Remote VPN Gateway
Peer ISDN Number or
Peer VPN Server IP
User Name
Password
VJ Compression
IKE Authentication
Method
IPSec Security Method
Callback Function
94
Must- Specify the IPSec policy to be definitely applied on the
L2TP connection.
You can specify the IP address of the remote dial-in user or
peer ID (should be the same with the ID setting in dial-in
type) by checking the box. Enter Peer ISDN number if you
select ISDN above (This feature is useful for i model only.).
Also, you should further specify the corresponding security
methods on the right side.
If you uncheck the checkbox, the connection type you select
above will apply the authentication methods and security
methods in the general settings.
This field is applicable when you select PPTP or L2TP with or
without IPSec policy above.
This field is applicable when you select PPTP or L2TP with or
without IPSec policy above.
VJ Compression is used for TCP/IP protocol header
compression. This field is applicable when you select PPTP or
L2TP with or without IPSec policy above.
This group of fields is applicable for IPSec Tunnels and L2TP
with IPSec Policy when you Specify ISDN CLID (for i model
only) or Remote VPN Gateway Peer ISDN Number (for i
model only) or Peer VPN Server IP. The only exception is
Digital Signature (X.509) can be set when you select IPSec
tunnel either with or without specify the CLID or IP address
of the remote node.
Pre-Shared Key - Input 1-63 characters as pre-shared key.
Digital Signature (X.509) - Check the box of Digital
Signature to invoke this function and select one predefined
Profiles set in the VPN and Remote Access >>IPSec Peer
Identity.
This group of fields is a must for IPSec Tunnels and L2TP with
IPSec Policy when you specify the remote node.
Medium- Authentication Header (AH) means data will be
authenticated, but not be encrypted. By default, this option is
active.
High- Encapsulating Security Payload (ESP) means payload
(data) will be encrypted and authenticated. You may select
encryption algorithm from Data Encryption Standard (DES),
Triple DES (3DES), and AES.
The callback function provides a callback service only for the
ISDN dial-in user (this feature is useful for i model only). The
router owner will be charged the connection fee by the telecom.
Check to enable Callback function-Enables the callback
function.
Callback number-The option is for extra security. Once
enabled, the router will ONLY call back to the specified
Callback Number.
Callback budget- By default, the callback function has
limitation of callback period. Once the callback budget is
exhausted, the function will be disabled automatically.
Callback Budget (Unit: minutes)- Specify the time budget for
Vigor2700 Series User's Guide