Draytek Vigor2762 series, User Manual

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of redial. Normally, if any one of VPN peers wants to
disconnect the connection, it should follow a serial of
packet exchange procedure to inform each other. However,
if the remote peer disconnects without notice, Vigor router
will by no where to know this situation. To resolve this
dilemma, by continuously sending PING packets to the
remote host, the Vigor router can know the true existence
of this VPN connection and react accordingly. This is
independent of DPD (dead peer detection).
PING to the IP - Enter the IP address of the remote host
that located at the other-end of the VPN tunnel.
Dial-Out Settings Type of Server I am calling - 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.
IPsec Tunnel - Build an IPsec VPN connection to the server
through Internet.
L2TP with IPsec Policy - Build a L2TP VPN connection
through the Internet. You can select to use L2TP alone or
with IPsec. Select from below:
 None: Do not apply the IPsec policy. Accordingly, the
VPN connection employed the L2TP without IPsec
policy can be viewed as one pure L2TP connection.
 Nice to Have: Apply the IPsec policy first, if it is
applicable during negotiation. Otherwise, the dial-out
VPN connection becomes one pure L2TP connection.

Must: Specify the IPsec policy to be definitely applied
on the L2TP connection.
SSL Tunnel - Build an SSL VPN connection to the server
through Internet.
User Name - This field is applicable when you select, PPTP
or L2TP with or without IPsec policy above. The length of
the name is limited to 49 characters.
Password - This field is applicable when you select PPTP or
L2TP with or without IPsec policy above. The length of the
password is limited to 15 characters.
PPP Authentication - This field is applicable when you
select, PPTP or L2TP with or without IPSec policy above.
PAP/CHAP/MS-CHAP/MS-CHAPv2 is the most common
selection due to compatibility.
VJ compression - 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. Normally set to On to improve bandwidth
utilization.
IKE Authentication Method - This group of fields is
applicable for IPsec Tunnels and L2TP with IPsec Policy.

Pre-Shared Key - Input 1-63 characters as pre-shared
key.

Digital Signature (X.509) - Select one predefined
Profiles set in the VPN and Remote Access >>IPsec
Peer Identity .
Peer ID - Select one of the predefined Profiles set in
VPN and Remote Access >>IPsec Peer Identity.
Local ID – Specify a local ID (Alternative Subject
Name First or Subject Name First) to be used for Dial-
Vigor2762 Series User’s Guide 205