Draytek Vigor2710 Series User Manual page 224

Dial-Out Settings
Vigor2710 Series User's Guide
disconnect 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.
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.
User Name - This field is applicable when you select, PPTP
or L2TP with or without IPSec policy above. The maximum
length for username is 49 characters.
Password - This field is applicable when you select PPTP or
L2TP with or without IPSec policy above. The maximum
length for password is 15 characters.
PPP Authentication - This field is applicable when you
select, PPTP or L2TP with or without IPSec policy above.
PAP/CHAP is the most common selection due to wild
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 Yes 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) - Click Digital Signature to
invoke this function and select one predefined Profiles
set in the VPN and Remote Access >>IPSec Peer
Identity as Peer ID.
Local ID – Specify which one will be inspected first.
Alternative Subject Name First – The alternative
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