Draytek Vigor 2925 Series User Manual page 375


WAN1 First/ WAN2 First/ WAN3 First /WAN4
First- While connecting, the router will use
WAN1/WAN2/WAN3 as the first channel for VPN
connection. If WAN1/WAN2/WAN3/WAN4 fails, the
router will use another WAN interface instead.
WAN1 Only /WAN2 Only/WAN 3 Only/WAN 4
Only- While connecting, the router will use
WAN1/WAN2/WAN3/WAN4 as the only channel for
VPN connection.
WAN1 Only: Only establish VPN if WAN2 down -
If WAN2 failed, the router will use WAN1 for VPN
connection.
WAN2 Only: Only establish VPN if WAN1 down -
If WAN1 failed, the router will use WAN2 for VPN
connection.
Netbios Naming Packet

Pass – click it to have an inquiry for data transmission
between the hosts located on both sides of VPN
Tunnel while connecting.

Block – When there is conflict occurred between the
hosts on both sides of VPN Tunnel in connecting,
such function can block data transmission of Netbios
Naming Packet inside the tunnel.
Multicast via VPN - Some programs might send multicast
packets via VPN connection.

Pass – Click this button to let multicast packets pass
through the router.

Block – This is default setting. Click this button to let
multicast packets be blocked by the router.
Call Direction - Specify the allowed call direction of this
LAN-to-LAN profile.

Both:-initiator/responder

Dial-Out- initiator only

Dial-In- responder only.
Always On-Check to enable router always keep VPN
connection.
Idle Timeout: The default value is 300 seconds. If the
connection has been idled over the value, the router will
drop the connection.
Enable PING to keep alive - This function is to help the
router to determine the status of IPSec VPN connection,
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Vigor2925 Series User's Guide