DryTek Vigor 2952 series, Руководство пользователя

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Vigor2952 Series User’s Guide 257
Item Description
Common Settings Profile Name – Specify a name for the profile of the
LAN-to-LAN connection.
Enable this profile - Check here to activate this profile.
VPN Dial-Out Through - Use the drop down menu to choose a
proper WAN interface for this profile. This setting is useful
for dial-out only.

WAN1 First/ WAN2 First/ WAN3 First/WAN4 First -
While connecting, the router will use
WAN1/WAN2/WAN3/WAN4 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/WAN3 Only/WAN4 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 IPsec tunnel alive - This function is to
help the router to determine the status of IPsec VPN
connection, especially useful in the case of abnormal VPN
IPsec tunnel disruption. For details, please refer to the note
below. Check to enable the transmission of PING packets to a
specified IP address.
Enable PING to keep IPsec tunnel alive is used to handle
abnormal IPsec VPN connection disruption. It will help to
provide the state of a VPN connection for router’s judgment