Draytek Vigor2860 User Manual page 368

TCP/IP Network
Settings
354
VPN tunnel by using the characteristic of GRE. Even hacker
can decipher IPsec encryption, he/she still cannot ask LAN
site to do data transmission with any information. Such
function can ensure the data transmitted on VPN tunnel is
really sent out from both sides. This is an optional function.
However, if one side wants to use it, the peer must enable it,
too.
My GRE IP: Type the virtual IP for router itself for verified by
peer.
Peer GRE IP: Type the virtual IP of peer host for verified by
router.
My WAN IP –This field is only applicable when you select
PPTP or L2TP with or without IPsec policy above. The default
value is 0.0.0.0, which means the Vigor router will get a PPP
IP address from the remote router during the IPCP
negotiation phase. If the PPP IP address is fixed by remote
side, specify the fixed IP address here. Do not change the
default value if you do not select PPTP or L2TP.
Remote Gateway IP - This field is only applicable when you
select PPTP or L2TP with or without IPsec policy above. The
default value is 0.0.0.0, which means the Vigor router will
get a remote Gateway PPP IP address from the remote router
during the IPCP negotiation phase. If the PPP IP address is
fixed by remote side, specify the fixed IP address here. Do
not change the default value if you do not select PPTP or
L2TP.
Remote Network IP/ Remote Network Mask - Add a static
route to direct all traffic destined to this Remote Network IP
Address/Remote Network Mask through the VPN connection.
For IPsec, this is the destination clients IDs of phase 2 quick
mode.
Local Network IP / Local Network Mask - Display the local
network IP and mask for TCP / IP configuration. You can
modify the settings if required.
More - Add a static route to direct all traffic destined to
more Remote Network IP Addresses/ Remote Network Masks
through the VPN connection. This is usually used when you
find there are several subnets behind the remote VPN router.
RIP Direction - The option specifies the direction of RIP
(Routing Information Protocol) packets. You can
Vigor2860 Series User's Guide