TP-Link TD-W9970 User Manual page 49

Click Add New Connection
IPSec Connection Name:

Remote IPSec Gateway Address (URL):

which is the public WAN IP or domain name of the remote VPN server endpoint. (For example:
Input 219.134.112.247
Tunnel access from local IP addresses:

VPN network, or else choose
IP Address for VPN:

Device1, input 192.168.2.1
IP Subnetmask: Enter the Subnet mask of your LAN. ( For example: Input

both Device1 and Device2)
Tunnel access from remote IP addresses:

to join the VPN network, or else choose Single Address if you want single IP to join the VPN
network.
IP Address for VPN:

in Device1,Input 192.168.1.1
IP Subnetmask: Enter the subnetmask of the remote LAN. ( For example: Input

in both Device1 and Device2)
Key Exchange Method:

If you select Auto as Key Exchange
and then you will enter the screen shown below.
Enter a name for your VPN.
Enter the destination gateway IP address in the box
in Device1, Input 219.134.112.246
Choose
Single Address
Enter the IP address of your LAN. (For example: Input
in Device2)
Enter the IP address of the Remote LAN. (For example: Input
in Device2)
Select Auto (IKE) or Manual.
Method, the screen will display as follows:
in Device2)
Subnet if you want the whole LAN to join the
if you want a single IP to join the VPN network.
Choose Subnet if you want the Remote Whole LAN
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TD-W9970 User Guide
192.168.1.1
255.255.255.0
192.168.2.1
255.255.255.0
in
in