[ADW-4401v4] How to establish an IPSec VPN Tunnel between ADW-4401v4 and VRT-311S/VRT-401?

You can establish a IPSec VPN tunnel between ADW-4401v4 and VRT-311S/401. It is easy to configure and share the resource between two-sites through a secure and safe connection.
You can configure your devices as below example.
In this example, 2 LANs are connected via IPSec VPN. The subnet of LAN-A is 203.67.31.0/24 and LAN-B is 192.168.0.0/24.

Network Topology


Note
• The LANs MUST use different IP address ranges.
• Both endpoints have fixed WAN (Internet) IP addresses

Site A : IPSec Settings of ADW-4401v4
Step 1.Select “Enable” and click “Apply” to enable the VPN, it needs to take several minutes.
Step 2.Enter a Name for this connection.
Step 3.Enter the Local public IP as “203.67.54.208”.
Step 4.Enter the Remote public IP as “210.66.155.78”. (VRT-311S/401 WAN IP)
Step 5.Enter the Local private IP as “203.67.31.0/24”.
Step 6.Enter the Remote private IP as “192.168.0.0/24”. (Site B Subnet)
Step 7.Enter the PSK Key as “1234567890”, it must match with VRT-311S/401.
Step 8.Click “Add” to add this VPN connection.
Step 9.Click “listen” to wait remote site for connection.


Site B : IPSec Settings of VRT-311S/401
Configure VRT-311S/401 VPN rule as the following image:


You will see the successfully message if the settings of two sites are properly.
And now status of the IPSec connection is up! The clients on Site A and Site B can access the resource by each other.


Note: When you reboot the ADW-4401v4, the IPSec function will disable. Please enable it again and re-connect the VPN connection by above steps.