Scenario Overview; Figure 2: Network Diagram - Grandstream Networks GWN7000 User Manual

SCENARIO OVERVIEW

Company ABC has several locations offices connected to the Internet using Grandstream GWN7000
routers and for security reasons the traffic between the main office in LA and one of the branch offices in
NY, the admin has decided to establish a VPN Site-to-Site between the two sites to ensure that sensitive
data between the two networks is forwarded securely into the encrypted tunnel. This will allow also phone
calls to go encrypted and protected against possible rogue eavesdropping of phone calls between the two
offices.
✓ The main office has a LAN subnet with range of: 192.168.1.0/24
✓ The branch office has a LAN Subnet with range of: 192.168.3.0/24
✓ The VPN tunnel will have the following IP range: 10.1.1.0/24
The figure below shows the actual diagram of the network:
The main design is to set the client/server architecture to implement the VPN Tunnel, currently GWN
supports client/server for both OpenVPN
necessary configurations that are needed to establish the connection and provide at the end some
verification procedures.

Figure 2: Network Diagram

® and PPTP technologies, we will cover through this guide the
GWN7000 OpenVPN ® Site-to-Site VPN Guide
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