Billion Electric Company BiGuard 2 User Manual

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secure tunnel. 
 
 
The next type of VPN setup is the Gateway to Multiple Gateway setup, where one 
gateway (Headquarter) is communicating with multiple gateways (Branch Offices) 
over the Internet. As with all VPNs, data is kept secure with secure tunnels. 
 
 
 
The final type of VPN setup is the Client to Gateway. A good example of where this 
can be applied is when a remote sales person accesses the corporate network over 
a secure VPN tunnel. 
 
 
VPN provides a flexible, cost-efficient, and reliable way for companies of all sizes to 
stay connected. One of the most important steps in setting up a VPN is proper 
planning. The following sections demonstrate the various ways of using BiGuard 
2/10 to setup your VPN. 
 
2.3.2  Concentrator 
 
The VPN Concentrator provides an easy way for branch offices to connect to 
headquarter through a VPN tunnel. All branch office traffic will be redirected to the 
VPN tunnel to headquarter with the exception of LAN-side traffic. This way, all 
branch offices can connect to each other through headquarter via the headquarter’ 
firewall management. You can also configure BiGuard 2/10 to function as a VPN