ProSafe Dual WAN Gigabit Firewall with SSL & IPsec VPN FVS336G Reference Manual
Network Planning for Dual WAN Ports C-11
v1.2, June 2008
Load Balancing Case for Dual Gateway WAN Ports
Load balancing (Figure C-8) for the dual gateway WAN port case is the same as the single
gateway WAN port case when specifying the IP address of the VPN tunnel end point. Each IP
address is either fixed or dynamic based on the ISP: fully-qualified domain names must be
used when the IP address is dynamic and are optional when the IP address is static.
VPN Road Warrior (Client-to-Gateway)
The following situations exemplify the requirements for a remote PC client with no firewall to
establish a VPN tunnel with a gateway VPN firewall:
Single gateway WAN port
Redundant dual gateway WAN ports for increased reliability (before and after rollover)
Dual gateway WAN ports used for load balancing
Figure C-7
Figure C-8