PLANET Gigabit SSL VPN Security Router (SG-4800) is ideal Network Security solution to help the SMBs under 300 users increase the broadband network performance and reduce the risks of potential shutdown if one of the Internet connections fails. It integrates the newly IPv6 Dual Stack as well as internal load balancing capabilities to provide customers stable network compatibility. The SG-4800 can monitor each WAN link status and automatically activate backup links when a failure is detected. The detection is based on the configurable target Internet addresses.