For secure communication and confidential data exchange of routers in networks, company locations are connected via "a secure data channel" (virtual private networks; abbreviation VPN). This uses the public Internet and adds the security aspect. The results are maximum spatial flexibility and cost-optimized processes.

VPN is suitable for all company sizes and enables the secure connection of branch offices, home offices and mobile employees via a secure connection.

VPN routers are the basis for secure site networking via VPN. There are VDSL routers, ADSL routers, routers with Gigabit Ethernet as well as 4G (LTE) and 3G wireless routers.

Central Site VPN Gateways with up to 1,000 simultaneous VPN connections are ideal for networking a larger number of sites.