• Automatic setup and holding of IP-based online connection to the Internet
• Merging of distributed, IP-based networks via wired telephone or DSL networks
• Bi-directional IP-based data communication with a telecontrol center, e.g. ST7cc or ST7sc, WinCC or PCS 7
• Integrated security functions with firewall (stateful inspection)
• Integrated IPsec VPN tunnel encryption
• Data exchange between telecontrol stations (slave-slave communication) via a TIM communication module in the service center
• Secure data communication with the SINAUT ST7 stations

Configuration

• User-friendly configuration of all network and firewall parameters of the router using the web browser
  • CLI (Command Line Interface) available soon
  • Integration in TIA Portal available soon

Security

• Router for data transmission via public networks with NAT functionality (NAT Traversal, NAPT, 1:1-NAT)
• VPN termination
  • by means of IPsec protocol
  • OpenVPN available soon
• Firewall for protection against unauthorized access; the dynamic packet filter checks data packets based on the source and target address (Stateful Inspection)

Diagnostics / maintenance

• Connection buildup status and status of an existing connection via front LED display

Preconditions for using the SCALANCE M812-1 and 816-1 DSL routers

• Contract with a DSL provider with ADSL/ADSL2/ADSL2+ support
• Clarification in advance with the DSL provider about Annex A and Annex B support is required