Siemens SIMATIC TeleControl DNP3 Configuration Manual page 78

Configuration
3.17 Security (CP) and certificates
Note
Communication also possible via an IP router
Communication between the two stations is also possible via an IP router. To use this
communications path, however, you need to make further settings.
Procedure
To create a VPN tunnel, you need to work through the following steps:
1. Creating a security user
If the security user has already been created: Log on as this user.
2. Enable the "Activate security features" option
3. Creating the VPN group and assigning security modules
4. Configure the properties of the VPN group
5. Configure local VPN properties of the two CPs
You will find a detailed description of the individual steps in the following paragraphs of this
section.
Select "Activate security features"
After logging on, you need to select the "Activate security features" check box in the
configuration of both CPs.
You now have the security functions available for both CPs.
Creating the VPN group and assigning security modules
1. In the global security settings, select the entry "Firewall" > "VPN groups" > "Add new VPN
group".
2. Double-click on the entry "Add new VPN group", to create a VPN group.
Result: A new VPN group is displayed below the selected entry.
3. In the global security settings, double-click on the entry "VPN groups" > "Assign module
to a VPN group".
4. Assign the security modules between which VPN tunnels will be established to the VPN
group.
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Configuration Manual, 11/2018, C79000-G8976-C508-01
Configuration - DNP3