VPN tunnel between SCALANCE M-800 and S612 
  3.3 Secure VPN tunnel with certificates 
SCALANCE M-800 Getting Started 
Getting Started, 06/2015, C79000-G8976-C337-04 
135 
 
Establishing the VPN connection 
Procedure 
1.  Click on "Security" > "IPSec VPN" in the navigation area and on the "Connection" tab in 
the content area. 
2.  As "Operation", select "start" and click "Set Values". 
 
The SCALANCE M establishes the VPN tunnel to the S612. If the VPN tunnel is established, 
the 
 LED is lit green on the device. 
You will find more detailed information in "Information" > "IPSec VPN".