Siemens SCALANCE M874-3 - Page 141

VPN tunnel between SCALANCE M-800 and S612
3.4 Firewall with a VPN connection
SCALANCE M-800 Getting Started
Getting Started, 06/2015, C79000-G8976-C337-04
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9. Configure the second firewall rule with the following settings:
Action
Drop
From
Internal
To IPsec tunnel
Source (Range)
0.0.0.0/0
(Prevents TCP data traffic between the internal network and the
remote network connected via the VPN tunnel.)
Destination (Range)
Service
TCP all
10.Click "Set Values".