Siemens SCALANCE W1750D UI Configuration Manual page 542

AP-VPN Deployment Scenarios
35.3 Scenario 3 - IPsec: Multiple Datacenter Deployment with Primary and Backup Controllers for Redundancy
Topology
The following figure shows the topology and the IP addressing scheme used in this scenario.
Figure 35-3 Scenario 3 - IPsec: Multiple Datacenter Deployment with Primary and Backup Controllers for Redundancy
The IP addressing scheme used in this example is as follows:
● 10.0.0.0/8 is the corporate network.
● 10.30.0.0/16 subnet is reserved for L3 mode –used by Employee SSID.
● 10.40.0.0/16 subnet is reserved for L3 mode –used by Contractor SSID.
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Configuration Manual, 02/2018, C79000-G8976-C451-02
SCALANCE W1750D UI