Siemens RUGGEDCOM ROX II

Chapter 12
Tunneling and VPNs
RUGGEDCOM ROX II
CLI User Guide
430 Understanding DMVPN
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Figure20:Hub-and-Spoke Topology – Single Hub
1.Hub (Static IP Address) 2.Spoke (Static IP Address) 3.Hub-to-Spoke GRE/IPsec Tunnel
Spokes can also be connected to a secondary hub when redundancy is required.
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Figure21:Hub-and-Spoke Topology – Dual Hub
1.Hub (Static IP Address) 2.Spoke (Static IP Address) 3.Hub-to-Spoke GRE/IPsec Tunnel