Virtual Private Network - the Netgroup at Politecnico di Torino
Virtual Private Network - the Netgroup at Politecnico di Torino
Virtual Private Network - the Netgroup at Politecnico di Torino
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(<strong>Virtual</strong>) VPN Topologies<br />
• Hub and spoke<br />
• Each branch communic<strong>at</strong>es <strong>di</strong>rectly with<br />
headquarters<br />
• Fits to d<strong>at</strong>a flow of many corpor<strong>at</strong>ions<br />
• Mainframe or d<strong>at</strong>a-center centered<br />
• Routing is sub-optimal<br />
• Small number of tunnels<br />
• Hard to manually configure<br />
• Hub could become bottleneck<br />
• Mesh<br />
• Larger number of tunnels<br />
• Easier to manually configure<br />
• Optimized routing<br />
VPN - 32 © M. Bal<strong>di</strong> & L. Ciminiera: see page 2
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