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For questions about network topology, where a network topology is the arrangement of a network, including its nodes and connecting lines.

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What are the NAT boxes for in the topogogy?

Its hard to say for sure without knowing the configuration. But my best guess would assume the two arrows of 20gbps links each indicate the NAT device sits "within" the edge routers. So something like …
Eddie's user avatar
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5 votes
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IPSec site-to-site with/without NAT

If one site has the internal address space of 11.11.0.0/16 and the other has 10.1.1.0/24, then technically you do not have Overlapping networks on either side of the VPN tunnel. If you want the 11.11 …
Eddie's user avatar
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