11
Which of the following are purposes of NAT traversal in IPsec? (Choose two.)
Select all that apply, then click Submit answer.
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To detect intermediary NAT devices in the tunnel path.
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To dynamically change phase 1 negotiation mode aggressive mode.
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To encapsulation ESP packets in UDP packets using port 4500.
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To force a new DH exchange with each phase 2 rekey.
