What is a characteristic of the IPsec ESP tunnel mode?

IT Questions BankCategory: CCNPWhat is a characteristic of the IPsec ESP tunnel mode?

What is a characteristic of the IPsec ESP tunnel mode?

  • It encrypts the entire original packet.
  • It encrypts and authenticates only the original packet payload.
  • It uses the original IP header to route packets.
  • It encrypts both the IPsec and ESP headers.

Explanation: There are two modes of ESP operation, tunnel mode and transport mode. In ESP tunnel mode the entire original packet is encrypted and a new IPsec header is added which is used to route the packet.

Exam with this question: Chapter 20: Quiz – Securing DMVPN Tunnels CCNPv8 ENARSI


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