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CNX-001 · Question #17

A network engineer adds a large group of servers to a screened subnet and configures them to use IPv6 only. The servers need to seamlessly communicate with IPv4 servers on the internal networks. Which

The correct answer is D. Implement NAT64 on the router between the screened subnet and the internal network.. NAT64 provides automatic protocol translation between IPv6-only clients and IPv4-only servers at the router, letting your new IPv6-only servers communicate seamlessly with existing IPv4 resources without changing their addresses.

Cloud Network Design

Question

A network engineer adds a large group of servers to a screened subnet and configures them to use IPv6 only. The servers need to seamlessly communicate with IPv4 servers on the internal networks. Which of the following actions is the best way to achieve this goal?

Options

  • AAdd IPv6 to the network cards on the internal servers so they can communicate with the screened
  • BSet up a bridge between the screened subnet and internal networks to handle the conversion.
  • CChange the servers in the screened subnet from IPv6 addresses to IPv4 addresses.
  • DImplement NAT64 on the router between the screened subnet and the internal network.

How the community answered

(62 responses)
  • A
    3% (2)
  • B
    5% (3)
  • C
    8% (5)
  • D
    84% (52)

Explanation

NAT64 provides automatic protocol translation between IPv6-only clients and IPv4-only servers at the router, letting your new IPv6-only servers communicate seamlessly with existing IPv4 resources without changing their addresses.

Topics

#IPv6#IPv4 Interoperability#NAT64#Network Translation

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