Which of the statements about dual stack is correct?

Posted by: Pdfprep Category: 300-320 Tags: , ,

Which of the statements about dual stack is correct?
A . Dual stack does not require additional resources on networking devices.
B . Dual stack improves the latency on hosts.
C . By default, IPv6 sessions are established only after an IPv4 session request times out.
D . Dual stack allows the host to communicate both over IPv4 and IPv6 without encapsulation.

Answer: D

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