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單項(xiàng)選擇題

An enterprise h as plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6 - enabled servers and applications.
Which of the fol lowing tools would be most appropriate?()

A. Native IPv6
B. Point - to -point tunnels
C. Multipoint tunnels
D. NAT - PT

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