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300-320 · Question #718

An engineer is developing an enterprise strategy for IPv6 migration. The legacy IPv4 environment should not be in any way affected by migration to avoid production outages. Which deployment model…

The correct answer is C. dual-stack. Dual-stack is the correct deployment model because it runs IPv4 and IPv6 simultaneously and independently on the same infrastructure. IPv4 operations remain completely unchanged - existing IPv4 routing, addressing, and applications continue to function without modification…

Advanced Addressing and Routing Solutions

Question

An engineer is developing an enterprise strategy for IPv6 migration. The legacy IPv4 environment should not be in any way affected by migration to avoid production outages. Which deployment model accomplishes this goal?

Options

  • Ahybrid
  • Bdistributed
  • Cdual-stack
  • Dservice block

How the community answered

(36 responses)
  • A
    3% (1)
  • B
    6% (2)
  • C
    92% (33)

Explanation

Dual-stack is the correct deployment model because it runs IPv4 and IPv6 simultaneously and independently on the same infrastructure. IPv4 operations remain completely unchanged - existing IPv4 routing, addressing, and applications continue to function without modification. IPv6 is introduced in parallel, allowing gradual migration and testing. Translation or tunneling mechanisms (like NAT64 or 6to4) are not required, which reduces risk. 'Hybrid' (A) is not a standard IPv6 migration term. 'Distributed' (B) and 'service block' (D) are architectural models unrelated to IPv6 migration strategy.

Topics

#IPv6 migration#dual-stack#IPv4 coexistence#transition

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