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4.14 Upgrade/Transition Plans
4.14.1 Transition/Migration
<<Describe the likely transition(s) paths and migration scenario(s) for
the existing installed base customers. >>
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4.14.2 Upgrade Path(s)
<<If an upgrade is required from the old product(s) to the new
product(s), describe the upgrade path. If applicable, describe
forward/backward compatibility.>>
4.14.3 Transition Plans
<<If the new product(s) are expected to eventually replace the old
product(s), what are the transition plans? How will the customers move
their networks from one product to the other?>>
4.14.4 Unsupported Features
<<Document all functionalities / features that may be lost in the
customer migration/transition paths described above. List all applicable
assumptions. >>
4.15 Duration of Product Support
<< Specify if both the old and new product(s) will continue to be
supported. How long will the support for the old product last?>>
4.16 Product Interoperability
<<If both old and new product(s) exist simultaneously, what is the
expected interoperability? >>
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