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Migrating to the Solaris™ Operating System: The Discipline of UNIX-to-UNIX® Migrations by David Levy, Brian Down, Ken Pepple

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Choosing a Strategy and Developing Tactics

The ideal migration solution incorporates a number of the strategies listed in this chapter, where appropriate. Each of the strategies identified in the preceding section has a number of closely aligned supporting techniques. The selection of a strategy will define the obvious and most effective technique, but it might need to be supplemented with techniques more appropriate to other strategies.

The following table summarizes the strong alignments of particular migration techniques with the migration strategies.

Table 3-2. Strategy and Technique Alignment
StrategyComplementary Technique
RefrontingRedeveloping, reverse engineering, source code porting
ReplacementReverse engineering
RehostingSource code porting, ...

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