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managIng the Pstn transformatIon
• Able to be obtained with some investment
• Bought off-the-shelf from supplier
• Able to be developed
3.1.4 Matching of Current Features to Available IP Features
In order to identify the feasibility of a transfer of a PSTN feature to
the IP world, it is necessary to map the existing PSTN features to the
KEY LEARNING
• Proactively manage additional regulatory issues with the
regulator (WS/retail).
• Initiate an internal project for ISDN replacement priorto/
inparallel with PSTN migration. In any case, the ISDN
replacement product must be available prior to dismantling
the first IC local point.
• Initiate nego ...