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To help their customers migrate from legacy TDM services to IP-based managed services, wholesale providers must demonstrate that they can contribute to cost savings and improve time-to-market by taking on many service management tasks.


  • To meet business services demands of retail customers, wholesaler carriers and their customers must migrate from legacy services to IP-based platforms. Although customers may be comfortable with the status quo, wholesalers must demonstrate the advantages of migrating to IP.

Features and Benefits

  • Analyze the factors driving the transition from TDM to IP
  • Learn how wholesale carriers can encourage customers to migrate to IP

Key questions answered

  • Why should wholesalers, intermediaries, and their end customers migrate from TDM to IP?
  • How can wholesalers convince their customers to adopt IP services?

Table of contents


  • In brief
  • Ovum view
  • Recommendations for wholesalers

Wholesale service migration

  • Forces driving the shift to IP-based services
  • Wholesale customer migration drivers
  • Wholesaler drivers for service migration

Overcoming customers’ reluctance to migrate

  • Why the hesitation?
  • Overcoming objections
  • Recommendations


  • Methodology
  • Further reading
  • Author

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