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New mobile communication technologies are evolving so quickly that new customer demands arise almost every day. Consumers have gone from telephones in the home to mobile multimedia communication centers in their pockets and purses, creating revenue opportunities for service providers, but at the same time creating competitive threats. These trends combine to create a dilemma for an industry whose stock in trade at one time was its stable, reliable, unchanging network: To compete, company now has to preserve its investments in legacy networks, continue to serve customers using traditional services, and at the same time transition smoothly to a next-generation network embedding a flexible IP media server to keep up with demand and competition.
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