What is at stake for businesses: is VoIP indispensable?

- When and to which services should businesses subscribe?

- Savings on calls and rentals
- Sharing on VPN-IP
- Productivity gains

Market forecasts for Europe and the United States

- PABX and IP telephones markets
- Integration service provision

- Network services: centrex services, voice services over MPLS networks, off-net voice services
- Impact on the dial-up network

Challenges for telcos

- Deploying VoIP and ToIP (telecommunications over IP) services

- Providing integration services
- Implementing new services

The offers

Offers marketed by the leading VoIP players: Arche, AT&T, BT, Cisco, IBM, France Telecom, MCI, MSN, NextiraOne, SBC, Skype, Telindus, Sprint, Verizon, Vonage, Yahoo!