Nortel's Centrex IP provides cost effective Voice over IP (VoIP) services for large and small businesses. Enterprise employees can access 200+ voice services, either through the Enterprise LAN or remotely via the Internet. With Centrex IP, service providers can retain and grow current Centrex revenues while providing their enterprise customers with a low risk migration path to VoIP.

• Enables the industry's most comprehensive, hosted business voice services suite, supporting 200+ business features
• Protects and grows Service Provider's high margin Centrex revenues
• Delivers the most economical VoIP solution for DMS customers, costing 20-30% less than competitive offerings
• Presents service providers with an easy, cost effective first step to VoIP—leveraging their existing DMS installed base and providing a clear migration path to a total packet network
• Provides enterprises with a low cost, low risk, and feature rich evolution to packet with economical line-by-line migration and full feature transparency