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The Communication Server 1500 is a second-generation Nortel Carrier VoIP softswitch that provides a powerful platform for IP communication services. This IMS-ready softswitch targeted toward small and medium-sized service providers in North America also offers the full range of legacy network interfaces and regulatory features for operation in today’s network.

• Fully featured residential service
• VoIP with service transparency
• Centrex IP with service transparency
• Directory Number Hunt
• Local Number Portability
• SS7 A link concentration
• E911
• End office or Access Tandem operation
• Web based subscriber self-care and feature control
• Graphical User Interface for provisioning