Voice over IP

Microsoft Voice over IP telephony products are a key component of the Microsoft Unified Communications system, which delivers the business benefits of a converged network to organizations of all sizes. Use Microsoft Voice over IP telephony solutions to:

  • Provide secure, reliable, scalable communications that take advantage of your LAN and WAN
  • Improve employee productivity through integration with innovative applications

Microsoft Voice over IP telephony products support a wide breadth of Session Initiation Protocol (SIP) capabilities including:

  • Support for presence-based applications
  • Simplified administration and maintenance, including introduction of an appliance model implementation for Microsoft Unified CallManager
  • New IP phones that include a new basic IP phone model, enhanced SIP feature support and Gigabit Ethernet support