Nortel’s Media Processing Server voice portal products provide speech driven, converged, multimodal and multimedia Carrier quality to Enterprise, Hosted or Carrier customers. MPS is cost effective, resilient, and secure; open-standard based using VoIP/SIP and/or TDM to the network. Nortel's Hosted IVR Program offers a 100% standards-based, SIP-optimized, highly secure service for inbound and outound IVR applications. Experience the expertise of our extensive Professional Services Organization and take advantage of SOA, SCE, and VXML/CCXML.