Microsoft (NASDAQ:MSFT) has introduced its new solution for Hosted Messaging and Collaboration (HMC) Version 4.5, a platform designed to deliver integrated, streamlined communications services to small and midsize businesses. The new version provides enhanced collaboration and presence capabilities by integrating contact information with the communication tools.

HMC 4.5 integrates e-mail, fax and telephony into the PC desktop, mobile devices and Web access, and also features VoIP capabilities, including PC-to-PC calling and Web conferencing. A number of partners are have built additional applications on the platform, including PC- to-PSTN calling, click-to- call, click-to-conference, missed-call e-mail messages, mobility and telephony presence.

"Service providers today need a robust platform that they can reliably scale to deliver new services, support customers and manage costs," Steve Zimba, managing director of the Global Telecom Business at Microsoft, said in a statement. "Hosted Messaging and Collaboration Version 4.5 addresses these requirements and allows service providers to differentiate their offerings by creating service bundles, offering private-label solutions for the broader IT channel, and creating targeted, customized solutions."