Hosted PBX. The better, simpler, more affordable business phone system.
The biggest problem with installing a traditional business phone system? That closet-full of equipment you’ll need to lease, install and maintain. With Vocalocity PBX, you won’t need any of that equipment. And you’ll get a phone system that’s advanced, reliable, flexible, simple, cost-effective—and ready to go in about 15 minutes. You can be set up with Vocalocity Hosted PBX in minutes. How does Vocalocity Hosted PBX work? Vocalocity Hosted PBX is a total business phone service. It uses VOIP technology—in other words, your phone service is delivered over the internet.More ifno here: http://www.vocalocity.com/hosted-pbx/

Voice over Internet Protocol (VoIP) has reached a new level of maturity in the contact center industry. We can now shift the conversation from “Why should I do VoIP?” to “When and how should I move to VoIP?”
Because VoIP is such a rich, deep and complex topic, defining best practices for planning, implementation and support requires more than one article. Therefore, this article is the first in a series to help those that are on their way to VoIP — or anticipate they soon will be — to prepare for a successful transition that has lasting business value for the company and the center. Start a VoIP Planning Process
VoIP offers many opportunities for delivering business value. While the multisite is the “killer application” for VoIP, single-site environments can also find business value in this new system, including pseudo-multisite configurations for remote agents in satellite offices or homes, and business continuity and multimedia contact center operations.
TAGS: Voice over Internet Protocol (VoIP), Transitioning to VoIP, Vs traditional phone systems, New Technology Evaluation, Customization, Ease of implementation, Integration issues, Scalability, Calculating ROI for application/system, Impact of application.

From snom 300 to snom MeetingPoint: snom's portfolio of cutting-edge SIP-based telephony devices are recognized for their rugged commercial grade performanc... In fact, it is the tremendous savings of up to 80% off traditional phone calling that makes VoIP attractive to consumers and businesses. The only equipment needed for VoIP is your PC and a microphone (if one is not built into your PC). Beware of VoIP service providers that require you to purchase additional equipment and/or sign contracts. Most importantly, business that manage calls over the IP PBX VoIP solution provide comfortable integration with existing PSTN telecommunication system.