RingCentral uses a multitenant platform branded as RingCentral Office, which includes the full UCaaS stack, along with its Glip workstream collaboration capability. Recent enhancements include a new multisite switchboard to enable location-specific configurations along with a new dashboard and monitoring tool to diagnose service quality problems. RingCentral is a good option for small to midsize enterprises (up to 5,000 seats) seeking a mobile-first UCaaS solution. RingCentral supports companies headquartered in North America, multiple European countries and parts of Asia/Pacific.
8x8 is well-positioned for both SMBs and enterprises in the 1,000- to 5,000-seat range, especially those seeking integrated contact center as a service (CCaaS). This includes businesses with headquarters in North America and selected European and Asia/Pacific country markets. Notable certifications supported include U.S. Health Insurance Portability and Accountability Act (HIPAA), Payment Card Industry (PCI) and EU General Data Protection Regulation (GDPR).
Verizon leads with their global UC offering, Verizon Unified Communications and Collaboration as a Service, based on the Cisco HCS platform, targeting enterprise accounts with locations in over 140 countries. Verizon also offers One Talk (BroadSoft [Cisco]) is its flagship mobile-first solution (U.S. only). The third UCaaS option is BroadSoft-based, branded as Virtual Communications Express (VCE). Verizon UCCaaS is well-positioned for North American, European and selected Asia/Pacific-based MNCs above 1,000 seats.
AT&T offers three cloud-based UCaaS solutions. AT&T Collaborate, is part of the AT&T Integrated Cloud (AIC) architecture that leverages NFV and SDN capabilities and is typically deployed as an over-the-top service. AT&T also offers WebEx Calling, WebEx Meetings and Cisco Jabber. This solution is hosted in georedundant AT&T data centers located in North America, Europe and Asia/Pacific, with service available in over 150 countries. AT&T also provides Microsoft Skype for Business.
The NTT Group’s UCaaS portfolio is from the combined assets of Japan-based NTT Communications, France-based Arkadin and South Africa-based Dimension Data. The three UCaaS groups are run as separate business units, though they perform joint marketing, planning and investment. The NTT Group can collectively support businesses of diverse sizes across North America, Europe and Asia/Pacific.
Fuze now supports workstream collaboration, while its conferencing supports up to 1,000 participants, with up to 12 simultaneous video streams. In 2017, Fuze partnered with AppNeta to provide proactive voice and video quality monitoring and reporting capabilities. Fuze plays well in the 500 to 5,000-seat range, which seek a differentiated and unified UCaaS experience. Fuze support is strongest in North America and Europe.
Mitel UCaaS operates across North America, Western Europe and Asia/Pacific, spanning 40 countries. MiCloud Flex is a multi-instance solution for organizations with customization and security requirements. MiCloud Connect is a multitenant solution for customers seeking agility and scalability. MiCloud solutions are suited for small to midsize UCaaS deployments or highly distributed enterprises in North America, Europe and select Asia/Pacific markets.
West provisions services across North America, Europe and Asia/Pacific. The lead UCaaS offering, branded as VoiceMaxx CE, is based on the Cisco HCS platform. The West UCaaS offering is complemented with adjacent services, including web and audioconferencing, emergency services, notification, IVR, and networking. West is a well-established UCaaS provider for midsize to large enterprises in the 500- to 5,000-seat range interested in Cisco infrastructure.
Masergy provides localized PSTN replacement service in 23 countries, can deliver direct inward dialing in 60 countries, and supports UCaaS across North America, Europe and Asia/Pacific. Masergy’s UCaaS Analyst is a performance monitoring application that offers QoS reporting and mean opinion score scoring on web and mobile clients. Masergy is recommended for organizations between 100 and 5,000 seats.
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