Connectivity encompasses WAN (SD-WAN, MPLS, VPN), Internet (fiber, broadband), point-to-point, voice, and more; and includes services from both traditional telecom and regional fiber providers.
Unified Communications as a Service (UCaaS) is a managed PBX environment in the cloud that provides phone services to end users. It replaces on-premesis PBXs as well as SIP, PRIs, and POTS lines.
Microsoft Teams is a workstream collaboration tool bundled with Microsoft/Office 365 licensing. Its features include persistent individual/group instant messaging, presence, audio/web/video meetings, file sharing, and (optionally) Cloud PBX to replace or augment an existing phone system. Microsoft partners with a large ecosystem of service providers who offer multiple ways to enable PSTN dialing, as alternatives to the basic Calling Plans available directly from Microsoft.
Contact Center as a Service is a SaaS solution that replaces traditional brick-and-mortar call centers, allowing agents to work from any location. Additional benefits include built-in redundancy, flexibility, and scalability.
Managed Services are generally remote, 24x7 services for IT infrastructure. They include proactive monitoring and alerting, patch management, engineering support, reporting and metrics, help desk for end users, and related maintenance and support. Managed Services support various IT environments, including on-premises, colocation, private cloud, and public cloud (AWS, Azure, Google, etc.).
Hosted Fax or eFax is a scalable, highly available Internet service that replaces fax machines and fax servers. Users are able to securely send and receive documents using their phones or laptops.
Mobility is an approach to work in which employees can do their jobs from anywhere using a variety of devices (i.e. smartphones, tablets) for business purposes. Broadly, Mobility may include cellular voice & data plans, mobile telecom expense management (TEM), mobile device management (MDM) software, and mobility services (device ordering, kitting, repairs, reporting, inventory mgmt., etc.).