telephony software as a service (SAAS) services featuring software applications for telephony, messaging, conferencing, and voicemail services for enterprise and consumer users over a global computer network; providing on-line non-downloadable software for telephony, messaging, conferencing, and voicemail services for enterprise and consumer users over a global computer network; audio and video conferencing services; cloud-based computer telephony services; internet telephony services; global computer network telephony services; computer telephony services; communication services, namely, the provision of unified communications, telephony, messaging, conferencing, call center, sales enablement, voicemail, machine learning applied to voice and text communications, and audio transcription services to enterprise and consumer users over a global computer network; provision of hosted and wireless PBX (private branch exchange) services; other telecommunication (other than broadcasting)