42 Application service provider featuring application programming interface (API) software used to interface various software applications; Application service provider featuring application programming interface (API) software used to support multi-directional real-time communications, namely, instant messaging, presence, voice and video telephony, conferencing, and collaboration with multi-directional non-real time communications, namely, facsimile, voicemail, electronic mail, calendar, contacts and telephone messaging, and Computer services, namely, acting as an application server in the field of telecommunications to host computer application software that is used to integrate multi-directional real-time communications, namely, instant messaging, presence, voice and video telephony, conferencing, and collaboration, over networks, namely, circuit-switched, packet-switched, wired and/or wireless communication networks, and network devices; Cloud-based software as a service (SAAS), featuring software used to support multi-directional real-time communications, namely, instant messaging, presence, voice and video telephony, conferencing, and collaboration with multi-directional non-real time communications, namely, facsimile, voicemail, electronic mail, calendar, contacts and telephone messaging; Platform as a service (PAAS) featuring computer software platforms used to support multi-directional real-time communications, namely, instant messaging, presence, voice and video telephony, conferencing, and collaboration with multi-directional non-real time communications, namely, facsimile, voicemail, electronic mail, calendar, contacts and telephone messaging