8x8 operates by delivering cloud-native communications, voice, video conferencing, chat, and contact center solutions (UCaaS and CCaaS) entirely over internet data connections utilizing Voice over IP (VoIP) technology. Instead of requiring expensive on-premise hardware PBX switchboards, businesses route all internal and external voice traffic through 8x8's secure, globally distributed data centers. This infrastructure enables seamless communication across desktop clients, mobile applications, and IP desk phones anywhere in the world.