Link: How SIP is Unifying Radio Communications
SIP (session initiated protocol) technology, developed for IP communications, has moved radio communications from being an isolated system to being truly unified with the broader communications infrastructure allowing for communications between digital and analog radio, PBX, mobile phones, computers and more.
Two-way radio has always been used to provide communications across a broad spectrum of industries ranging from emergency services and security, to utilities, resources and transport. So far, radio has proved to be the most effective, reliable and cost-efficient method of communications for day-to-day operations.
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