Other companies like Symbol Technologies, SocketIP, and Digium have implemented this protocol in VoIP Terminals (phones), Media Gateway Controllers, and Softswitches.
Centers for Disease Control and Prevention | Transmission Control Protocol | Now That's What I Call Music! | File Transfer Protocol | Session Initiation Protocol | Centers for Disease Control | User Datagram Protocol | BitTorrent (protocol) | Kyoto Protocol | Internet Protocol | Skinny Puppy | Post Office Protocol | Program and System Information Protocol | Call of Duty: Black Ops | air traffic control | Simple Network Management Protocol | gun control | San Francisco Call | Roll Call | Media Control Charts | Internet Message Access Protocol | Network File System (protocol) | Hypertext Transfer Protocol | Lightweight Directory Access Protocol | Last Call with Carson Daly | Control Data Corporation | Call of Duty | Call of Cthulhu | Board of Control for Cricket in India | The Olivia Tremor Control |