Media server
Media Server:
In a PacketCable environment (and other VOIP networks) a Media Server processesses and generates media streams (usually RTP).
It handles functions like:
A Media Server is typically controlled using SIP messages sent by a softswitch or application server.
An IVR system would typically be composed of an Media Server, and an Application Server.
In a PacketCable environment (and other VOIP networks) a Media Server processesses and generates media streams (usually RTP).
It handles functions like:
- decoding DTMF tones
- bridging multiple media streams into a conference
- playing announcemnts (e.g. "This number is not in service")
- processing VoiceXML scripts
- speech recognition
- text to speech
- recording audio
- etc.
A Media Server is typically controlled using SIP messages sent by a softswitch or application server.
An IVR system would typically be composed of an Media Server, and an Application Server.
Media Server Vendors:
- AudioCodes: offer IPmedia 2000/3000/5000/8000
- IPunity
- Cognitronics
- Convedia (now RadiSys)
- Database Systems Corp. CTI, IVR and Voice Broadcasting Servers
- i6net
- Pactolus
- Snowshore Networks (now part of Dialogic Corporation as the Dialogic IP Media Server)
- Thinkengine Networks
- Asterisk: The Open Source PBX includes various media server features
See also
- RTP, SIP
- Unified messaging
- Computer telephony, ACD, IVR, and Voice broadcasting Technology
