29-09-2010, 03:21 PM
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What is Voice over Internet Protocol?
Conversion of sound into digital signal
Encapsulation in IP packet
Transport over network
De-encapsulation and reconversion of digital signal into sound
This type of voice over IP has been around a long time.
Seldom used because the cost of long distance has dropped dramatically – domestic at least
Reliability and quality of transmission not high enough for business communications (or even personal use)
Difficulty in set up and use
The basic components of VoIP are:
Voice Processing
Call Processing
Packet Processing
Network Management
Encapsulation in IP packet
Transport over network
De-encapsulation and reconversion of digital signal into sound
This type of voice over IP has been around a long time.
Seldom used because the cost of long distance has dropped dramatically – domestic at least
Reliability and quality of transmission not high enough for business communications (or even personal use)
Difficulty in set up and use
The basic components of VoIP are:
Voice Processing
Call Processing
Packet Processing
Network Management