TR 101 329-7 : 2.1.1
Current
The latest, up-to-date edition.
TIPHON; DESIGN GUIDE; PART 7: DESIGN GUIDE FOR ELEMENTS OF A TIPHON CONNECTION FROM AN END-TO-END SPEECH TRANSMISSION PERFORMANCE POINT OF VIEW
Hardcopy , PDF
English
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Foreword
Introduction
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 General considerations
4.1 Transmission planning
4.2 User interaction
4.3 Maintenance
4.4 Monitoring & verification
4.5 Interconnection of TIPHON systems with other IP networks
5 Guidance on main transmission parameters
5.1 Loudness ratings
5.1.1 General considerations
5.1.2 IP terminals
5.1.3 IP gateways
5.2 Mean one-way delay
5.2.1 Absolute delay
5.3 Delay jitter
5.3.1 Jitter buffer implementations
5.3.1.1 Static jitter buffers
5.3.1.2 Dynamic Jitter Buffers
5.3.2 Jitter buffer monitoring capabilities
5.3.3 Impact
5.4 Echo loss, echo cancellations
5.4.1 General considerations
5.4.2 IP terminals
5.4.3 IP gateways
5.5 Coding distortion
5.5.1 General considerations
5.6 Speech processing other than coding
5.6.1 General considerations
5.6.2 IP terminals
5.6.3 IP gateways
5.7 Transcoding in network elements
5.8 Packet loss
5.9 Example of TIPHON QoS parameter allocation
6 Calculation and planning examples
6.1 Examples with respect to loudness ratings
6.2 Examples with respect to mean one-way delay
6.2.1 Delay due to speech processing and packetization
6.2.2 Planning examples regarding the occurrence of long
delay
6.2.2.1 Introduction
6.2.2.2 Connections to regions to which significantly
shorter delay is available ("Competition")
6.2.2.3 Connections to regions to which no shorter
delay is available ("Hard-to-reach")
6.2.2.4 Summary on planning results for long delay
6.2.3 VoIP end-to-end delay budget planning for private
networks
6.2.3.1 VoIP end-to-end delay sources overview
6.2.3.2 VoIP end-to-end delay sources definitions
6.2.3.3 VoIP End-to-end Delay Budget Case 1
6.2.3.4 VoIP End-to-end Delay Budget Case 2
6.2.4 E-Model analysis of the VoIP over MPLS reference model
6.2.4.1 Introduction
6.2.4.2 MPLS in core networks only
6.2.4.3 Extending VoMPLS into the access network
6.2.4.4 Effects of Voice Codecs in the access network
6.2.4.5 Overall conclusion
6.3 Examples with respect to the provision of proper echo control
6.3.1 TIPHON QoS class "narrowband high (2H)"
6.3.2 TIPHON QoS class "narrowband medium (2M)"
6.3.3 TIPHON QoS class "narrowband acceptable (2A)"
6.4 Examples with respect to coding distortion
6.5 Examples with respect to speech processing other than coding
6.6 Examples with respect to packet loss
6.7 Interpretation of the result
6.8 Guidance on the relation and Interdependency between Auditory
MOS, Objective MOS and Predicted MOS
Annex A: Bibliography
History
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