1
Paradigm
shift – Motivation
1.1
Purpose
1.2
Scope
and initial objectives
1.3
Linearity
assumption
2
References
3
Terminology
and definitions
3.1
Session
versus Call
3.2
General
definitions
3.3
BHxA-related
definitions
4
Abbreviations
4.1
Mathematical
symbols
5
Basic
model for 2-party communication services
5.1
Network
model
5.2
Session
variants
6 Processing performance
6.1
Idealized
model
6.2
Session
processing performance
6.3
Context
processing performance
6.4
H.248
performance classes
7
Capacity
7.1
Theoretical
capacity
7.2
Engineered
capacity
8
Reference
Control Load
8.1
Session
Processor load parameters
8.2
Context
Processor load parameters
9
Session-to-Context
relation
9.1
Background
9.2
1:1
relationship
9.3
1:N
relationship
10 Extensions for the basic control load quantum
10.1
Extension
factors
10.2
Throughput
reduction factors
10.3
Reduced
effective throughput in case of extended H.248 context processing
Appendix I
– Fundamental relations
I.1
Relation between Effective
Multiplication Factor k and Extension Factor e
Appendix II
– Basic traffic models for H.248 systems
II.1
Lost
context model
II.2
Overload Control Model
II.3
Combined
control/user plane model for H.248 Contexts of type "Circuit‑to-X"
II.4
Effective
throughput versus Context Holding Time: fCoCPS = f(COHT)
II.5 Overload Control Model for
access gateways
II.6
Overload
Control Model for ITU-T Rec. H.248.11
Appendix
III – Examples of control processing capacity computations