FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
3.1 Terms and definitions
3.2 Abbreviations
4 Overview of communication network dependability
4.1 Network dependability framework
4.2 Network life cycle and evolution process
5 Network dependability implementation
5.1 Dependability engineering applications
5.1.1 Dependability management
5.1.2 Network dependability attributes
5.1.3 Network failures and faults
5.1.4 Establishing network dependability requirements
5.1.5 Network dependability design consideration
5.1.6 Network dependability simulation
5.1.7 Network dependability evaluation
5.2 Network technology consideration
5.2.1 Network architecture
5.2.2 Topology
5.2.3 Interconnection
5.3 Network service functions consideration
5.3.1 Network service function provisions
5.3.2 Network policy
5.3.3 Network end-users
5.3.4 Network security
5.4 Network performance consideration
5.4.1 Traffic
5.4.2 Transmission
5.4.3 Robustness
5.4.4 Serviceability
5.4.5 Operability
5.5 Integrity of network data and information
5.5.1 Credibility of network data throughput
5.5.2 Network control of data impairment
5.6 Quality of Service (QoS)
5.6.1 QoS objectives
5.6.2 Service level agreement for provision of QoS
5.6.3 QoS and network performance relationships
5.6.4 QoS and dependability relationships
6 Network dependability assessment and measurement
6.1 Network dependability analysis
6.1.1 Objective of network dependability analysis
6.1.2 Network dependability analysis process
6.2 Network dependability fault injection test
6.2.1 Objectives of fault injection test
6.2.2 Fault injection test process
6.3 Measurement of network dependability attributes
6.3.1 Objectives of measurement of network dependability
attributes
6.3.2 Process for measurement of network dependability
attributes
6.4 Network dependability assessment methods
6.4.1 E2E network dependability assessment
6.4.2 Full-end network dependability assessment
7 Quality of Service measurement
7.1 QoS measurement overview
7.2 Generic user-oriented QoS parameters and requirements
Annex A (informative) A generic communication network model and
related concepts
A.1 Generic communication network model
A.2 Interactions of network dependability framework
components
A.3 Open System Interconnection (OSI) reference model
A.3.1 OSI reference model
A.3.2 Next generation network reference model
A.3.3 Transmission Control Protocol/Internet Protocol
(TCP/IP) model
A.4 QoS and network performance relationships
A.5 Dependability influencing factors
Annex B (informative) Network life cycle and evolution process
B.1 Overview of network evolution process
B.2 Network life cycle stages
B.2.1 Concept/definition
B.2.2 Design/development
B.2.3 Realization/integration
B.2.4 Operation/maintenance
B.2.5 Enhancement
B.2.6 Retirement/decommissioning
B.3 Network management process and dependability related
activities
B.3.1 Network management and process activities
B.3.2 Process activities for network life cycle stages
Annex C (informative) Criteria for establishing network security
services
C.1 Network security service objectives
C.2 Threats to network security
C.3 Network security service functions
C.4 Vulnerability
C.5 Layers of network security
Bibliography