1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Overview
7 General security framework of software-defined networking-based service
function chaining
8 Threat analysis and requirements of critical network elements
8.1 Critical network elements
8.2 Security threats and requirements
9 Threat analysis and requirements of interfaces
9.1 Interfaces
9.2 Security threats and requirements
10 Security considerations of policy management
11 Countermeasures
11.1 Countermeasures for critical network elements
11.2 Countermeasures for interface security
11.3 Countermeasures for secure policy management
Annex A – Classification table and service function path forwarding table
A.1 Classification table
A.2 Service function path forwarding table
Appendix I – Service function chain architecture specified by other standards
development organizations
Bibliography