CONTENTS

1 Scope
2 References
2.1 Identical Recommendations | International Standards
2.2 Paired Recommendations | International Standards equivalent in technical content
2.3 Additional references
3 Definitions
3.1 OSI Reference Model definitions
3.2 Open System Security Frameworks definitions
3.3 Internal Organization of the Network Layer definitions
3.4 Additional definitions
4 Abbreviations
5 Security associations
5.1 General overview
5.2 Establishing a security association for the lower layers
5.3 Security association close
5.4 Modification of attributes in a connection
6 Influence on existing protocols
6.1 General principle
6.2 Connectionless SDU size
6.3 Concatenation of PDUs
6.4 Algorithm and mechanism independence
7 Common security PDU structure
8 Determination of security services and mechanisms
9 Protection QOS
10 Security rules
11 Placement of security in the lower layers
12 Use of (N-1)-layer(s) to enhance (N)-layer security
13 Security labelling
14 Security domains
15 Security of routeing
16 Security Management
16.1 Security policy
16.2 Security association management
16.3 Key management
16.4 Security Audit
17 Traffic flow confidentiality
18 Guidelines for the definition of SA-Attributes
19 Error handling
Annex A Illustrative example of an Agreed Set of Security Rules