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