CONTENTS

 1     Scope
 2     References
 3     Terms and definitions
 4     Abbreviations
 5     Conventions
 6     Interworking between the Internet and PSPDNs
        6.1     General arrangements for the access cases
                  6.1.1     Reference configuration
                  6.1.2     IP packet handling
                  6.1.3     ARE procedures
        6.2     General arrangements for the concatenation case 1 (Concatenation of two Internet subnetworks via a PSPDN)
                  6.2.1     Reference configuration
                  6.2.2     IP packet handling
                  6.2.3     ARE procedures
        6.3     General arrangements for the concatenation case 2 (Concatenation of two PSPDNs via the Internet)
                  6.3.1     Reference configuration
                  6.3.2     IP packet handling
                  6.3.3     ARE procedures
 7     Interworking between the Internet and FRPDNs
        7.1     General arrangements for the access cases
                  7.1.1     Reference configuration
                  7.1.2     IP packet handling
                  7.1.3     ARE procedures
        7.2     General arrangements for the concatenation case
                  7.2.1     Reference configuration
                  7.2.2     IP packet handling
                  7.2.3     ARE procedures
        7.3     General arrangements for the concatenation case 2 (Concatenation of two FRPDNs via the Internet)
                  7.3.1     Reference configuration
                  7.3.2    IP packet handling
                  7.3.3     ARE procedures