CONTENTS

 1     Introduction
 2     References
 3     Description of an international route
 4     General routing principles
 5     Specific routing possibilities through the IPDN
        5.1     Routing possibilities required for maintaining the quality of service
        5.2     Service characteristics associated with a route
        5.3     Specific conditions associated with a route
 6     Routing procedures applicable to international interworking between PDNs of the same type and also between PSPDNs and ISDNs and/or PSTNs
 7     Identification of IDSEs and ISDNs involved in an international call
 8     Multiple IDSEs provided by one Administration
        8.1     In the originating or destination country
        8.2     In a transit country
 9     International routing plan
10     Network information required to enable optimum routings to be planned
Annex A – Terms and definitions related to routing in the PDN
Annex B – The use of satellite links in overall CSPDN routes
        B.1     General considerations
        B.2     Principles in each PDN
Annex C – Routing information
Appendix I – International routing plan – Examples of routes
        I.3     Rerouting