1
Introduction
2 Scope
3 Purpose
4 References
4.1 ITU-T Recommendations
4.2 Other referenced documents
5 Charging, billing, accounting and
settlement
5.1 Relationship between a GMPCS system and a terrestrial network
5.1.1 A direct call from a terrestrial network to a GMPCS system
5.1.2 A transit call from a terrestrial network to a GMPCS system
5.1.3 A direct call from a GMPCS system to a
terrestrial network
5.1.4 A transit call from a GMPCS system to a terrestrial network
5.2 Relationship between two GMPCS systems
5.2.1 Direct call between two users of two different GMPCS systems
5.2.2 Transit call between two users of two different GMPCS systems
6 Recommendations
7 Roles and responsibilities
8 Using GMPCS in different countries
9 Roaming
10 Exchange of traffic data
Appendix I – Examples of possible call scenarios (for
information purposes only)
I.1 National call between a
terrestrial terminal and a local mobile-satellite terminal with a local
gateway
I.2 National call between a
terrestrial terminal and a visiting mobile-satellite terminal with a local
gateway
I.3 National call between a
terrestrial terminal and a local mobile-satellite terminal with a remote
gateway
I.4 National call between a
terrestrial terminal and a visiting mobile-satellite terminal with a remote
gateway
I.5 Calls between two local
mobile-satellite terminals
I.6 National call between a local
mobile-satellite terminal and a visiting mobile-satellite terminal
I.7 National call between two visiting
mobile-satellite terminals
I.8 External call between a
terrestrial terminal and a local mobile-satellite terminal with a local gateway
in the terrestrial terminal's area
I.9 External call from a terrestrial
terminal to a visiting mobile-satellite terminal, with a local gateway in the
terrestrial terminal's area
I.10 External call between a
terrestrial terminal and a local mobile-satellite terminal, when the Gateway
serving the country in which the terrestrial terminal is located is outside
that country
I.11 External call between a
terrestrial terminal and a visiting mobile-satellite terminal, when the gateway
serving the country in which the terrestrial terminal is located is outside
that country
I.12 External call between two local
mobiles
I.13 External call between a local
mobile and a visiting mobile, with local or remote gateways
I.14 External call between two visiting
mobile-satellite terminals