1) Clause 1.2 – References
2) Clause 1.4 – Abbreviations
3) Clause 2.1.1.3 – Actions required at an outgoing international exchange
4) Clause 2.1.1.4 – Actions required at an intermediate international
exchange
5) Clause 2.1.1.5 – Actions required at an incoming international exchange
6) Clause 2.1.2.3 – Actions required at an outgoing international exchange
7) Clause 2.1.2.4 – Actions required at an intermediate international
exchange