1 Introduction
2
Keywords
3
Scope
4
References
5
Terms and definitions
6
Abbreviations
7
UPT call types
8
UPT InCall general routing model
9
Applications of the InCall general routing model
9.1 “UPT service provider‑based” routing
9.2 Call routing using ITU‑T SS No. 7 ISUP redirection
capabilities
9.3 “Service profile query” procedure
10 UPT OutCall routing
11 UPT to UPT routing
12 History