Category: 3GPP
3GPP SPEC top category
- B.5 CANCEL method
- 32 3GPP PS data off extension
- 33 MTSI Data channel
- 34 Support for signed attestation for emergency and priority IMS sessions
- B.1 Scope
- 29 Calling number verification using signature verification and attestation information
- 30 IMS emergency service
- 31 Restricted Local Operator Services (RLOS)
- 27 Service access number translation
- 28 Mission critical services