ETSI - TS 123 082
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Call Forwarding (CF) supplementary services; Stage 2
|Publication Date:||1 July 2020|
The present document gives the stage 2 description of the call forwarding supplementary services.
The group of supplementary services call offering supplementary services is divided into 4 different supplementary services:
- Call forwarding unconditional (CFU) (clause 1);
- Call forwarding on mobile subscriber busy (CFB) (clause 2);
- Call forwarding on no reply (CFNRy) (clause 3);
- Call forwarding on mobile subscriber not reachable (CFNRc) (clause 4).