ETSI TS 124 611 specifies the stage three, Protocol Description of the Anonymous Communication Rejection(ACR) and Communication Barring (CB) supplementary service, based on stage one and two of the ISDNsupplementary service Anonymous Call Rejection (ACR), Incoming Communication Barring (ICB) and OutgoingCommunication Barring (OCB). It provides the protocol details in the IP Multimedia (IM) Core Network (CN)subsystem based on the Session Initiation Protocol (SIP) and the Session Description Protocol (SDP).
The present document is applicable to User Equipment (UE) and Application Servers (AS) which are intended tosupport the ACR and CB supplementary services.
- Edition:
- 14.0.0
- Published:
- 04/01/2017
- Number of Pages:
- 30
- File Size:
- 1 file , 190 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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