Section: – SIB21
Content: SIB21 contains the mapping between the current and/or neighbouring carrier frequencies and MBS Frequency Selection Area Identities (FSAI). SIB21 information element -- ASN1START -- TAG-SIB21-START SIB21-r17 ::= SEQUENCE { mbs-FSAI-IntraFreq-r17 MBS-FSAI-List-r17 OPTIONAL, -- Need R mbs-FSAI-InterFreqList-r17 MBS-FSAI-InterFreqList-r17 OPTIONAL, -- Need R lateNonCriticalExtension OCTET STRING OPTIONAL, ... } MBS-FSAI-List-r17 ::= SEQUENCE (SIZE (1..maxFSAI-MBS-r17)) OF MBS-FSAI-r17 MBS-FSAI-InterFreqList-r17 ::= SEQUENCE (SIZE (1..maxFreq)) OF MBS-FSAI-InterFreq-r17 MBS-FSAI-InterFreq-r17 ::= SEQUENCE { dl-CarrierFreq-r17 ARFCN-ValueNR, mbs-FSAI-List-r17 MBS-FSAI-List-r17 } MBS-FSAI-r17 ::= OCTET STRING (SIZE (3)) -- TAG-SIB21-STOP -- ASN1STOP