Section: – SIB20
Content: SIB20 contains the information required to acquire the MCCH/MTCH configuration for MBS broadcast. SIB20 information element -- ASN1START -- TAG-SIB20-START SIB20-r17 ::= SEQUENCE { mcch-Config-r17 MCCH-Config-r17, cfr-ConfigMCCH-MTCH-r17 CFR-ConfigMCCH-MTCH-r17 OPTIONAL, -- Need S lateNonCriticalExtension OCTET STRING OPTIONAL, ..., [[ cfr-ConfigMCCH-MTCH-RedCap-r18 CFR-ConfigMCCH-MTCH-r17 OPTIONAL, -- Need S mcch-ConfigRedCap-r18 MCCH-Config-r17 OPTIONAL -- Cond CFR-RedCap ]] } MCCH-Config-r17 ::= SEQUENCE { mcch-RepetitionPeriodAndOffset-r17 MCCH-RepetitionPeriodAndOffset-r17, mcch-WindowStartSlot-r17 INTEGER (0..79), mcch-WindowDuration-r17 ENUMERATED {sl2, sl4, sl8, sl10, sl20, sl40,sl80, sl160} OPTIONAL, -- Need S mcch-ModificationPeriod-r17 ENUMERATED {rf2, rf4, rf8, rf16, rf32, rf64, rf128, rf256, rf512, rf1024, rf2048, rf4096, rf8192, rf16384, rf32768, rf65536} } MCCH-RepetitionPeriodAndOffset-r17 ::= CHOICE { rf1-r17 INTEGER(0), rf2-r17 INTEGER(0..1), rf4-r17 INTEGER(0..3), rf8-r17 INTEGER(0..7), rf16-r17 INTEGER(0..15), rf32-r17 INTEGER(0..31), rf64-r17 INTEGER(0..63), rf128-r17 INTEGER(0..127), rf256-r17 INTEGER(0..255) } -- TAG-SIB20-STOP -- ASN1STOP