Section: – RRCReconfigurationSidelink
Content: The RRCReconfigurationSidelink message is the command to AS configuration of the PC5 RRC connection. It is only applied to unicast of NR sidelink communication. Signalling radio bearer: SL-SRB3 RLC-SAP: AM Logical channel: SCCH Direction: UE to UE RRCReconfigurationSidelink message -- ASN1START -- TAG-RRCRECONFIGURATIONSIDELINK-START RRCReconfigurationSidelink ::= SEQUENCE { rrc-TransactionIdentifier-r16 RRC-TransactionIdentifier, criticalExtensions CHOICE { rrcReconfigurationSidelink-r16 RRCReconfigurationSidelink-r16-IEs, criticalExtensionsFuture SEQUENCE {} } } RRCReconfigurationSidelink-r16-IEs ::= SEQUENCE { slrb-ConfigToAddModList-r16 SEQUENCE (SIZE (1..maxNrofSLRB-r16)) OF SLRB-Config-r16 OPTIONAL, -- Need N slrb-ConfigToReleaseList-r16 SEQUENCE (SIZE (1..maxNrofSLRB-r16)) OF SLRB-PC5-ConfigIndex-r16 OPTIONAL, -- Need N sl-MeasConfig-r16 SetupRelease {SL-MeasConfig-r16} OPTIONAL, -- Need M sl-CSI-RS-Config-r16 SetupRelease {SL-CSI-RS-Config-r16} OPTIONAL, -- Need M sl-ResetConfig-r16 ENUMERATED {true} OPTIONAL, -- Need N sl-LatencyBoundCSI-Report-r16 INTEGER (3..160) OPTIONAL, -- Need M lateNonCriticalExtension OCTET STRING OPTIONAL, nonCriticalExtension RRCReconfigurationSidelink-v1700-IEs OPTIONAL } RRCReconfigurationSidelink-v1700-IEs ::= SEQUENCE { sl-DRX-ConfigUC-PC5-r17 SetupRelease { SL-DRX-ConfigUC-r17 } OPTIONAL, -- Need M sl-LatencyBoundIUC-Report-r17 SetupRelease { SL-LatencyBoundIUC-Report-r17 } OPTIONAL, -- Need M sl-RLC-ChannelToReleaseListPC5-r17 SEQUENCE (SIZE (1..maxSL-LCID-r16)) OF SL-RLC-ChannelID-r17 OPTIONAL, -- Need N sl-RLC-ChannelToAddModListPC5-r17 SEQUENCE (SIZE (1..maxSL-LCID-r16)) OF SL-RLC-ChannelConfigPC5-r17 OPTIONAL, -- Need N nonCriticalExtension RRCReconfigurationSidelink-v1800-IEs OPTIONAL } RRCReconfigurationSidelink-v1800-IEs ::= SEQUENCE { sl-SFN-DFN-Offset-r18 SetupRelease { SL-SFN-DFN-Offset-r18 } OPTIONAL, -- Need M sl-CarrierToAddModList-r18 SEQUENCE (SIZE (1..maxNrofFreqSL-1-r18)) OF SL-CarrierConfig-r18 OPTIONAL, -- Need N sl-CarrierToReleaseList-r18 SEQUENCE (SIZE (1..maxNrofFreqSL-1-r18)) OF SL-CarrierId-r18 OPTIONAL, -- Need N sl-RLC-BearerToAddModList-r18 SEQUENCE (SIZE(1..maxNrofSLRB-r16)) OF SL-RLC-BearerConfig-r18 OPTIONAL, -- Need N sl-RLC-BearerToReleaseList-r18 SEQUENCE (SIZE(1..maxNrofSLRB-r16)) OF SL-RLC-BearerConfigIndex-r18 OPTIONAL, -- Need N sl-LocalID-PairToReleaseList-r18 SEQUENCE (SIZE (1..maxNrofSL-Dest-r16)) OF SL-DestinationIdentity-r16 OPTIONAL, -- Need N sl-LocalID-PairToAddModList-r18 SEQUENCE (SIZE (1..maxNrofSL-Dest-r16)) OF SL-SRAP-ConfigPC5-r18 OPTIONAL, -- Need N nonCriticalExtension SEQUENCE {} OPTIONAL } SL-CarrierConfig-r18 ::= SEQUENCE { sl-Carrier-Id-r18 SL-CarrierId-r18, sl-OffsetToCarrier-r18 INTEGER (0..2199), sl-AbsoluteFrequencyPointA-r18 ARFCN-ValueNR OPTIONAL -- Need R } SL-CarrierId-r18 ::= INTEGER (0..maxNrofFreqSL-1-r18) SL-RLC-BearerConfig-r18 ::= CHOICE { srb SEQUENCE { sl-SRB-IdentityWithDuplication INTEGER (1..3), sL-RLC-BearerConfigIndex-r18 SL-RLC-BearerConfigIndex-r18, ... }, drb SEQUENCE { slrb-PC5-ConfigIndex-r18 SLRB-PC5-ConfigIndex-r16, sL-RLC-BearerConfigIndex-r18 SL-RLC-BearerConfigIndex-r18, sl-RLC-ConfigPC5-r18 SL-RLC-ConfigPC5-r16 OPTIONAL, -- Need M sl-MAC-LogicalChannelConfigPC5-r18 SL-LogicalChannelConfigPC5-r16 OPTIONAL, -- Need M ... } } SL-RLC-BearerConfigIndex-r18 ::= INTEGER (1..maxSL-LCID-r16) SL-LatencyBoundIUC-Report-r17::= INTEGER (3..160) SLRB-Config-r16::= SEQUENCE { slrb-PC5-ConfigIndex-r16 SLRB-PC5-ConfigIndex-r16, sl-SDAP-ConfigPC5-r16 SL-SDAP-ConfigPC5-r16 OPTIONAL, -- Need M sl-PDCP-ConfigPC5-r16 SL-PDCP-ConfigPC5-r16 OPTIONAL, -- Need M sl-RLC-ConfigPC5-r16 SL-RLC-ConfigPC5-r16 OPTIONAL, -- Need M sl-MAC-LogicalChannelConfigPC5-r16 SL-LogicalChannelConfigPC5-r16 OPTIONAL, -- Need M ... } SLRB-PC5-ConfigIndex-r16 ::= INTEGER (1..maxNrofSLRB-r16) SL-SDAP-ConfigPC5-r16 ::= SEQUENCE { sl-MappedQoS-FlowsToAddList-r16 SEQUENCE (SIZE (1.. maxNrofSL-QFIsPerDest-r16)) OF SL-PQFI-r16 OPTIONAL, -- Need N sl-MappedQoS-FlowsToReleaseList-r16 SEQUENCE (SIZE (1.. maxNrofSL-QFIsPerDest-r16)) OF SL-PQFI-r16 OPTIONAL, -- Need N sl-SDAP-Header-r16 ENUMERATED {present, absent}, ... } SL-PDCP-ConfigPC5-r16 ::= SEQUENCE { sl-PDCP-SN-Size-r16 ENUMERATED {len12bits, len18bits} OPTIONAL, -- Need M sl-OutOfOrderDelivery-r16 ENUMERATED { true } OPTIONAL, -- Need R ... } SL-RLC-ConfigPC5-r16 ::= CHOICE { sl-AM-RLC-r16 SEQUENCE { sl-SN-FieldLengthAM-r16 SN-FieldLengthAM OPTIONAL, -- Need M ... }, sl-UM-Bi-Directional-RLC-r16 SEQUENCE { sl-SN-FieldLengthUM-r16 SN-FieldLengthUM OPTIONAL, -- Need M ... }, sl-UM-Uni-Directional-RLC-r16 SEQUENCE { sl-SN-FieldLengthUM-r16 SN-FieldLengthUM OPTIONAL, -- Need M ... } } SL-LogicalChannelConfigPC5-r16 ::= SEQUENCE { sl-LogicalChannelIdentity-r16 LogicalChannelIdentity, ..., [[ sl-LogicalChannelIdentity-v1800 INTEGER (33..38) ]] } SL-PQFI-r16 ::= INTEGER (1..64) SL-CSI-RS-Config-r16 ::= SEQUENCE { sl-CSI-RS-FreqAllocation-r16 CHOICE { sl-OneAntennaPort-r16 BIT STRING (SIZE (12)), sl-TwoAntennaPort-r16 BIT STRING (SIZE (6)) } OPTIONAL, -- Need M sl-CSI-RS-FirstSymbol-r16 INTEGER (3..12) OPTIONAL, -- Need M ... } SL-RLC-ChannelConfigPC5-r17::= SEQUENCE { sl-RLC-ChannelID-PC5-r17 SL-RLC-ChannelID-r17, sl-RLC-ConfigPC5-r17 SL-RLC-ConfigPC5-r16 OPTIONAL, -- Need M sl-MAC-LogicalChannelConfigPC5-r17 SL-LogicalChannelConfigPC5-r16 OPTIONAL, -- Need M ... } SL-SFN-DFN-Offset-r18 ::= SEQUENCE { sl-FrameOffset-r18 INTEGER (0..1023), sl-SubframeOffset-r18 INTEGER (0..9), sl-SlotOffset-r18 INTEGER (0..31) } SL-SRAP-ConfigPC5-r18 ::= SEQUENCE { sl-PeerRemoteUE-L2Identity-r18 SL-DestinationIdentity-r16 OPTIONAL, -- Need M sl-PeerRemoteUE-LocalIdentity-r18 INTEGER (0..255) OPTIONAL, -- Need M sl-RemoteUE-L2Identity-r18 SL-SourceIdentity-r17 OPTIONAL, -- Need M sl-RemoteUE-LocalIdentity-r18 INTEGER (0..255) OPTIONAL, -- Need M ... } -- TAG-RRCRECONFIGURATIONSIDELINK-STOP -- ASN1STOP Editor's note: Whether the field sl-AbsoluteFrequencyPointA, together with sl-OffsetToCarrier, is sufficient for Rx UE to understand the carrier to add/modify/release from Rx UE perspective.