specviewer.org TS 38.331 ASN.1 index NotificationMessageSidelink-r17

NotificationMessageSidelink (NotificationMessageSidelink-r17)

PC5-RRC message · TS 38.331 v19.4.0 (2026-09) · clause 6.6.2

NotificationMessageSidelink-r17 is a PC5-RRC message of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v17.0.0 (2022-04) · Last changed v19.1.0 (2026-01), in NotificationMessageSidelink-v1900-IEs

Definition

The NotificationMessageSidelink message is used to send notification message from U2N Relay UE to the connected U2N Remote UE or from U2U Relay UE to the connected U2U Remote UE.

NotificationMessageSidelink-r17 ::=       SEQUENCE {
    criticalExtensions                        CHOICE {
        notificationMessageSidelink-r17           NotificationMessageSidelink-r17-IEs,
        criticalExtensionsFuture                  SEQUENCE {}
    }
}

Fields (3)

FieldDescription
criticalExtensions
CHOICE {
notificationMessageSidelink-r17
NotificationMessageSidelink-r17-IEs
criticalExtensionsFuture
SEQUENCE {}

Fields of NotificationMessageSidelink-r17-IEs (3)

FieldDescription
indicationType-r17
ENUMERATED { relayUE-Uu-RLF, relayUE-HO, relayUE-CellReselection, relayUE-Uu-RRC-Failure } · OPTIONAL Need N
lateNonCriticalExtension
OCTET STRING · OPTIONAL
nonCriticalExtension
NotificationMessageSidelink-v1800-IEs · OPTIONAL

Fields of NotificationMessageSidelink-v1800-IEs (3)

FieldDescription
sl-IndicationType-r18
ENUMERATED {relayUE-PC5-RLF, spare1} · OPTIONAL Need N
since v18.0.0
sl-DestinationIdentityRemoteUE-r18
SL-DestinationIdentity-r16 · OPTIONAL Need N
since v18.0.0
nonCriticalExtension
NotificationMessageSidelink-v1900-IEs · OPTIONAL
since v18.0.0

Fields of NotificationMessageSidelink-v1900-IEs (2)

FieldDescription
mh-indicationType-r19
ENUMERATED { relayUE-RelayReselection, relayUE-CellSelection, relayUE-Parent-PC5LinkRelease } · OPTIONAL Need N
since v19.0.0
nonCriticalExtension
SEQUENCE {} · OPTIONAL
since v19.0.0

Used by (1)

Uses (1)

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