RRCReestablishmentRequest

RRC message · TS 38.331 v19.4.0 (2026-09) · clause 6.2.2

RRCReestablishmentRequest is an RRC message of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v15.3.0 (2018-09) · Not changed since

Definition

The RRCReestablishmentRequest message is used to request the reestablishment of an RRC connection.

RRCReestablishmentRequest ::=       SEQUENCE {
    rrcReestablishmentRequest           RRCReestablishmentRequest-IEs
}

Field	Description
rrcReestablishmentRequest RRCReestablishmentRequest-IEs

Field	Description
ue-Identity ReestabUE-Identity	UE identity included to retrieve UE context and to facilitate contention resolution by lower layers.
reestablishmentCause ReestablishmentCause	Indicates the failure cause that triggered the re-establishment procedure. gNB is not expected to reject a RRCReestablishmentRequest due to unknown cause value being used by the UE.
spare BIT STRING (SIZE (1))