10.2.7 CELL UPDATE
25.3313GPPProtocol specificationRadio Resource Control (RRC)Release 17TS
This message is used by the UE to initiate a cell update procedure.
RLC-SAP: TM
Logical channel: CCCH
Direction: UEUTRAN
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Information Element/Group name |
Need |
Multi |
Type and reference |
Semantics description |
Version |
|---|---|---|---|---|---|
|
Message Type |
MP |
Message Type |
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|
UE information elements |
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|
U-RNTI |
MP |
U-RNTI 10.3.3.47 |
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|
RRC transaction identifier |
CV-Failure |
RRC transaction identifier 10.3.3.36 |
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|
Integrity check info |
CH |
Integrity check info 10.3.3.16 |
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|
START list |
MP |
1 to <maxCNdomains> |
START [40] values for all CN domains. |
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|
>CN domain identity |
MP |
CN domain identity 10.3.1.1 |
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|
>START |
MP |
START 10.3.3.38 |
START value to be used in this CN domain. |
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|
AM_RLC error indication(RB2, RB3 or RB4) |
MP |
Boolean |
TRUE indicates AM_RLC unrecoverable error [16] occurred on RB2, RB3 or RB4 in the UE |
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|
AM_RLC error indication(RB>4) |
MP |
Boolean |
TRUE indicates AM_RLC unrecoverable error [16] occurred on RB>4 in the UE |
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|
Cell update cause |
MP |
Cell update cause 10.3.3.3 |
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|
Traffic volume indicator |
OP |
Enumerated (TRUE) |
This IE shall be set to TRUE when the criteria for event based traffic volume measurement reporting is fulfilled. Absence of this element means not fulfilled. |
REL-6 |
|
|
Failure cause |
OP |
Failure cause and error information 10.3.3.14 |
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|
RB timer indicator |
MP |
RB timer indicator 10.3.3.28 |
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|
Establishment cause |
OP |
Establishment cause 10.3.3.11 |
REL-5 |
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|
CS Call Type |
CV-ConversationalCS |
Enumerated (speech, video, other) |
One spare value is needed |
REL-7 |
|
|
HS-PDSCH in CELL_FACH |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support HS-PDSCH reception in CELL_FACH state. Note 1. |
REL-7 |
|
|
Support of common E-DCH |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support E-DCH enhanced random access in CELL_FACH state and Idle mode. Note 1. |
REL-8 |
|
|
Support of HS-DSCH DRX operation |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support HS-DSCH DRX operation in CELL_FACH state. |
REL-8 |
|
|
Support of MAC-i/is |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support MAC-i/is operation. |
REL-8 |
|
|
Support of SPS operation |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support SPS operation. |
REL-8 |
|
|
Support of control channel DRX operation |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support control channel DRX operation. |
REL-8 |
|
|
UE Mobility State Indicator |
MD |
Enumerated (High-mobilityDetected) |
Absence of this IE implies that, according to [4] either the High mobility state is not applicable or it has not been detected by the UE. |
REL-7 |
|
|
Capability change indicator |
OP |
Enumerated (TRUE) |
TRUE indicates that the UE capability has changed compared to the value stored in the variable UE_CAPABILITY_TRANSFERRED. |
REL-7 |
|
|
Reconfiguration Status Indicator |
OP |
Enumerated (TRUE) |
TRUE indicates a reconfiguration procedure is ongoing within the UE or a response message has been submitted to RLC and the UE is waiting for the layer 2 ACK. |
REL-6 |
|
|
MBMS Selected Services |
OP |
MBMS Selected Services Short 10.3.9a.7d |
REL-6 |
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|
Support for Two DRX schemes in URA_PCH and CELL_PCH |
OP |
Enumerated (TRUE) |
The absence of this IE indicates that the UE does not support Two DRX schemes in URA_PCH and CELL_PCH |
REL-7 |
|
|
Security Revert Status Indicator |
OP |
Enumerated (Reverted Back, Normal Operation) |
Reverted Back indicates this UE has reverted back to the old security configuration by aborting the ongoing security mode command. Normal Operation indicates this UE has not reverted back to the old security configuration by aborting an ongoing security mode command. The absence of this IE indicates that the UE does not support reporting of security revert status. |
REL-10 |
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|
Measurement information elements |
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|
Measured results on RACH |
OP |
Measured results on RACH 10.3.7.45 |
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|
Other Information elements |
REL-10 |
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|
Logged Meas Available |
OP |
Enumerated (TRUE) |
Indicates the UE has logged measurements to report to the network |
REL-10 |
|
|
ANR Logging Results Available |
OP |
Enumerated (TRUE) |
True indicates the UE has ANR logging results to report to the Network. |
REL-10 |
NOTE 1: For 1.28 Mcps TDD, UE supporting HS-PDSCH in CELL_FACH always supports E-DCH enhanced random access in CELL_FACH state and Idle mode, and vice versa. And UE supporting HS-PDSCH reception in CELL_FACH state always supports HS-DSCH reception in CELL_PCH and URA_PCH state and CELL_FACH HS-DSCH DRX operation.
|
Condition |
Explanation |
|
Failure |
This IE is mandatory present if the IE "Failure cause" is present and not needed otherwise. |
|
ConversationalCS |
This IE is mandatory present if the IE "Establishment cause" has the value "Originating Conversational Call" or "Emergency Call" and a CS call is being initiated. Otherwise it is not needed. |