B.1 Tabular definition
36.4133GPPEvolved Universal Terrestrial Radio Access Network (E-UTRAN)Release 17S1 Application Protocol (S1AP)TS
B.1.1 SON Transfer Application Identity
This IE indicates the application identity within the SON Transfer application.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
SON Transfer Application Identity |
M |
ENUMERATED (Cell Load Reporting, …, Multi-Cell Load Reporting, Event-Triggered Cell Load Reporting, HO Reporting, E-UTRAN Cell Activation, Energy Savings Indication, Failure Event Reporting) |
The receiving RAN node, including the eHRPD eAN, shall discard any RAN-INFORMATION-REQUEST/Multiple Report PDU containing this IE with value set to “Cell Load Reporting”, "Multi-Cell Load Reporting", “HO Reporting”, “E-UTRAN Cell Activation”, “Energy Savings Indication” or "Failure Event Reporting". The receiving eHRPD eAN shall discard any RAN-INFORMATION-REQUEST/Single Report PDU containing this IE with value set to “Cell Load Reporting”, “HO Reporting”, “E-UTRAN Cell Activation”, “Energy Savings Indication” or "Failure Event Reporting". |
B.1.2 SON Transfer Request Container
This container transfers request information for the SON Transfer application.
NOTE: The length of the SON Transfer Request Container IE shall remain compatible with the maximum message size on the Gb interface, this maximum size being determined depending on the lower layers used on the interface and on their configuration, a typical (default) limitation being 1600 octets for a Frame Relay sub-network as stated in TS 48.016 [30].
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE SON Transfer Application |
M |
|||
|
>Cell Load Reporting |
NULL |
|||
|
>Multi-Cell Load Reporting |
||||
|
>>Multi-Cell Load Reporting Request |
M |
B.1.7 |
||
|
>Event-Triggered Cell Load Reporting |
||||
|
>>Event-Triggered Cell Load Reporting Request |
M |
B.1.11 |
||
|
>HO Reporting |
||||
|
>>HO Report |
M |
B.1.13 |
||
|
>E-UTRAN Cell Activation |
||||
|
>>Cell Activation Request |
M |
B.1.14 |
||
|
>Energy Savings Indication |
||||
|
>>Cell State Indication |
M |
B.1.16 |
||
|
>Failure Event Reporting |
||||
|
>>Failure Event Report |
M |
B.1.17 |
B.1.3 SON Transfer Response Container
This container transfers response information for the SON Transfer application.
NOTE: The length of the SON Transfer Response Container IE shall remain compatible with the maximum message size on the Gb interface, this maximum size being determined depending on the lower layers used on the interface and on their configuration, a typical (default) limitation being 1600 octets for a Frame Relay sub-network as stated in TS 48.016 [30].
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE SON Transfer Application |
M |
|||
|
>Cell Load Reporting |
||||
|
>>Cell Load Reporting Response |
M |
B.1.5 |
||
|
>Multi-Cell Load Reporting |
||||
|
>>Multi-Cell Load Reporting Response |
M |
B.1.9 |
||
|
>Event-Triggered Cell Load Reporting |
||||
|
>>Event-triggered Cell Load Reporting Response |
M |
B.1.12 |
||
|
>HO Reporting |
NULL |
|||
|
>E-UTRAN Cell Activation |
||||
|
>>Cell Activation Response |
M |
B.1.15 |
||
|
>Energy Savings Indication |
NULL |
The Reporting Cell Identifier field in the RAN-INFORMATION Application Container for SON Transfer (TS 48.018 [18]) shall be the same as received in the RAN-INFORMATION-REQUEST Application Container. The RAT Discriminator field shall be set to ‘E-UTRAN’. |
||
|
>Failure Event Reporting |
NULL |
The Reporting Cell Identifier field in the RAN-INFORMATION Application Container for SON Transfer (TS 48.018 [18]) shall be the same as received in the RAN-INFORMATION-REQUEST Application Container. The RAT Discriminator field shall be set to ‘E-UTRAN’. |
B.1.4 SON Transfer Cause
This container indicates the cause why the Application Error Container IE for the SON Transfer application defined in TS 48.018 [18] is sent.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE SON Transfer Application |
M |
|||
|
>Cell Load Reporting |
||||
|
>>Cell Load Reporting Cause |
M |
B.1.10 |
||
|
>Multi-Cell Load Reporting |
||||
|
>>Cell Load Reporting Cause |
M |
B.1.10 |
||
|
>Event-Triggered Cell Load Reporting |
||||
|
>>Cell Load Reporting Cause |
M |
B.1.10 |
||
|
>HO Reporting |
||||
|
>>HO Reporting Cause |
M |
ENUMERATED (Application Container Syntax Error, Inconsistent Reporting Cell Identifier, Unspecified, …) |
||
|
>E-UTRAN Cell Activation |
||||
|
>>Cell Activation Cause |
M |
ENUMERATED (Application Container Syntax Error, Inconsistent Reporting Cell Identifier, Unspecified, …) |
||
|
>Energy Savings Indication |
||||
|
>>Cell State Indication Cause |
M |
ENUMERATED (Application Container Syntax Error, Inconsistent Reporting Cell Identifier, Unspecified, …) |
||
|
>Failure Event Reporting |
||||
|
>>Failure Event Reporting Cause |
M |
ENUMERATED (Application Container Syntax Error, Inconsistent Reporting Cell Identifier, Unspecified, …) |
|
HO Reporting Cause |
Meaning |
|
Application Container Syntax Error |
The Application Container IE is syntactically incorrect. |
|
Inconsistent Reporting Cell Identifier |
– In case the reporting RAT is GERAN: the Reporting Cell Identifier in the Application Container IE does not match with the Destination Cell Identifier IE value (in the case of a RAN-INFORMATION-REQUEST PDU) or with the Source Cell Identifier IE value (in the case of a RAN-INFORMATION PDU) of the RIM header. – In case the reporting RAT is UTRAN or E-UTRAN: the cell identified by Reporting Cell Identifier in the Application Container IE is unknown in the RNC (UTRAN case) or in the eNodeB (E-UTRAN case) identified by the Destination Cell Identifier IE value in the RAN-INFORMATION-REQUEST PDU. |
|
Unspecified |
Sent when none of the above cause values applies. |
|
Cell Activation Cause |
Meaning |
|
Application Container Syntax Error |
The Application Container IE is syntactically incorrect. |
|
Inconsistent Reporting Cell Identifier |
– In case the reporting RAT is E-UTRAN: The Reporting Cell Identifier in the Application Container IE is unknown in the eNB identified by the Destination Cell Identifier IE value of the RIM header of a RAN-INFORMATION-REQUEST PDU or the reporting cell identifier in the Application Container IE does not match with the Source Cell Identifier IE value of the RIM header of a RAN-INFORMATION PDU. |
|
Unspecified |
Sent when none of the above cause values applies. |
|
Cell State Indication Cause |
Meaning |
|
Application Container Syntax Error |
The Application Container IE is syntactically incorrect. |
|
Inconsistent Reporting Cell Identifier |
– In case the reporting RAT is E-UTRAN: The Reporting Cell Identifier in the Application Container IE does not match with the Source Cell Identifier IE value of the RIM header of a RAN-INFORMATION-REQUEST PDU or the reporting cell identifier in the Application Container IE does not match with the Destination Cell Identifier IE value of the RIM header of a RAN-INFORMATION PDU. |
|
Unspecified |
Sent when none of the above cause values applies. |
|
Failure Event Reporting Cause |
Meaning |
|
Application Container Syntax Error |
The Application Container IE is syntactically incorrect. |
|
Inconsistent Reporting Cell Identifier |
– In case the reporting RAT is E-UTRAN: The Reporting Cell Identifier in the Application Container IE does not match with the Source Cell Identifier IE value of the RIM header of a RAN-INFORMATION-REQUEST PDU or the reporting cell identifier in the Application Container IE does not match with the Destination Cell Identifier IE value of the RIM header of a RAN-INFORMATION PDU. |
|
Unspecified |
Sent when none of the above cause values applies |
B.1.5 Cell Load Reporting Response
This IE contains response information for inter-RAT cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE Reporting RAT |
M |
|||
|
>E-UTRAN |
||||
|
>>E-UTRAN Response |
M |
E-UTRAN Cell Load Reporting Response B.1.6 |
||
|
>UTRAN |
||||
|
>>UTRAN Response |
M |
OCTET STRING |
Contains the Cell Load Information Group IE as defined in TS 25.413. The receiver shall ignore the value of the Source Cell Identifier IE within the Cell Load Information Group IE. |
|
|
>GERAN |
||||
|
>>GERAN Response |
M |
OCTET STRING |
Contains the Cell Load Information Group IE as defined in TS 48.008. The receiver shall ignore the value of the Cell Identifier IE within the Cell Load Information Group IE. |
|
|
>eHRPD |
||||
|
>>eHRPD Response |
M |
eHRPD Sector Load Reporting Response B.1.19 |
B.1.6 E-UTRAN Cell Load Reporting Response
This IE contains response information for inter-RAT cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Composite Available Capacity Group |
M |
OCTET STRING |
Contains the Composite Available Capacity Group IE as defined in TS 36.423. |
B.1.7 Multi-Cell Load Reporting Request
This IE contains request information for inter-RAT multi-cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Requested Cell List |
1 .. <maxnoofIRATReportingCells> |
One of the IRAT Cell IDs contained in this list shall be carried in the Reporting Cell Identifier field in the RAN-INFORMATION-REQUEST Application Container for SON Transfer (TS 48.018). |
||
|
>IRAT Cell ID |
M |
B.1.8 |
|
Range bound |
Explanation |
|
maxnoofIRATReportingCells |
Maximum no. cells to be included. Value is 128. |
B.1.8 IRAT Cell ID
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE Reporting RAT |
M |
|||
|
>E-UTRAN |
||||
|
>>Cell Identifier |
M |
OCTET STRING |
Contains the E-UTRAN CGI IE as defined in 9.2.1.38. |
|
|
>UTRAN |
||||
|
>>Cell Identifier |
M |
OCTET STRING |
Contains the Source Cell Identifier IE as defined in TS 25.413. |
|
|
>GERAN |
||||
|
>>Cell Identifier |
M |
OCTET STRING |
Contains the Cell Identifier IE as defined in TS 48.018. |
|
|
>eHRPD |
||||
|
>>eHRPD Sector ID |
M |
B.1.18 |
B.1.9 Multi-Cell Load Reporting Response
This IE contains response information for inter-RAT multi-cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Reporting Cell List |
1 .. <maxnoofIRATReportingCells> |
|||
|
>CHOICE Reporting RAT |
M |
|||
|
>>E-UTRAN |
||||
|
>>>E-UTRAN Response |
M |
|||
|
>>>>Cell Identifier |
M |
OCTET STRING |
Contains the E-UTRAN CGI IE as defined in 9.2.1.38. |
|
|
>>>>E-UTRAN Cell Load Reporting Response |
M |
B.1.6 |
||
|
>>UTRAN |
||||
|
>>>UTRAN Response |
M |
OCTET STRING |
Contains the Cell Load Information Group IE as defined in TS 25.413. |
|
|
>>GERAN |
||||
|
>>>GERAN Response |
M |
OCTET STRING |
Contains the Cell Load Information Group IE as defined in TS 48.008. |
|
|
>>eHRPD |
||||
|
>>>eHRPD Sector ID |
M |
B.1.18 |
||
|
>>>eHRPD Sector Load Reporting Response |
M |
B.1.19 |
B.1.10 Cell Load Reporting Cause
This IE contains request information for inter-RAT cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Cell Load Reporting Cause |
M |
ENUMERATED (Application Container Syntax Error, Inconsistent Reporting Cell Identifier, Unspecified, …) |
The meaning of the different cause values is described in the following table.
|
Cell Load Reporting Cause |
Meaning |
|
Application Container Syntax Error |
The Application Container IE is syntactically incorrect. |
|
Inconsistent Reporting Cell Identifier |
– In case the reporting RAT is GERAN or eHRPD: the Reporting Cell Identifier in the Application Container IE does not match with the Destination Cell Identifier IE value (in the case of a RAN-INFORMATION-REQUEST PDU) or with the Source Cell Identifier IE value (in the case of a RAN-INFORMATION PDU) of the RIM header. – In case the reporting RAT is UTRAN or E-UTRAN: the cell identified by Reporting Cell Identifier in the Application Container IE is unknown in the RNC (UTRAN case) or in the eNodeB (E-UTRAN case) identified by the Destination Cell Identifier IE value in the RAN-INFORMATION-REQUEST PDU. |
|
Unspecified |
Sent when none of the above cause values applies |
B.1.11 Event-Triggered Cell Load Reporting Request
This IE contains request information for inter-RAT cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Number Of Measurement Reporting Levels |
M |
ENUMERATED (2, 3, 4, 5, 10, …) |
The reporting node divides the cell load scale into the indicated number of reporting levels, evenly distributed on a linear scale below the reporting node’s threshold for overload. The reporting node sends a report each time the cell load changes from one reporting level to another, and when the cell load enters and exits overload state. If the reporting RAT is eHRPD, triggering is based on sector load. |
B.1.12 Event-triggered Cell Load Reporting Response
This IE contains response information for event-triggered inter-RAT cell load reporting.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Cell Load |
M |
Cell Load Reporting Response B.1.5 |
||
|
Overload Flag |
O |
ENUMERATED (Overload, …) |
If the reporting RAT is eHRPD, when this IE is present the sector load exceeds the threshold for overload. For other reporting RATs, when this IE is present the cell load exceeds the threshold for overload. |
B.1.13 HO Report
This IE contains information for too early inter-RAT HO without connection failure.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
HO Type |
M |
ENUMERATED (LTE to UTRAN, LTE to GERAN, …) |
||
|
HO Report Type |
M |
ENUMERATED (Unnecessary HO to another RAT, …, Early IRAT Handover) |
The "Early IRAT Handover" code-point shall be used by the RNC according to TS 25.413 [19]. |
|
|
HO Source ID |
M |
IRAT Cell ID B.1.8 |
Contains the cell ID of the source cell for the HO. This IE shall contain an E-UTRAN CGI, and shall be set to the same value as the Reporting Cell Identifier IE in TS 48.018 [18] |
|
|
HO Target ID |
M |
IRAT Cell ID B.1.8 |
Contains the cell ID of the target cell for the HO. This IE shall contain either a UTRAN Cell ID or a GERAN Cell ID. |
|
|
Candidate Cell List |
1 .. <maxnoofCandidateCells> |
|||
|
>Candidate Cell ID |
M |
IRAT Cell ID B.1.8 |
This IE contains an E-UTRAN CGI. |
|
|
Candidate PCI List |
0..1 |
|||
|
>Candidate PCIs |
1 .. <maxnoofCandidateCells> |
|||
|
>>Candidate PCI |
M |
B.1.23 |
This IE includes the Primary Cell Identifier and the EARFCN of detected cells not included in the Candidate Cell List IE and for which an E-UTRAN CGI could not be derived. |
|
Range bound |
Explanation |
|
maxnoofCandidateCells |
Maximum no. of candidate cells. |
B.1.14 Cell Activation Request
This IE contains request information for inter-RAT Cell Activation.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Cells to Activate List |
1 .. <maxnoofCellineNB> |
One of the cell IDs contained in this list shall be carried in the Reporting Cell Identifier field in the RAN-INFORMATION-REQUEST Application Container for SON Transfer (TS 48.018 [18]). |
||
|
>Cell Identifier |
M |
OCTET STRING |
Contains the E-UTRAN CGI IE as defined in 9.2.1.38. |
|
|
Minimum Activation Time |
O |
INTEGER (1..60) |
Seconds |
|
Range bound |
Explanation |
|
maxnoofCellineNB |
Maximum no. cells that can be served by an eNB. Value is 256. |
B.1.15 Cell Activation Response
This IE contains response information for inter-RAT Cell Activation.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Activated Cells List |
0 .. <maxnoofCellineNB> |
|||
|
>Cell Identifier |
M |
OCTET STRING |
Contains the E-UTRAN CGI IE as defined in 9.2.1.38. |
|
Range bound |
Explanation |
|
maxnoofCellineNB |
Maximum no. cells that can be served by an eNB. Value is 256. |
B.1.16 Cell State Indication
This IE contains notification information for inter-RAT Cell Activation and Deactivation
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
Notification Cell List |
1 .. <maxnoofCellineNB> |
One of the cell IDs contained in this list shall be carried in the Reporting Cell Identifier field in the RAN-INFORMATION-REQUEST Application Container for SON Transfer (TS 48.018 [18]). |
||
|
>Cell Identifier |
M |
OCTET STRING |
Contains the E-UTRAN CGI IE as defined in 9.2.1.38. |
|
|
>Notify Flag |
M |
ENUMERATED (Activated, Deactivated, …) |
|
Range bound |
Explanation |
|
maxnoofCellineNB |
Maximum no. cells that can be served by an eNB. Value is 256. |
B.1.17 Failure Event Report
This IE contains information for inter-RAT handover with connection failure.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
CHOICE Failure Event Report Type |
M |
|||
|
>Too Early inter-RAT HO report from E-UTRAN |
The Reporting Cell Identifier field in the RAN-INFORMATION Application Container for SON Transfer (TS 48.018 [18]) shall be the same as the Last Serving Cell Identity in the UE RLF Report. |
|||
|
>>UE RLF Report Container |
M |
OCTET STRING |
RLF Report contained in the UEInformationResponse message (TS 36.331 [16]) |
|
|
>>Mobility Information |
O |
BIT STRING (SIZE (32)) |
Information related to the handover; the external handover source provides it in the Source eNB to target eNB Transparent Container in order to enable later analysis of the conditions that led to a wrong HO. |
B.1.18 eHRPD Sector ID
This IE contains the eHRPD Sector ID.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
eHRPD Sector ID |
M |
OCTET STRING (SIZE(16)) |
Defined in 3GPP2 C.S0024-B [27] sub-section 13.9 |
B.1.19 eHRPD Sector Load Reporting Response
This IE indicates the overall available resource level in the eHRPD sector in downlink and uplink.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
eHRPD Composite Available Capacity Downlink |
M |
eHRPD Composite Available Capacity B.1.20 |
For the downlink |
|
|
eHRPD Composite Available Capacity Uplink |
M |
eHRPD Composite Available Capacity B.1.20 |
For the uplink |
B.1.20 eHRPD Composite Available Capacity
This IE indicates the overall available resource level in the eHRPD sector in either Downlink or Uplink.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
eHRPD Sector Capacity Class Value |
M |
B.1.21 |
||
|
eHRPD Capacity Value |
M |
B.1.22 |
‘0’ indicates no resource is available, Measured on a linear scale. |
B.1.21 eHRPD Sector Capacity Class Value
This IE indicates the value that classifies the eHRPD sector capacity with regards to cells in other RATs. The IE only indicates resources that are configured for traffic purposes.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
eHRPD Sector Capacity Class Value |
M |
INTEGER (1..100,…) |
Value 1 indicates the minimum sector capacity, and 100 indicates the maximum sector capacity. There should be a linear relation between sector capacity and eHRPD Sector Capacity Class Value. |
B.1.22 eHRPD Capacity Value
This IE indicates the amount of resources that are available for load balancing relative to the total eHRPD resources. A sector is expected to accept traffic corresponding to the indicated available capacity.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
eHRPD Capacity Value |
M |
INTEGER (0..100) |
Value 0 indicates no available capacity, and 100 indicates maximum available capacity . Capacity Value should be measured on a linear scale. |
B.1.23 Candidate PCI
This IE contains the Primary Cell Identity and the frequency of a detected LTE cell.
|
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
|
PCI |
M |
INTEGER (0..503) |
Physical Cell Identifier of the detected cell |
|
|
EARFCN |
M |
OCTET STRING |
Contains the EARFCN IE as defined in 9.2.1.95. |