9.2.8 Served Cell Information
36.4233GPPEvolved Universal Terrestrial Radio Access Network (E-UTRAN)Release 17TSX2 Application Protocol (X2AP)
This IE contains cell configuration information of a cell that a neighbour eNB may need for the X2 AP interface.
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
Criticality |
Assigned Criticality |
PCI |
M |
INTEGER (0..503, …) |
Physical Cell ID |
– |
||
Cell ID |
M |
ECGI 9.2.14 |
– |
|||
TAC |
M |
OCTET STRING(2) |
Tracking Area Code |
– |
||
Broadcast PLMNs |
1..<maxnoofBPLMNs> |
Broadcast PLMNs in SIB1 associated to the E-UTRA Cell Identity in the Cell ID IE. |
– |
|||
>PLMN Identity |
M |
9.2.4 |
– |
|||
CHOICE EUTRA-Mode-Info |
M |
– |
||||
>FDD |
||||||
>>FDD Info |
1 |
– |
||||
>>>UL EARFCN |
M |
EARFCN 9.2.26 |
Corresponds to NUL in TS 36.104 [16] for E-UTRA operating bands for which it is defined; ignored for E-UTRA operating bands for which NUL is not defined |
– |
||
>>>DL EARFCN |
M |
EARFCN 9.2.26 |
Corresponds to NDL in TS 36.104 [16] |
– |
||
>>>UL Transmission Bandwidth |
M |
Transmission Bandwidth 9.2.27 |
Same as DL Transmission Bandwidth in this release; ignored in case UL EARFCN value is ignored |
– |
||
>>>DL Transmission Bandwidth |
M |
Transmission Bandwidth 9.2.27 |
– |
|||
>>>UL EARFCN Extension |
O |
EARFCN Extension |
If this IE is present, the value signalled in the UL EARFCN IE is ignored. |
YES |
reject |
|
>>>DL EARFCN Extension |
O |
EARFCN Extension |
If this IE is present, the value signalled in the DL EARFCN IE is ignored. |
YES |
reject |
|
>>>Offset of NB-IoT Channel Number to DL EARFCN |
O |
Offset of NB-IoT Channel Number to EARFCN 9.2.94 |
Corresponds to MDL in TS 36.104 [16] |
YES |
reject |
|
>>>Offset of NB-IoT Channel Number to UL EARFCN |
O |
Offset of NB-IoT Channel Number to EARFCN 9.2.94 |
Corresponds to MUL in TS 36.104 [16] |
YES |
reject |
|
>>>NRS-NSSS-PowerOffset |
O |
ENUMERATED (-3, 0, 3, …) |
NRS to NSSS power ratio, as defined in TS6.213 [11]. |
YES |
Ignore |
|
>>>NSSS-NumOccasionDifferentPrecoder |
O |
ENUMERATED (2, 4, 8, …) |
The number of consecutive NSSS occasions that use different precoders for NSSS transmission, as defined in TS6.213 [11]. |
YES |
ignore |
|
>TDD |
– |
|||||
>>TDD Info |
1 |
– |
||||
>>>EARFCN |
M |
9.2.26 |
Corresponds to NDL/NUL in TS 36.104 [16] |
– |
||
>>>Transmission Bandwidth |
M |
Transmission Bandwidth 9.2.27 |
– |
|||
>>>Subframe Assignment |
M |
ENUMERATED(sa0, sa1, sa2, sa3, sa4, sa5, sa6,…) |
Uplink-downlink subframe configuration information defined in TS 36.211 [10]. In NB-IOT, sa0 and sa6 are not applicable. |
– |
||
>>>Special Subframe Info |
1 |
Special subframe configuration information defined in TS 36.211 [10] |
– |
|||
>>>>Special Subframe Patterns |
M |
ENUMERATED(ssp0, ssp1, ssp2, ssp3, ssp4, ssp5, ssp6, ssp7, ssp8, …) |
– |
|||
>>>>Cyclic Prefix DL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>>Cyclic Prefix UL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>Additional Special Subframe Info |
O |
Special subframe configuration information defined in TS 36.211 [10]. Only for newly defined configuration of special subframe from Release 11. |
YES |
ignore |
||
>>>>Additional Special Subframe Patterns |
M |
ENUMERATED(ssp0, ssp1, ssp2, ssp3, ssp4, ssp5, ssp6, ssp7, ssp8, ssp9, …) |
– |
|||
>>>>Cyclic Prefix DL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>>Cyclic Prefix UL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>EARFCN Extension |
O |
9.2.65 |
If this IE is present, the value signalled in the EARFCN IE is ignored. |
YES |
reject |
|
>>>Additional Special Subframe Extension Info |
O |
Special subframe configuration information defined in TS 36.211 [10]. Only for newly defined configuration of special subframe from Release 14. |
YES |
ignore |
||
>>>>Additional Special Subframe Patterns Extension |
M |
ENUMERATED(ssp10, …) |
– |
|||
>>>>Cyclic Prefix DL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>>Cyclic Prefix UL |
M |
ENUMERATED(Normal, Extended,…) |
– |
|||
>>>Offset of NB-IoT Channel Number to DL EARFCN |
O |
Offset of NB-IoT Channel Number to EARFCN 9.2.94 |
Corresponds to MDL in TS 36.104 [16] |
YES |
reject |
|
>>>NB-IoT UL DL Alignment Offset |
O |
NB-IoT UL DL Alignment Offset 9.2.144 |
Corresponds to the TDD-UL-DL-AlignmentOffset-NB in TS 36.331 [9]. |
YES |
reject |
|
Number of Antenna Ports |
O |
9.2.43 |
YES |
ignore |
||
PRACH Configuration |
O |
PRACH Configuration 9.2.50 |
YES |
ignore |
||
MBSFN Subframe Info |
0..<maxnoofMBSFN> |
MBSFN subframe defined in TS 36.331 [9] |
GLOBAL |
ignore |
||
>Radioframe Allocation Period |
M |
ENUMERATED(n1, n2, n4, n8, n16, n32, …) |
– |
|||
>Radioframe Allocation Offset |
M |
INTEGER (0..7, …) |
– |
|||
>Subframe Allocation |
M |
9.2.51 |
– |
|||
CSG ID |
O |
9.2.53 |
YES |
ignore |
||
MBMS Service Area Identity List |
0..<maxnoofMBMSServiceAreaIdentities > |
Supported MBMS Service Area Identities in the cell |
GLOBAL |
ignore |
||
>MBMS Service Area Identity |
OCTET STRING(2) |
MBMS Service Area Identities as defined in TS 23.003 [29] |
||||
MultibandInfoList |
O |
9.2.60 |
YES |
ignore |
||
FreqBandIndicatorPriority |
O |
ENUMERATED (not-broadcasted, broadcasted, …) |
This IE indicates that the eNodeB supports FreqBandIndicationPriority, and whether FreqBandIndicatorPriority is broadcasted in SIB 1 (see TS 36.331 [9]) |
YES |
ignore |
|
BandwidthReducedSI |
O |
ENUMERATED (scheduled, …) |
This IE indicates that the SystemInformationBlockType1-BR is scheduled in the cell (see TS 36.331 [9]) |
YES |
ignore |
|
Protected E-UTRA Resource Indication |
O |
9.2.125 |
This IE indicates which E-UTRA control/reference signal resources are protected and are not subject to E-UTRA – NR Cell Resource Coordination. |
YES |
ignore |
|
Broadcast PLMN Identity Info List E-UTRA |
0..<maxnoofBPLMNs> |
This IE corresponds to the cellAccessRelatedInfo IE in SIB1 as specified in TS 36.331 [9]. All PLMN Identities and associated information contained in the cellAccessRelatedInfo IE are included and provided in the same order as broadcast in SIB1. |
YES |
ignore |
||
>Broadcast PLMNs |
1..<maxnoof BPLMNs> |
Broadcast PLMN IDs in SIB1 associated to the E-UTRA Cell Identity IE. |
– |
|||
>>PLMN Identity |
M |
9.2.4 |
– |
|||
>TAC |
M |
OCTET STRING(2) |
– |
|||
>E-UTRA Cell Identity |
M |
BIT STRING (28) |
– |
|||
NPRACH Configuration |
O |
NPRACH Configuration 9.2.170 |
YES |
ignore |
||
SFN Offset |
O |
9.2.175 |
YES |
ignore |
Range bound |
Explanation |
maxnoofBPLMNs |
Maximum no. of Broadcast PLMN Ids. Value is 6. |
maxnoofMBSFN |
Maximum no. of MBSFN frame allocation with different offset. Value is 8. |
maxnoofMBMSServiceAreaIdentities |
Maximum no. of MBMS Service Area Identities. Value is 256. |