8.1.8 NB-IoT Reference radio bearer configurations
36.5083GPPCommon test environments for User Equipment (UE) conformance testingEvolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Packet Core (EPC)Release 17TS
8.1.8.1 General
8.1.8.2 NB-IoT SRB and DRB parameters and combinations
8.1.8.2.1 NB-IoT SRB and DRB parameters
8.1.8.2.1.1 NB-IoT SRB configurations
Table 8.1.8.2.1.1-1: SRB-ToAddMod-NB-DEFAULT
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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SRB-ToAddMod-NB-DEFAULT ::= SEQUENCE { |
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rlc-Config-r13 CHOICE { |
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defaultValue |
Default values defined in subclause 9.2.1.1 of TS 36.331 |
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} |
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logicalChannelConfig CHOICE { |
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defaultValue |
Default values defined in subclause 9.2.1.1 of TS 36.331 |
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} |
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} |
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8.1.8.2.1.2 NB-IoT DRB PDCP configurations
8.1.8.2.1.2.1 DRB PDCP configurations for AM RLC
Table 8.1.8.2.1.2.1-1: PDCP-Config-NB-DRB
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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PDCP-Config-NB-DRB ::= SEQUENCE { |
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discardTimer-r13 |
Infinity |
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headerCompression-r13 CHOICE { |
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notUsed |
NULL |
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} |
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} |
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8.1.8.2.1.3 NB-IoT DRB RLC configurations
8.1.8.2.1.3.1 NB-IoT DRB AM RLC configurations
Table 8.1.8.2.1.3.1-1: RLC-Config-NB-DRB
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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RLC-Config-NB-DRB ::= CHOICE { |
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am SEQUENCE { |
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ul-AM-RLC-r13 SEQUENCE { |
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t-PollRetransmit-r13 |
ms25000 |
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maxRetxThreshold-r13 |
t8 |
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} |
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dl-AM-RLC-r13 SEQUENCE { |
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enableStatusReportSN-Gap-r13 |
Not present |
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} |
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} |
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} |
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8.1.8.2.1.4 NB-IoT DRB Logical Channel configurations
Table 8.1.8.2.1.4-1: LogicalChannelConfig-NB-DRB
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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LogicalChannelConfig-NB-DRB ::= SEQUENCE { |
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priority-r13 |
13 |
low logical channel priority |
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logicalChannelSR-Prohibit-r13 |
TRUE |
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} |
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8.1.8.2.1.5 NB-IoT MAC configurations
Table 8.1.8.2.1.5-1: MAC-MainConfig-NB-SRB
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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MAC-MainConfig-NB-SRB ::= SEQUENCE { |
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ul-SCH-Config-r13 SEQUENCE { |
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periodicBSR-Timer-r13 |
pp8 |
Default |
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retxBSR-Timer-r13 |
infinity |
Default |
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} |
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drx-Config-r13 CHOICE { |
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release |
NULL |
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} |
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timeAlignmentTimerDedicated-r13 |
infinity |
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logicalChannelSR-Config-r13 CHOICE { |
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logicalChannelSR-ProhibitTimer-r13 |
pp2048 |
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} |
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} |
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} |
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8.1.8.2.1.6 NB-IoT Physical Layer configurations
Table 8.1.8.2.1.6-1: PhysicalConfigDedicated-NB-DEFAULT
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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PhysicalConfigDedicated-NB-DEFAULT ::= SEQUENCE { |
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carrierConfigDedicated-r13 |
Not present |
Anchor carrier |
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npdcch-ConfigDedicated-r13 |
NPDCCH-ConfigDedicated-NB-DEFAULT |
See subclause 8.1.6.3 |
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npusch-ConfigDedicated-r13 |
NPUSCH-ConfigDedicated-NB-DEFAULT |
See subclause 8.1.6.3 |
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uplinkPowerControlDedicated-r13 |
UplinkPowerControlDedicated-NB-DEFAULT |
See subclause 8.1.6.3 |
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} |
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8.1.8.2.1.7 NB-IoT DRB configurations
Table 8.1.8.2.1.7-1: DRB-ToAddMod-NB-DEFAULT(bid)
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Derivation Path: 36.331 clause 6.7.3 |
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Information Element |
Value/remark |
Comment |
Condition |
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DRB-ToAddMod-NB-DEFAULT(bid) ::= SEQUENCE { |
bid is the bearer identity (1..2) |
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eps-BearerIdentity-r13 |
bid+4 |
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drb-Identity-r13 |
Bid |
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pdcp-Config-r13 |
PDCP-Config-NB-DRB |
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rlc-Config-r13 |
RLC-Config-NB-DRB |
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logicalChannelIdentity-r13 |
bid+3 |
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logicalChannelConfig-r13 |
LogicalChannelConfig-NB-DRB |
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} |
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