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Content for
TS 24.301
Word version: 17.4.1
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5.4…
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5
Elementary procedures for EPS mobility management
5.1
Overview
5.1.1
General
5.1.2
Types of EMM procedures
5.1.3
EMM sublayer states
5.1.4
Coordination between EMM and GMM
5.1.5
Coordination between EMM and MM
5.2
Behaviour of the UE in state EMM-DEREGISTERED and state EMM-REGISTERED
5.2.1
General
5.2.2
UE behaviour in state EMM-DEREGISTERED
5.2.3
UE behaviour in state EMM-REGISTERED
5.3
General on elementary EMM procedures
...
5
Elementary procedures for EPS mobility management
Word‑p. 58
5.1
Overview
Word‑p. 58
5.1.1
General
Word‑p. 58
5.1.2
Types of EMM procedures
Word‑p. 59
5.1.3
EMM sublayer states
Word‑p. 60
5.1.3.1
General
Word‑p. 60
5.1.3.2
EMM sublayer states in the UE
Word‑p. 60
5.1.3.2.1
General
Word‑p. 60
5.1.3.2.2
Main states
Word‑p. 60
5.1.3.2.2.1
EMM-NULL
Word‑p. 60
5.1.3.2.2.2
EMM-DEREGISTERED
Word‑p. 60
5.1.3.2.2.3
EMM-REGISTERED-INITIATED
Word‑p. 60
5.1.3.2.2.4
EMM-REGISTERED
Word‑p. 60
5.1.3.2.2.5
EMM-DEREGISTERED-INITIATED
Word‑p. 61
5.1.3.2.2.6
EMM-TRACKING-AREA-UPDATING-INITIATED
Word‑p. 61
5.1.3.2.2.7
EMM-SERVICE-REQUEST-INITIATED
Word‑p. 61
5.1.3.2.3
Substates of state EMM-DEREGISTERED
Word‑p. 62
5.1.3.2.3.1
General
Word‑p. 62
5.1.3.2.3.2
EMM-DEREGISTERED.NORMAL-SERVICE
Word‑p. 62
5.1.3.2.3.3
EMM-DEREGISTERED.LIMITED-SERVICE
Word‑p. 62
5.1.3.2.3.4
EMM-DEREGISTERED.ATTEMPTING-TO-ATTACH
Word‑p. 63
5.1.3.2.3.5
EMM-DEREGISTERED.PLMN-SEARCH
Word‑p. 63
5.1.3.2.3.6
EMM-DEREGISTERED.NO-IMSI
Word‑p. 63
5.1.3.2.3.7
EMM-DEREGISTERED.ATTACH-NEEDED
Word‑p. 63
5.1.3.2.3.8
EMM-DEREGISTERED.NO-CELL-AVAILABLE
Word‑p. 63
5.1.3.2.3.9
EMM-DEREGISTERED.eCALL-INACTIVE
Word‑p. 63
5.1.3.2.4
Substates of state EMM-REGISTERED
Word‑p. 63
5.1.3.2.4.1
General
Word‑p. 63
5.1.3.2.4.2
EMM-REGISTERED.NORMAL-SERVICE
Word‑p. 63
5.1.3.2.4.3
EMM-REGISTERED.ATTEMPTING-TO-UPDATE
Word‑p. 63
5.1.3.2.4.4
EMM-REGISTERED.LIMITED-SERVICE
Word‑p. 64
5.1.3.2.4.5
EMM-REGISTERED.PLMN-SEARCH
Word‑p. 64
5.1.3.2.4.6
EMM-REGISTERED.UPDATE-NEEDED
Word‑p. 64
5.1.3.2.4.7
EMM-REGISTERED.NO-CELL-AVAILABLE
Word‑p. 64
5.1.3.2.4.8
EMM-REGISTERED.ATTEMPTING-TO-UPDATE-MM
Word‑p. 64
5.1.3.2.4.9
EMM-REGISTERED.IMSI-DETACH-INITIATED
Word‑p. 64
5.1.3.3
EPS update status
Word‑p. 64
5.1.3.4
EMM sublayer states in the MME
Word‑p. 65
5.1.3.4.1
EMM-DEREGISTERED
Word‑p. 65
5.1.3.4.2
EMM-COMMON-PROCEDURE-INITIATED
Word‑p. 65
5.1.3.4.3
EMM-REGISTERED
Word‑p. 65
5.1.3.4.4
EMM-DEREGISTERED-INITIATED
Word‑p. 65
5.1.4
Coordination between EMM and GMM
Word‑p. 66
5.1.5
Coordination between EMM and MM
Word‑p. 67
5.2
Behaviour of the UE in state EMM-DEREGISTERED and state EMM-REGISTERED
Word‑p. 67
5.2.1
General
Word‑p. 67
5.2.2
UE behaviour in state EMM-DEREGISTERED
Word‑p. 67
5.2.2.1
General
Word‑p. 67
5.2.2.2
Primary substate selection
Word‑p. 68
5.2.2.2.1
Selection of the substate after power on
Word‑p. 68
5.2.2.3
Detailed description of UE behaviour in state EMM-DEREGISTERED
Word‑p. 68
5.2.2.3.1
NORMAL-SERVICE
Word‑p. 68
5.2.2.3.2
LIMITED-SERVICE
Word‑p. 68
5.2.2.3.3
ATTEMPTING-TO-ATTACH
Word‑p. 68
5.2.2.3.4
PLMN-SEARCH
Word‑p. 69
5.2.2.3.5
NO-IMSI
Word‑p. 69
5.2.2.3.6
ATTACH-NEEDED
Word‑p. 69
5.2.2.3.7
NO-CELL-AVAILABLE
Word‑p. 69
5.2.2.3.8
eCALL-INACTIVE
|R14|
Word‑p. 70
5.2.2.4
Substate when back to state EMM-DEREGISTERED from another EMM state
Word‑p. 70
5.2.3
UE behaviour in state EMM-REGISTERED
Word‑p. 70
5.2.3.1
General
Word‑p. 70
5.2.3.2
Detailed description of UE behaviour in state EMM-REGISTERED
Word‑p. 71
5.2.3.2.1
NORMAL-SERVICE
Word‑p. 71
5.2.3.2.2
ATTEMPTING-TO-UPDATE
Word‑p. 71
5.2.3.2.3
LIMITED-SERVICE
Word‑p. 72
5.2.3.2.4
PLMN-SEARCH
Word‑p. 72
5.2.3.2.5
UPDATE-NEEDED
Word‑p. 72
5.2.3.2.6
NO-CELL-AVAILABLE
Word‑p. 73
5.2.3.2.7
ATTEMPTING-TO-UPDATE-MM
Word‑p. 73
5.2.3.2.8
IMSI-DETACH-INITIATED
|R9|
Word‑p. 73
5.3
General on elementary EMM procedures
Word‑p. 73
5.3.1
EMM modes and NAS signalling connection
Word‑p. 73
5.3.1.1
Establishment of the NAS signalling connection
Word‑p. 73
5.3.1.2
Release of the NAS signalling connection
Word‑p. 75
5.3.1.2.1
General
|R13|
Word‑p. 75
5.3.1.2.2
UE is using EPS services with control plane CIoT EPS optimization
|R13|
Word‑p. 77
5.3.1.3
Suspend and resume of the NAS signalling connection
|R13|
Word‑p. 77
5.3.2
Lists of forbidden tracking areas
Word‑p. 79
5.3.3
List of forbidden PLMNs for attach in S101 mode
Word‑p. 79
5.3.3a
Forbidden PLMNs for EPS services
|R11|
Word‑p. 79
5.3.4
Equivalent PLMNs list
Word‑p. 79
5.3.5
Handling of the periodic tracking area update timer and mobile reachable timer (S1 mode only)
Word‑p. 79
5.3.6
Handling of timer T3402
Word‑p. 81
5.3.7
Handling of the Local Emergency Numbers List and the Extended Local Emergency Numbers List
Word‑p. 81
5.3.7a
Specific requirements for UE configured to use timer T3245
|R10|
Word‑p. 83
5.3.7b
Specific requirements for UE when receiving non-integrity protected reject messages
|R13|
Word‑p. 83
5.3.8
Abnormal cases in the UE
Word‑p. 86
5.3.9
Handling of NAS level mobility management congestion control
|R10|
Word‑p. 87
5.3.9A
Handling of congestion control for transport of user data via the control plane
|R14|
Word‑p. 88
5.3.10
Access class control
|R11|
Word‑p. 88
5.3.11
Power saving mode
|R12|
Word‑p. 88
5.3.12
Extended idle-mode DRX cycle
|R13|
Word‑p. 89
5.3.13
Interaction between power saving mode and extended idle mode DRX cycle
|R13|
Word‑p. 90
5.3.14
Dedicated core network
|R13|
Word‑p. 90
5.3.15
CIoT EPS optimizations
|R13|
Word‑p. 90
5.3.16
Restriction on use of enhanced coverage
|R14|
Word‑p. 92
5.3.17
Service Gap Control
|R15|
Word‑p. 92
5.3.18
Restricted local operator services
|R16|
Word‑p. 94
5.3.19
Core Network selection and redirection for UEs using CIoT optimizations
|R16|
Word‑p. 94
5.3.19.1
Core network selection
Word‑p. 94
5.3.19.2
Redirection of the UE by the core network
Word‑p. 94
5.3.20
UE radio capability signalling optimisation
|R16|
Word‑p. 95
5.3.21
Wake-up signal assistance
|R16|
Word‑p. 96