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DESCRIPTION
LTE Message Flow
Citation preview
IODT StatusLTE IODT
MSG FLOW
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Cell Synchronization and
System Information Acquisition
UE
MME/SGW
eNB
RRC_CONNECTION_REQUEST
RRC_CONNECTION_SETUP
ESM information
Paging and Service Request
Service Request:
Dedicated Bearer Setup, MODIFICATION and Release
UE
MME/SGW
eNB
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Multiple PDN
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
UL Re-Synchronization
UL GRANT
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Contention Based Scheduling Request RA
UE
UL GRANT
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
UE
MME/SGW
eNB
RRC_CONNECTION_REQUEST
RRC_CONNECTION_SETUP
RANDOM ACCESS PREAMBLE
RANDOM ACCESS RESPONSE
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Radio Link failure
RRC CONNECTION RELEASE
RRC CONNECTION RELEASE
With RRC CONNECTION RELEASE the UE and network may get faster out
of a situation where the UE states in the UE and network are
unsynchronized
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Slide title 48 pt Slide subtitle 30 pt
UE
MME
eNB
PDN_CONNECTIVITY_REQUEST,
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
GUTI Reallocation
MEASUREMENT REPORT (Event A3)
MEASUREMENT REPORT (Event A3)
MEASUREMENT REPORT (Event A3)
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Tracking Area Update
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Inter Frequency Release with redirection
MEASUREMENT REPORT (Event A2)
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
IRAT Cell Re-Selection/Release with Redirect
– LTE to WCDMA
INITIAL_DIRECT_TRANSFER
(ROUTING_AREA_UPDATE_REQUEST)
INITIAL_UE_MESSAGE
(ROUTING_AREA_UPDATE_REQUEST)
GTP: SGSN CONTEXT ACKNOWLEDGEMENT
INITIAL_DIRECT_TRANSFER
(LOCATION_UPDATE_REQUEST)
INITIAL_UE_MESSAGE
(LOCATION_UPDATE_REQUEST)
UPLINK_DIRECT_TRANSFER
(IDENTITY_RESPONSE)
DIRECT_TRANSFER
(IDENTITY_RESPONSE)
DOWNLINK_DIRECT_TRANSFER
(IDENTITY_REQUEST)
DIRECT_TRANSFER
(IDENTITY_REQUEST)
DOWNLINK_DIRECT_TRANSFER
(AUTHENTICATION_REQUEST)
DIRECT_TRANSFER
(AUTHENTICATION_REQUEST)
DOWNLINK_DIRECT_TRANSFER
(TMSI_REALLOCATION_COMMAND)
DIRECT_TRANSFER
(TMSI_REALLOCATION_COMMAND)
DIRECT_TRANSFER
(AUTHENTICATION_AND_CIPHERING_REQUEST)
UPLINK_DIRECT_TRANSFER
(TMSI_REALLOCATION_COMPLETE)
DIRECT_TRANSFER
(TMSI_REALLOCATION_COMPLETE)
UPLINK_DIRECT_TRANSFER
(AUTHENTICATION_AND_CIPHERING_RESPONSE)
DIRECT_TRANSFER
(AUTHENTICATION_AND_CIPHERING_RESPONSE)
DOWNLINK_DIRECT_TRANSFER
(LOCATION_UPDATING_ACCEPT)
DIRECT_TRANSFER
(LOCATION_UPDATING_ACCEPT)
UPLINK_DIRECT_TRANSFER
(ROUTING_AREA_UPDATE_COMPLETE)
DIRECT_TRANSFER
(ROUTING_AREA_UPDATE_COMPLETE)
DOWNLINK_DIRECT_TRANSFER
(ROUTING_AREA_UPDATE_ACCEPT)
DIRECT_TRANSFER
(ROUTING_AREA_UPDATE_ACCEPT)
DOWNLINK_DIRECT_TRANSFER
(GMM_INFORMATION)
DIRECT_TRANSFER
(GMM_INFORMATION)
UE CONTEXT RELEASE REQUEST (Release due to E-UTRAN Generated Reason
)
UE CONTEXT RELEASE COMMAND
IU_RELEASE-COMMAND
RRC_CONNECTION_RELEASE
RRC_CONNECTION_RELEASE_COMPLETE
Initiate UL or DL data traffic
DOWNLINK_DIRECT_TRANSFER
(AUTHENTICATION_AND_CIPHERING_REQUEST)
UPLINK_DIRECT_TRANSFER
(AUTHENTICATION_RESPONSE)
DIRECT_TRANSFER
(AUTHENTICATION_RESPONSE)
For each
PDP Connection
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
WCDMA SERVICE REQUEST
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
IRAT Cell re-Selection – WCDMA to LTE
UE
UE CONTEXT RELEASE REQUEST (Release due to UTRAN Generated Reason
)
UE CONTEXT RELEASE COMMAND
Initiate UL or DL data traffic
INITIAL_UE_MESSAGE
(TRACKING_AREA_UPDATE_REQUEST)
DOWNLINK_NAS_TRANSPORT
(TRACKING_AREA_UPDATE_ACCEPT)
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Dual Rx CSFB to 1x
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
1xCS CSFB UE
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
ANR ECGI Reporting
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª«¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿŒœŠšŸƒˆ˜–—‘’‚“”„†‡•…‰‹›⁄€™−≤≥
© Ericsson AB 2009 | Ericsson Internal | X (X) | Date
Physical Layer Testing
Slide title 32 pt Text 24 pt Bullets level 2-5 20 pt !"#
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*
Request”
S-GW/P-
GW
Request
5. E-UTRAN triggers RRC connection release
2. Page from 1xRTT for Voice Call
10. 1x RTT activity according to 3GPP2 specifications
11. LTE/EPC service resume
13. Resume/Update bearers
