[{"name":"SP-170837","title":"New Study Item on Media Handling Aspects of RAN Delay Budget Reporting in MTSI (FS_E2E_DELAY)","source":"SA WG4","contact":"Paolino Usai","contact-id":3209,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The objective of this Study Item is to study the media handling aspects of RAN delay budget reporting framework in MTSI. More specifically, the following areas will be investigated:  1. Potential recommendations for MTSI on the available mechanisms in TS 26.114 to determine the content of UEAssistanceInformation messages with delay budget report information including:  - Relevant end-to-end quality metrics (e.g., round-trip time (RTT), packet loss ratio (PLR), jitter, etc.) in MTSI and other relevant information that can be used to trigger UEAssistanceInformation messages.  - Suitable conditions on the end-to-end delay and jitter to determine  - if UE should send UEAssistanceInformation with delay budget report information, e.g., suitable RTT thresholds (i.e., with RTT determined by using RTCP sender and receiver reports),  - what kind of information may be included in the UEAssistanceInformation messages based on the available information at the MTSI client 2. Potential rec","secretary_remarks":"Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12460,"status":"approved","reservation_date":"2017-11-24 01:26:18","uploaded":"2017-11-24 02:49:33","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170837.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170882","title":"New Study on Supporting 256-bit Algorithms for 5G","source":"SA WG3","contact":"Mirko Cano Soveri","contact-id":41957,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The objectives of the study are to address the questions of why, when, where, and how, as detailed in the Justification part of the present SID. WHY: assessing of threats and potential countermeasures; comparing of countermeasures in the 5G system.  WHEN: establishing timelines for the introduction of countermeasures, in particular the increase of key lengths to 256 bits. Aligning with the timeline for strengthening asymmetric cryptographic algorithms used in 5G systems.  WHERE: establishing which parts of the 5G system will be affected and in which way.  HOW: More detail is given here:  The following are key components of the proposed migration to 256-bit session keys in the context of 5G networks that need to be examined: - Study addition of full entropy 256 bit keys in the 5G key hierarchy, beginning with the permanent pre-shared key. Study modifying the derivation algorithms in order to derive child keys from the 256-bit master key instead of the 128-bit key.  - Integrit","secretary_remarks":"Revised to SP-171054.","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12440,"status":"revised","reservation_date":"2017-12-07 15:09:52","uploaded":"2017-12-13 14:55:21","revisionof":"","revisedto":"SP-171054","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170882.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170937","title":"New SID: Study on Enhancement to Service Based Architecture for Location Services","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The objectives of this study are to enhance service based architecture used for location service in 5G system, and corresponding Network Functions, procedures, to meet the full set of requirements defined in SA WG1 (e.g. TS 22.261 and TS 22.071)  1. For those requirements to be fulfilled aforementioned: - Identify new functionalities and their assignments to different NFs (e.g which new functionality is needed , and how to assign new functionality to the LMF, AMF, GMLC and etc);  - Detailed end to end procedures, e.g. 5GC-MT Location request, 5GC location reporting procedures, and etc. - Evaluate benefits and disadvantages of different assignments of new functionality - Both non-roaming and roaming scenarios should be considered; - Both non 3GPP access and 3GPP access should be considered; 2. How to support location service in 5GS and EPS interworking scenario, e.g. how to respond MT-LR during inter NR and LTE handover procedure, and as well as in non-3GPP access and 3GPP ac","secretary_remarks":"Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12380,"status":"approved","reservation_date":"2017-12-11 14:51:22","uploaded":"2017-12-13 08:31:50","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170937.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170938","title":"New Study on Enhanced IMS to 5GC Integration","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The aim of this study is to investigate enhancements to the IMS architecture and capabilities to better address the new features and services of the 5GC system and to enhance how IMS FE's integrate with the new network functions of 5GC. The existing IMS architecture and characteristics are the baseline from which this investigation will study, it is not expected to propose changes to the nature of the functional split and the signalling between IMS network functions - specifically SIP signalling between the UE and IMS network, and between IMS FE's remains 'as-is' with only necessary extensions (e.g. new headers) where required.  Specific aspects of IMS\/5GC interworking that will be studied are: - In regard to 5GC network slicing; what enhancements (if any) are necessary for IMS to efficiently support devices and networks with multiple slices and different IMS services per slice? - Should (and How does) IMS leverage the 5GC's support for localized routing of traffic and place","secretary_remarks":"Revised to SP-171052.","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12390,"status":"revised","reservation_date":"2017-12-11 14:51:22","uploaded":"2017-12-13 08:31:50","revisionof":"","revisedto":"SP-171052","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170938.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170939","title":"New SID on EPC support for Mobility with Low Latency Communication","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: Utilise CUPS architecture and identify solutions based on EPC functionality in the following area: a) Improvements to enable low latency following UE mobility and, possibly, following the activation of a service requiring low latency. Retain single SGW-C per UE concept but utilise SGW-C's 'independent SGW-U per PDN connection' concept and expect to base on a 'make before break' PDN connection mobility concept (with UE IP address change).  Anticipated work and impacts are e.g.: - decide on whether to initiate 'make before break' from e.g. MME or PCRF,.  - investigate the need for e.g. PGW-C to PCRF interface extensions to support 'make before break' PDN connection mobility (and if needed to support this, e.g. MME-SGW-PGW interface extensions).  The different options (e.g. MME vs. PCRF) will be compared and possible intermediate versions of the solutions can be maintained in a Technical Report.","secretary_remarks":"Revised to SP-171053.","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12410,"status":"revised","reservation_date":"2017-12-11 14:51:22","uploaded":"2017-12-13 08:31:50","revisionof":"","revisedto":"SP-171053","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170939.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170948","title":"New SID on integration of ONAP DCAE and 3GPP management architecture","source":"SA WG5","contact":"Mirko Cano Soveri","contact-id":41957,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The objective is to: - study how ONAP DCAE (Data Collection, Analytics and Events) positions itself with regard to3GPP reference management architecture, as defined in TS 32.101 and TS 28.500; - analyse how DCAE data collection in ONAP maps with 3GPP Alarm IRP and PM IRP communication principles, including: o study how 3GPP Alarm IRP maps with DCAE event stream collection, o study how 3GPP Performance Management IRP maps with DCAE batch data collection, o study how subscribe \/ notify mechanisms are handled by ONAP DCAE and 3GPP IRPs, o study if any gaps exist between the semantics and format of data collected by DCAE and the semantics and format of data produced by Alarm IRP and PM IRP; - identify potential adaptations required in the 3GPP reference management architecture, communication principles and Interface IRPs such as Alarm IRP, Performance Management IRP, Notification IRP, to enable integration with ONAP DCAE; - identify potential adaptations required in the ONAP DCA","secretary_remarks":"Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12470,"status":"approved","reservation_date":"2017-12-12 15:28:44","uploaded":"2017-12-14 09:04:00","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170948.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170995","title":"New WID on FS_LUCIA (Study on Layer for User Centric Identifiers and Authentication)","source":"SA WG1","contact":"Alain Sultan","contact-id":10343,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The aim of this work is to study the introduction of an optional, user-centric authentication layer on top of the existing subscription authentication, supporting various authentication mechanisms and interactions with external authentication systems as well as a degree of confidence (i.e. a value that allows differentiated service policies depending on the reliability of the user identifier). Mechanisms how to increase the degree of confidence may be analysed. The new authentication layer shall not replace existing subscription credentials. The security and privacy of subscriber or end user data shall not be compromised. Use cases will be studied and potential requirements derived how to use the new user identifier within the 3GPP system e.g. to provide customized services and enhanced charging and how to provide this identifier to external entities to enable authentication for systems and services outside 3GPP.  Use cases for use within 3GPP include - providing different u","secretary_remarks":"Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12360,"status":"approved","reservation_date":"2017-12-12 15:47:39","uploaded":"2017-12-13 12:00:17","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170995.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-170996","title":"New WID on FS_MPS2 (Study on Feasibility Study on Multimedia Priority Service (MPS) Phase 2)","source":"SA WG1","contact":"Alain Sultan","contact-id":10343,"tdoctype":"SID new","for":"Approval","abstract":"Objective: This study will identify use cases and the associated potential new stage 1 requirements beyond those documented in TR 22.953. Example use cases to be studied include: - MPS for Data Transport Service (DTS): MPS DTS communications invoked from a subscribed UE, a subscribed IoT device, and from an Enterprise network. - MPS for Video: MPS for conversational video, streaming video, and video teleconferencing invoked from a subscribed UE and MPS for video teleconferencing invoked from a Video Server by the Host. - MPS for Text Messaging: MPS for text messaging (e.g., based on IMS\/SIP messaging) invoked from a subscribed UE and from a subscribed IoT device. The study will also consider evolution aspects for MPS support in 5G. This includes: - Support of MPS communications in a 5G multiple accesses and core network environment, - Support of MPS in a mixed LTE and 5G NR environment, and - Security considerations. Note: Although MPS may use some common priority mechanisms used by MC","secretary_remarks":"Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12370,"status":"approved","reservation_date":"2017-12-12 15:48:25","uploaded":"2017-12-13 12:00:17","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-170996.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-171052","title":"New Study on Enhanced IMS to 5GC Integration","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The aim of this study is to investigate enhancements to the IMS architecture and capabilities to better address the new features and services of the 5GC system and to enhance how IMS FE's integrate with the new network functions of 5GC. The existing IMS architecture and characteristics are the baseline from which this investigation will study, it is not expected to propose changes to the nature of the functional split and the signalling between IMS network functions - specifically SIP signalling between the UE and IMS network, and between IMS FE's remains 'as-is' with only necessary extensions (e.g. new headers) where required.  Specific aspects of IMS\/5GC interworking that will be studied are: - In regard to 5GC network slicing; what enhancements (if any) are necessary for IMS to efficiently support devices and networks with multiple slices and different IMS services per slice? - Should (and How does) IMS leverage the 5GC's support for localized routing of traffic and place","secretary_remarks":"Revision of SP-170938.. Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12400,"status":"approved","reservation_date":"2017-12-21 10:49:02","uploaded":"2017-12-21 15:27:51","revisionof":"SP-170938","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-171052.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-171053","title":"New SID on EPC support for Mobility with Low Latency Communication","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: Utilise CUPS architecture and identify solutions based on EPC functionality in the following area: a) Improvements to enable low latency following UE mobility and, possibly, following the activation of a service requiring low latency. Retain single SGW-C per UE concept but utilise SGW-C's 'independent SGW-U per PDN connection' concept and expect to base on a 'make before break' PDN connection mobility concept (with UE IP address change).  Anticipated work and impacts are e.g.: - decide on whether to initiate 'make before break' from e.g. MME or PCRF,.  - investigate the need for e.g. PGW-C to PCRF interface extensions to support 'make before break' PDN connection mobility (and if needed to support this, e.g. MME-SGW-PGW interface extensions).  The different options (e.g. MME vs. PCRF) will be compared and possible intermediate versions of the solutions can be maintained in a Technical Report.","secretary_remarks":"Revision of SP-170939. Revised to SP-171069.","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12420,"status":"revised","reservation_date":"2017-12-21 10:49:02","uploaded":"2017-12-21 12:37:51","revisionof":"SP-170939","revisedto":"SP-171069","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-171053.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-171054","title":"New Study on Supporting 256-bit Algorithms for 5G","source":"SA WG3","contact":"Mirko Cano Soveri","contact-id":41957,"tdoctype":"SID new","for":"Approval","abstract":"Objective: The objectives of the study are to address the questions of why, when, where, and how, as detailed in the Justification part of the present SID. WHY: assessing of threats and potential countermeasures; comparing of countermeasures in the 5G system.  WHEN: establishing timelines for the introduction of countermeasures, in particular the increase of key lengths to 256 bits. Aligning with the timeline for strengthening asymmetric cryptographic algorithms used in 5G systems.  WHERE: establishing which parts of the 5G system will be affected and in which way.  HOW: More detail is given here:  The following are key components of the proposed migration to 256-bit session keys in the context of 5G networks that need to be examined: - Study addition of full entropy 256 bit keys in the 5G key hierarchy, beginning with the permanent pre-shared key. Study modifying the derivation algorithms in order to derive child keys from the 256-bit master key instead of the 128-bit key.  - Integrit","secretary_remarks":"Revision of SP-170882.. Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12450,"status":"approved","reservation_date":"2017-12-21 10:49:02","uploaded":"2017-12-21 12:37:51","revisionof":"SP-170882","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-171054.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"SP-171069","title":"New SID on EPC support for Mobility with Low Latency Communication","source":"SA WG2","contact":"Maurice Pope","contact-id":648,"tdoctype":"SID new","for":"Approval","abstract":"Objective: Utilise CUPS architecture and identify solutions based on EPC functionality in the following area: a) Improvements to enable low latency following UE mobility and, possibly, following the activation of a service requiring low latency. Retain single SGW-C per UE concept but utilise SGW-C's 'independent SGW-U per PDN connection' concept and expect to base on a 'make before break' PDN connection mobility concept (with UE IP address change).  Anticipated work and impacts are e.g.: - decide on whether to initiate 'make before break' from e.g. MME or PCRF,.  - investigate the need for e.g. PGW-C to PCRF interface extensions to support 'make before break' PDN connection mobility (and if needed to support this, e.g. MME-SGW-PGW interface extensions).  The different options (e.g. MME vs. PCRF) will be compared and possible intermediate versions of the solutions can be maintained in a Technical Report.","secretary_remarks":"Revision of SP-171053. Approved","agenda_item_sort_order":167,"ainumber":"19","ainame":"Proposed New Study Items (SI WIDs)","tdoc_agenda_sort_order":12430,"status":"approved","reservation_date":"2017-12-21 16:47:18","uploaded":"2017-12-21 18:07:51","revisionof":"SP-171053","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_sa\/TSG_SA\/TSGS_78\/Docs\/SP-171069.zip","group":"SP","meeting":"SP-78","year":2017,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0}]