Transcript TD_10_ATIS_TISPAN_Mtg_Summary_v1_5april05

ATIS & TISPAN
JOINT MEETING ON NGN
Washington D.C., 1 April 2005
MEETING SUMMARY
Draft v2 (4 April 2005)
Based on Notes from David Boswarthick (ETSI), TISPAN Support
[email protected]
[Draft v2 completed by Alain Le Roux (France Telecom), TISPAN
Chairman, after review at the End of the Meeting]
1.
2.
3.
4.
-
MEETING AGENDA
Introduction, Meeting Objectives, Agenda review
Overview of ATIS and NGN activities
Overview of ETSI TISPAN NGN activities
ATIS NGN Framework document
General Requirements
Network service enablers
Underlying Network/Support capabilities
Business Model driven requirements
US regulatory requirements
Framework Architecture (for Multimedia, PSTN/ISDN
Emulation, …)
5. Review of the Workshop "IMS over Fixed Access"
6. TISPAN feedback on ATIS Framework document
7. Next steps (Future cooperation/interactions, Actions, Wrap-up)
1 April 2005
Meeting on “NGN Framework” – SUMMARY -
2
•
•
•
1. Introduction, Objectives, Agenda
-
-
Opening of meeting
Alain le Roux (TISPAN Chairman) and Bill O’Shea
(ATIS NGN FG Chairman) opened the meeting and
welcomed delegates to the joint Meeting
Meeting Objectives
Presented in [TD_01_ATIS_TISPAN_Objectives]
Exchange of information
Seek areas of commonality, identify differences in
respective NGN standardization initiatives
Next Steps on areas for cooperation
Agenda
1 April 2005
Presented in [TD_06_ATIS_TISPAN_AGENDA]
Agenda and was approved
Meeting on “NGN Framework” – SUMMARY -
3
2. Overview of ATIS_NGN activities
•
Overview of ATIS
-
Presented in [TD_07_ATIS_Overview]
Presents ATIS and their approach to Standardization
-
-
1 April 2005
ATIS are streamlining and prioritizing standards work
Removing redundancy and coordinating standards activities
Introduces the ATIS NGN Framework Part 1
Presents the goals for collaboration
Meeting on “NGN Framework” – SUMMARY -
4
•
•
3. Overview of ETSI TISPAN_NGN activities
-
TISPAN NGN Ongoing activities and plans
Presented in [TD_02_TISPAN_NGN_status]
Presents the ETSI TISPAN vision of NGN
Explains the TISPAN structure and working methods
Lists the Service requirements for TISPAN NGN
Describes work activities in various working groups
Presents the general TISPAN NGN architecture and motivators
for re-use of 3GPP IMS
Discussions
-
1 April 2005
3GPP2 also references 3GPP IMS, and may also need to be
involved in these discussions (for global connection scenarios).
Similar situation with OMA, this needs to be considered.
TISPAN plans approve the appropriate H.248 profile for AGW in
May 2005
Number portability could be an area for cooperation between
ETSI TISPAN and ATIS.
Meeting on “NGN Framework” – SUMMARY -
5
4. ATIS NGN Framework document
•
Part 1 – NGN Definitions, requirements, and
Architecture (Issue 1.0, Nov. 2004)
-
1 April 2005
Full document in [TD_08_ATIS_NGN_Framework]
Contains the ATIS Issue 1.0 "NGN Framework
document", up to Section 3, sent to TISPAN and other
SDOs for comments
Provides a clear description of the various areas
covered by the Framework document
ATIS welcomes comments from ETSI TISPAN on the
content of this document
Meeting on “NGN Framework” – SUMMARY -
6
4.1 General requirements, End-user applications
•
Overview
-
Presented in slides 6 to 12 of
[TD_09_ATIS_NGN_Framework_overview]
•
•
•
•
•
•
-
Interconnection
Convergence (fixed/mobile/enterprise)
Access network criteria
Infrastructure evolution & Legacy services
End-to-end transparency
Services guiding principles (for converged networks)
Definition of NGN Interconnection requirements
suggested as an area of cooperation
1 April 2005
Meeting on “NGN Framework” – SUMMARY -
7
4.2 ATIS NGN Network service enablers
-
•
Presented in slides 13 to 18 of
[TD_09_ATIS_NGN_Framework_overview]
QoS
–
–
•
TISPAN_NGN R1 focuses on Access QoS
End-to-End QoS will be addressed in TISPAN_NGN
R2
Presence and Personal profiles
-
1 April 2005
TISPAN suggested that ATIS examine some of the
work currently being done in TISPAN, 3GPP and
OMA
Meeting on “NGN Framework” – SUMMARY -
8
4.3 Underlying Network/Support capabilities
•
Presented in slides 19-20 of
[TD_09_ATIS_NGN_Framework_overview]
•
Security
-
1 April 2005
Need to protect access to both network and subscriber
information.
Main issue is authentication and integrity at all levels.
Confidentiality is less important.
There is an additional threat to telecommunications
from terrorist attack. Need for authentication of the
originator (or of the access).
Meeting on “NGN Framework” – SUMMARY -
9
4.4 Business model driven requirements
•
Presented in slides 22-30 of
[TD_09_ATIS_NGN_Framework_overview]
-
-
4 Business drivers:
-
3 Keys for success
-
1 April 2005
New Retail revenue
New Wholesale revenue
Cost reduction for existing services
Regulatory requirements
Customization through User Profile
Transparent third Party providers
Seamless service delivery
Meeting on “NGN Framework” – SUMMARY -
10
4.5 US Regulatory requirements
•
Presented in slides 31-35 of
[TD_09_ATIS_NGN_Framework_overview]
-
1 April 2005
National Security (LI) and critical infrastructure (ETS)
Consumer requirements (E9-1-1)
Operation requirements (Number Portability, Number
Pooling, Accounting, FCC rules)
Meeting on “NGN Framework” – SUMMARY -
11
4.6 Framework architecture
•
Presented in slides 35-47 of
[TD_09_ATIS_NGN_Framework_overview]
-
Identifies 4 key "layers"
-
-
Network Infrastructure (IP transport functions)
Sessions and Policy control functions
Application and Service capability functions
OAM&P Functions
Multiple Service Provider environment issues
-
1 April 2005
Multiple Administrative and Technology domains
Interworking between multiple instances of Session, Policy
and Service control
Interworking with legacy signalling/control instances
Meeting on “NGN Framework” – SUMMARY -
12
5. Review of the Workshop
"IMS over Fixed Access" results/issues
•
Workshop Highlights
-
Presented in [TD_05_Highlights_from_TISPAN_3GPP]
Presents the highlights of the discussions between TISPAN and
3GPP relating to the development on Fixed access to 3GPP IMS
Identifies areas of common work
Defines a mechanism for TISPAN to reference 3GPP IMS
specifications
-
•
Discussions
-
1 April 2005
ATIS supports the goal of a single converged and unique IMS
Core applicable to 3G Mobile and Fixed NGN
ATIS PTSC is looking at re-establishing the relationships with
TISPAN to discuss issues incl. IP-IP Connect, Security and H.248
TISPAN would appreciate being informed of the ATIS timescales
Meeting on “NGN Framework” – SUMMARY -
13
6. TISPAN feedback on ATIS Framework
•
–
–
•
•
–
–
–
–
There appear, at high level, a full alignment
between ATIS NGN Framework and the
TISPAN views and approaches:
Business model, Service enablers, Architecture …
No significant differences are anticipated concerning
Regulatory requirements
ATIS expects to pursue
On priorities, Release definition and planning
Gap analysis, e.g. on the basis of TISPAN_NGN
Release 1
ETSI TISPAN looking for cooperation
1 April 2005
Will inform ATIS NGN FG of progress on their R1
Send feedback on Release definition and gap analysis
Meeting on “NGN Framework” – SUMMARY -
14
•
7. Next steps/Future interactions …
-
Areas of Common interest between TISPAN / ATIS
1) NGN interconnect including SBC (Session Border Control)
functions
2) Emergency communications including emergency
identification and routing
3) User identification, number portability, ENUM, and directory
services (including GRX issues)
4) Security requirements and Access agnostic solutions (incl. gap
analysis). Note – LI requirements are being coordinated thru
existing arrangements.
-
•
-
Future interactions
1 April 2005
The 4 areas listed above are to be addressed in NGN Rel-2 scope
ATIS involvement in TISPAN_NGN Rel-1 work is welcome (incl.
potential endorsements)
There is a need for discussions between ATIS & TISPAN bodies to
put in place mechanisms and identify contacts
Meeting on “NGN Framework” – SUMMARY -
15
8. Future Working arrangements
•
Existing contacts
-
TISPAN-ATIS liaison officers are Susan Sabatier (ETSI)
and Tim Jeffries (ATIS)
Contacts to be put in place for each of the 4 areas of
joint activities. They will be responsible for
coordinating and tracking progress
-
•
Working arrangements
-
To be arranged by Liaison officers
Note – The 4 areas of Joint activities do not preclude others to occur (e.g.
NGN-OSS, Protocol profiles and interoperability)
Note – The exact arrangements will comply with the ETSI and ATIS
cooperation agreements.
1 April 2005
Meeting on “NGN Framework” – SUMMARY -
16