ITU-T Study Group 15 Update for IEEE 802.1 Glenn Parsons

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ITU-T Study Group 15 Update for IEEE Glenn Parsons

May 2003 Three Liaisons to IEEE from ITU-T Study Group 15 Ethernet Activities in SG15 Ethernet Activities in SG15 To MEF, OIF, IEEE 802.1, IEEE To MEF, OIF, IEEE 802.1, IEEE Optical Transport Networks & Technologies Standardization Workplan Optical Transport Networks & Technologies Standardization Workplan To MEF, T1, IETF, TIA, OIF, IEEE 802, IEC, ATMF To MEF, T1, IETF, TIA, OIF, IEEE 802, IEC, ATMF Ethernet Services Ethernet Services To IEEE To IEEE 802.1

May 2003 Location of Relevant Information Ethernet activities in SG15: Ethernet activities in SG15: ITU-T LS15-23January 2003 Optical Transport Networks & Technologies Standardization Workplan Optical Transport Networks & Technologies Standardization Workplan ITU-T LS15-49January 2003 Ethernet Services in G.ethsrv: Ethernet Services in G.ethsrv: ITU-T Q12/15 WD 70May 2003 (not yet sent) ITU-T SG15 Liaisons and draft documents ITU-T SG15 Liaisons and draft documents

May 2003 ITU-T Study Group 15 Ethernet Activities Working Party 1 – Question 2 Network Access (Ethernet Access) Working Party 1 – Question 2 Network Access (Ethernet Access) G Mb point-to-point Ethernet Access – Requirements & Architecture G Mb point-to-point Ethernet Access – Requirements & Architecture G.cesCircuit Emulation Services over Ethernet G.cesCircuit Emulation Services over Ethernet SG 15 - Working Party 4 – Question 16 OTN Technology (Ethernet over Fibre) SG 15 - Working Party 4 – Question 16 OTN Technology (Ethernet over Fibre) G.cappCWDM Applications (including Ethernet) G.cappCWDM Applications (including Ethernet) SG 15 - Working Party 5 - Questions 1 & 19 Projects and Promotion (Coordination) SG 15 - Working Party 5 - Questions 1 & 19 Projects and Promotion (Coordination) OTNT SWPOptical Transport Networks and Technologies – Standardization Work Plan OTNT SWPOptical Transport Networks and Technologies – Standardization Work Plan ANT SWPAccess Network Transport – Standardization Work Plan ANT SWPAccess Network Transport – Standardization Work Plan

May 2003 ITU-T Study Group 15 Ethernet Activities (contd) Working Party 3 OTN Structure (Ethernet over Transport) Working Party 3 OTN Structure (Ethernet over Transport) G.ethnaEthernet Layer Network ArchitectureQ12 G.ethnaEthernet Layer Network ArchitectureQ12 G.eotaEthernet over Transport ArchitectureQ12 G.eotaEthernet over Transport ArchitectureQ12 G.esmEthernet over Transport – Ethernet Service Multiplexing Q12 G.esmEthernet over Transport – Ethernet Service Multiplexing Q12 G.ethsrvEthernet over Transport – Ethernet Service CharacteristicsQ12 G.ethsrvEthernet over Transport – Ethernet Service CharacteristicsQ12 G.smcService Management Channel – private line Q12 G.smcService Management Channel – private line Q12 G.etnniEthernet over Transport Network Node InterfaceQ11 G.etnniEthernet over Transport Network Node InterfaceQ11 G.euniEthernet User to Network InterfaceQ11 G.euniEthernet User to Network InterfaceQ11 G.eeqEthernet over transport Equipment Functional BlocksQ9 G.eeqEthernet over transport Equipment Functional BlocksQ9 G.eemfEthernet Equipment Management FunctionQ9 G.eemfEthernet Equipment Management FunctionQ9 G.efrwEthernet FrameworkQ9 G.efrwEthernet FrameworkQ9

May 2003 Contains Contains list of standardization bodies relevant to optical standardization, list of standardization bodies relevant to optical standardization, a list of known holes/overlaps/conflicts in current work, a list of known holes/overlaps/conflicts in current work, lists of known Standards and Recommendations lists of known Standards and Recommendations a list of documents being actively worked a list of documents being actively worked Under study Under study Description of Ethernet over Transport Description of Ethernet over Transport OTNT Standardization Workplan

May 2003 ITU-T Q12/15 G.exxx draft Recs. Customer Services (e.g., MEF) Network Services (G.ethsrv) XYZ transport (G.esm) TDM transport (G.eota) Management channel (G.smc) Ethernet Layer Architecture (G.ethna)

May 2003 Q12/15 G.exxx draft Recs Consent October 2003 G.ethna G.872 G.803 MEF Services G.ethsrv G.eota

May 2003 Next steps for G.exxx series G.ethna, G.ethsrv, G.eota G.ethna, G.ethsrv, G.eota Editors will clean up and post new versions by June 10 th Editors will clean up and post new versions by June 10 th Submit as ITU-T SG15 White contribution by August 1 st. Submit as ITU-T SG15 White contribution by August 1 st. Discuss open issues by correspondence Discuss open issues by correspondence Contributions to next meeting to propose final text Contributions to next meeting to propose final text Consent at October SG15 meeting Consent at October SG15 meeting G.esm, G.smc G.esm, G.smc Contributions expected Contributions expected Discussion at October SG15 meeting Discussion at October SG15 meeting G.etnni, G.euni, G.eeq G.etnni, G.euni, G.eeq Contributions expected Contributions expected Discussion at October SG15 meeting Discussion at October SG15 meeting

May 2003 Ethernet Network Architecture - G.ethna Describes the functional architecture of Ethernet public networks using the modeling methodology described in ITU-T Rec. G.805 and G.809. (G.803, G.872 equivalent for Ethernet) Describes the functional architecture of Ethernet public networks using the modeling methodology described in ITU-T Rec. G.805 and G.809. (G.803, G.872 equivalent for Ethernet) It defines high-level atomic functions. These atomic functions have to be further specified in the equipment specifications. It defines high-level atomic functions. These atomic functions have to be further specified in the equipment specifications. The bases for this first version of the recommendation are the Ethernet specifications in IEEE 802.1D, 802.1Q and The bases for this first version of the recommendation are the Ethernet specifications in IEEE 802.1D, 802.1Q and

May 2003 ETH ETH Link ETH LF ETH Link ETH LF ETH ETH_AP ETH_TFP ETH FDF ETH_AP ETH_TFP ETH_FP ETH FD ETH Trail Ethernet MAC (ETH) layer network AP - access point FD - flow domain FDF - flow domain flow FP - flow point LF - link flow TFP - termination flow point

May 2003 ETYn ETYn_AP ETYn_TCP ETYn_AP ETYn_TCP ETYn NC and ETYn LC ETYn Trail Ethernet PHY (ETY) layer network AP - access point NC - network connection LC - link connection TCP - termination connection point n in ETYn - represents interface types

May 2003 ETCn ETCn/ETH ETYn/ETCn ETYn/ETH ETY/ETH Adaptation ETH - Ethernet MAC ETC - Ethernet coding ETY - Ethernet PHY n suffix - represents interface types

May 2003 Ethernet Services - G.ethsrv Defines a set of Ethernet service characteristics that are supported by the common architecture model of G.ethna Defines a set of Ethernet service characteristics that are supported by the common architecture model of G.ethna Describes Ethernet services from the network point of view (as opposed to the customer view of the MEF) Describes Ethernet services from the network point of view (as opposed to the customer view of the MEF) The services should describe the characteristics of the services, without referring to a particular network technology. The services should describe the characteristics of the services, without referring to a particular network technology. This document contains: This document contains: 1. Ethernet services 1. Ethernet services 2. Network architecture topology description required to support these services 2. Network architecture topology description required to support these services

May 2003 Definitions Private service Private service One or more ETH links within the transport network are allocated to transport the ETH_CI of a single customers service instance. The ETH_CI in a private service either doesnt compete for bandwidth Virtual private service Virtual private service One or more ETH links within the transport network are allocated to transport the ETH_CI of multiple service instances The ETH_CI in a virtual private service competes for bandwidth with ETH_CI from another service instance of the network

May 2003 Definitions Line service Line service One ETH link within the transport network is allocated to transport the ETH_CI of one customer service instance, between at most two flow points. No additional ETH links can be added to the service LAN service LAN service One (or more) ETH link(s) within the transport network is allocated to transport the ETH_CI of one customer, between at least two flow points. Additional ETH links can be added/deleted to/from this service

May 2003 Ethernet Services Ethernet Private Line (EPL) Ethernet Private Line (EPL) Only this service will be fully described in the first version Only this service will be fully described in the first version Ethernet Virtual Private Line (EVPL) Ethernet Virtual Private Line (EVPL) Ethernet Private LAN (EPLan) Ethernet Private LAN (EPLan) Ethernet Virtual Private LAN (EVPLan)

May 2003 Ethernet Service Attributes Multiplexed Access Multiplexed Access Yes, No Yes, No Interface type Interface type 10BASE, 100 BASE, 1000BASE, 10GBASE-R 10BASE, 100 BASE, 1000BASE, 10GBASE-R MAC learning MAC learning Yes, No Yes, No Traffic Profile Traffic Profile CIR, PIR, PBS CIR, PIR, PBS Policing Policing Drop, PAUSE Drop, PAUSE L2 Control Plane Processing L2 Control Plane Processing Process, Discard, Tunnel Process, Discard, Tunnel

May 2003 Summary of Ethernet Services

May 2003 EPL type CO-CS Customer Equipment Customer Equipment Carrier Equipment Carrier Equipment CI = (un)tagged MAC frame stream 802.3x PAUSE Carrier Network PhIR 1 2 NRoS Customer Network 802.3x PAUSE PBS 1 2 CIR SDH OTN Carrier Equipment LAN (NAP) WAN (NP) P2P1

May 2003 EPL type 1 - G.805 model

May 2003 G.ethsrv living list EPLAN service characteristics EVPL service characteristics EVPLAN service characteristics Multiplexed Access Rate control (using PAUSE) Service Provider Ethernet MAC filtering Ethernet OAM Ethernet Service Management

May 2003 Defines the assembly of G.ethna layer networks to satisfy the requirements defined in G.ethsrv, using particular atomic functions. Defines the assembly of G.ethna layer networks to satisfy the requirements defined in G.ethsrv, using particular atomic functions. Contains mainly functional models describing these implementations. Particular attention given to describing architectures using multiple transport technologies. Contains mainly functional models describing these implementations. Particular attention given to describing architectures using multiple transport technologies. The first version of this recommendation specifies the EoT architecture for point to point Ethernet Private Line services. The first version of this recommendation specifies the EoT architecture for point to point Ethernet Private Line services. G.eota.1 point to point PL, G.eota.2 Private LAN,G.eota.3 VPLAN….. G.eota.1 point to point PL, G.eota.2 Private LAN,G.eota.3 VPLAN….. Protocol and equipment specifications will be in separate Recomendations (e.g., G.eeq) Protocol and equipment specifications will be in separate Recomendations (e.g., G.eeq) Ethernet over Transport - G.eota

May 2003 EPL type 1 - SDH architecture

May 2003 Describes a new layer network architecture supporting Ethernet services multiplexing over transport networks. Describes a new layer network architecture supporting Ethernet services multiplexing over transport networks. Requirement driven by services of G.ethsrv Requirement driven by services of G.ethsrv Two parts: Two parts: functional and structural architecture of a Service Multiplexing Layer Network (was XYZ layer) functional and structural architecture of a Service Multiplexing Layer Network (was XYZ layer) adaptation of Ethernet services, as defined by G.ethsrv, to this Layer Network. adaptation of Ethernet services, as defined by G.ethsrv, to this Layer Network. Ethernet Services Multiplexing - G.esm

May 2003 G.esm living list Do we need a new layer architecture at all? Do we need a new layer architecture at all? Review the new requirements Review the new requirements Candidate technologies under study: Candidate technologies under study: MPLS MPLS Service Provider Ethernet (MAC-in-MAC) Service Provider Ethernet (MAC-in-MAC) GFP service multiplexing (Switched GFP-F) GFP service multiplexing (Switched GFP-F)

May 2003 Defines a common architecture supporting management of Client Private Line Services (e.g., private line DSn/En, Ethernet and/or Storage). Defines a common architecture supporting management of Client Private Line Services (e.g., private line DSn/En, Ethernet and/or Storage). Defines, from the service network view, management of the data service from edge to edge of the transport network, including the formats and protocols that are needed to perform the management tasks. Defines, from the service network view, management of the data service from edge to edge of the transport network, including the formats and protocols that are needed to perform the management tasks. Defines the management parameters and the formats and protocols that are needed to perform the management tasks. Defines the management parameters and the formats and protocols that are needed to perform the management tasks. Service Management Channel- G.smc

May 2003 SMC using POH ETY ETY/ETH Sn-Xv/Enc Sn-Xv Enc/ETH Enc Sn-Xv/Sn-X Sn-X 1 2 X.. ETY ETY/ETH Enc/Sn-Xv Sn-Xv ETH/Enc Enc Sn-Xv/Sn-X Sn-X 1 2 X.. SNC A SNC B NMS SnSMC/Sn SnSMC CPE SP_As NE SP_Bs Edge NE SP_Bs NMS NE NNI N/W AN/W B SLA CPE SP_Bs CLE NE Access SNC SMC [POH] inserted here (can be either GFP or LAPS)

May 2003 Requests to IEEE Invite comments and input to progress the Ethernet over Transport work Invite comments and input to progress the Ethernet over Transport work Request comparison of SG15 work to IEEE work Request comparison of SG15 work to IEEE work Invite comments on Standardization work plan Invite comments on Standardization work plan Request specific review of G.ethsrv Ethernet service L2 control frame processing attribute Request specific review of G.ethsrv Ethernet service L2 control frame processing attribute