01/18/15Security Level: Internal Use Only MSTP+ Product Overview MSTP Product Team, Network Product Service Dept. HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confidential www.huawei.com With NG-SDH V200R011 as the main version, the MSTP+ products provide the packet switching feature and support the smooth upgrade from MSTP equipment to MSTP+ equipment. HUAWEI TECHNOLOGIES CO., LTD. Page 3 Guidance Before taking this course, you should have the following knowledge: Basics on SDH, Ethernet, and MPLS Related knowledge on MSTP products HUAWEI TECHNOLOGIES CO., LTD. Page 4 Objectives Upon completing this course, you should meet the following objectives: Be familiar with orientation and features of the MSTP+ products. Understand networking application scenarios and service features of the MSTP+ products. Understand the hardware features of the MSTP+ products. HUAWEI TECHNOLOGIES CO., LTD. Page 5 LTD.Part I Features of MSTP+ Products Part II Application Scenarios of MSTP+ Products Part III Features of MSTP+ Products HUAWEI TECHNOLOGIES CO. Page 6 .. processing TDM and packet services at the same time . That is. During upgrade. This solves the problem of insufficient ability to multiplex and count SDH rigid channels. Dual-core: TDM core + PTN core. One-heart (EOD): Data services freely flow. MSTP equipment can be upgraded to MSTP+ equipment by alternatively upgrading the active and standby cross-connect boards. MSTP+ equipment supports the packet domain. In addition.. With the TDM features unchanged. the new cross-connect boards integrate the core chips used for the PTN equipment. Page 7 . the TDM domain and packet domain can seamlessly interoperate. which has the PTN features. one cross-connect board has dual cores. HUAWEI TECHNOLOGIES CO. The focus of the upgrade is to transform the cross-connects for MSTP equipment. This enables profound evolution of MSTP.What Is MSTP+? MSTP+ = MSTP + PTN MSTP equipment can be smoothly upgraded to MSTP+ equipment. Then. LTD. MSTP can be smoothly upgraded to PTN. MSTP+ equipment derives from MSTP equipment and is compatible with all the features currently available on MSTP . where the data services can be directly added. Page 8 . • Inherits years of maintenance experience of carrier networks.Values of MSTP+ Products • Provides and optimizes the IP RAN solution. • Realizes carrier-class transport on mobile networks in aspects such as clock and QoS. LTD. with low costs. – Realizes evolution of carrier networks towards All-IP and achieves sharing of 90% of 2G. HUAWEI TECHNOLOGIES CO. which require high bandwidth. • Realizes evolution towards All-IP through the MSTP equipment in large-scale deployment and protects existing investment. • What architecture should the MSTP products to be purchased have to support evolution to All-IP? • Integrates the PTN features on the traditional MSTP products to support smooth evolution of MSTP products. 3G. and LTE sites. • Transports data services.. – Is oriented to broadband on mobile networks. T1.. STM-4. The TDM and packet services can be groomed through either core. and embedded WDM Architecture of MSTP+ products PTN features of MSTP+ products: ATM/EOS TDM+packet swtich Ethernet HUAWEI TECHNOLOGIES CO. and access of multiple clocks End-to-end ASON/GMPLS PWE3 Page 9 . Supports the packet synchronization clock solution. TDM TDM/packet dual cross-connect matrixes Unified platform. and STM-64 Achieves the lowest TCO for TDM transport PTN features of MSTP + Dual cores (TDM and packet) A packet core is added on the basis of the original TDM core. STM-16.Features of the MSTP+ Products Native packet Supports native FE/ GE/10GE. Achieves the best cost-effectiveness of packet transport. STM-1. synchronization of dual clocks. Native TDM Supports native E1. End-to-end management and control End-to-end management TDM domain and packet domain Unified control platform based on GMPLS Unified NMS Smooth upgrade Supports smooth upgrade Is compatible with MSTP Low TCO in the entire life cycle Completely compatible with NG-SDH. Supports MPLS and improves efficiency by packet transport. The former can process packet services based on MPLS. LTD. embedded microwave. . HUAWEI TECHNOLOGIES CO.09 2011.03 Sales of V1R9C03/C05 is restrained and V1R9C03/C05 is to be substituted by V2R11.12 Planned version 2009.Version Orientation and Roadmap of NG-SDH Products NGSDH V2R12/C01 NGSDH V2R11 OSN7500/3500/1500: global version with the MSTP+ features NGSDH V1R10 NGSDH V1R9C05 NGSDH V1R9C03 OSN7500/3500: early version of V2R11 V1 software platform OptiX OSN 1500/3500: global version with the MSTP+ features V2 software platform In-development version NGSDH V1R9C02 2008.01 2010. Page 10 .06 2010. LTD. LTD. OSN 3500 • V1R9C05---OSN 3500.. OSN 7500 (early version of V2R11 ） • V2R11C00---Full-series NG-SDH series products (OSN 1500/3500/7500) – Metro 1000 • V3R7C01/C02 HUAWEI TECHNOLOGIES CO. Page 11 .Plans for MSTP+ Products • Plans for MSTP products – NG-SDH – Metro 1000 • Planned Versions – NG-SDH • V1R9C03---OSN 1500. For V2R11. 1. G 10 STM-1/4 S S M T C A E E O M E R 1 S . For the equipment on live networks.S T n E 1 S M A R T E 1 S T M n S T M n P W W P P T D & M T P T & D T M G G 10 10 G G F F S S G G E E E E C C E E C C E GE When configured with PTN service processing boards. LTD. Page 12 .Smooth Evolution (Example: OptiX OSN 3500) Step 1 Replace the standby TDM cross-connect board with a dual-core cross-connect board. is related to its power consumption. 2. P I U P I U A U X M ST /64 16 Step 2 Replace the active TDM crossconnect board with a dual-core crossconnect board. Then.. The switching time is less than 50 ms. the N4GSCC or N6GSCC boards of the OptiX OSN 3500 can be replaced. The installation of packet boards. switch the services from the active TDM cross-connect board to the dual-core cross-connect board. however. its power consumption is generally not allowed to be changed. Then. the equipment can be used to build a PTN network without any impact on the existing TDM services. For V2R11. switch the services from the standby dual-core cross-connect board to the active dual-core cross-connect board. the cross-connect boards must be dual-core. HUAWEI TECHNOLOGIES CO. 3. .Part I Features of MSTP+ Products Part II Application Scenarios of MSTP+ Products Part III Features of MSTP+ Products HUAWEI TECHNOLOGIES CO. Page 13 . LTD. . Page 14 . the MSTP equipment can be further transformed into packet-only equipment to meet the transport requirements of new services. Hence. service management. and equipment maintenance.Overview of MSTP+ Networking . For coexistence of new and old services. HUAWEI TECHNOLOGIES CO. the SDH services on the live network are not affected and a better bearer can be provided to the new packet services. Then.Coexistence of TDM and Packet Domains OptiX OSN 3500/1500/M1000 OSN 3500 10GE STM-16/64 RNC RNC BSC STM-1/4/ IMA E1/ Native E1 TDM&packet dual-domain cross-connect board STM-16/64 TDM XC OSN 3500 GE/10GE FE/GE Packet XC Aggregation node STM-1/4 GE Ring FE BTS E1 eB Nod OSN 1500 Metro1000 OSN 1500 Metro1000 FE NodeB E1 FE BTS NodeB New packet services raise new requirements on the transport network with respect to bandwidth utilization. When IP-orientation of the entire network is complete. the traditional network has to be reconstructed for packet services. the MSTP equipment on the live network should be upgraded to the MSTP+ equipment with dual domains. protection. LTD. If certain equipment on the live network is not suitable for upgrade. FE FE BTS NodeB HUAWEI TECHNOLOGIES CO.. the equipment can be upgraded to MSTP+ equipment and the capacity can be expanded by using 10GE boards.MSTP+ Product Networking – Hybrid Networking with PTN Products NMS/T2000 RNC BSC PTN 3900 OSN 3500 10GE STM-16/64 OSN 3500 OSN 1500 Metro1000 E1 PTN 950/1900 STM-1/4 BTS OSN 1500 Metro1000 E1 OSN 1500 Metro1000 FE GE Ring NodeB At the aggregation layer. Page 15 . the equipment can be networked with the OptiX PTN 3900 to build a 10GE ring network. Then. the OptiX OSN 1500 or OptiX Metro 1000 can be networked with the NodeB OptiX PTN 910/950/1900 to build a GE ring network. which is connected to the PTN 910/950/19000 aggregation layer. LTD. The T2000 can manage both the PTN and MSTP+ products. At the access layer. the other equipment can be upgraded for hybrid networking with PTN products. LTD. Page 16 .Part I Features of MSTP+ Products Part II Application Scenarios of MSTP+ Products Part III Features of MSTP+ Products HUAWEI TECHNOLOGIES CO.. Hardware Structure of the MSTP+ Products HUAWEI TECHNOLOGIES CO.. LTD. Page 17 . HUAWEI TECHNOLOGIES CO. Time synchronization and frequency synchronization can be performed on the TDM domain and packet domains.Overall Hardware Structure of the MSTP+ Products TDM/ATM TDM/ATM PWE3 TDM & Packet TDM & Packet Switch Fabric switch fabric EoS TDM Ethernet System System control Control TDM TDM-only processing board Packet & TDM processing board Packet-only processing board Ethernet Ethernet Synchronization Synchronization module Module Auxiliary unit The cross-connect boards with dual domains can be used to cross-connect TDM services and switch packet services at the same time. LTD.. Page 18 . Interconnections of Packet Boards ..OSN 7500/3500 10GE PEX1/PEX2 PEX1/PEX2 PEG16 /PEG8 PEG16 /PEG8 10GE GE FE Customer network 32XE1 4XSTM-1 PETF8 MD75/MD12 PKT GE CQ1 STM-1/STM-4 EDQ41 OSN3500/7500 TDM Switch Fabric HUAWEI TECHNOLOGIES CO. Page 19 Carrier network . LTD. .OSN 1500 FE optical port PEF4F FE electrical port PEFS8 PKT GE PEGS2 /PEGS1 Carrier network PEGS2 /PEGS1 Customer network 16xE1 ML1A/B OSN 1500 TDM Switch Fabric HUAWEI TECHNOLOGIES CO.Interconnections of Packet Boards . GE Page 20 . LTD. LTD..Interconnections of TDM Boards 10GE EAS2 SL64 GE FE FE Customer network E1 E1 ETF8 EMS4 EFF8 D75S D12S STM-16/STM-64 SL16 TDM STM-16 PQ1 SL16/64 SL4 STM-1/STM-4 SL1/SLQ4 PKT Switch Fabric HUAWEI TECHNOLOGIES CO. STM-64 Page 21 STM-4 Carrier network . Specifications of the OSN 3500/7500 HUAWEI TECHNOLOGIES CO. LTD. Page 22 .. HUAWEI TECHNOLOGIES CO. SSN1PEG16 Two slots R9C03 16xGE processing board: supports 2-channel 1588 v2 packet transmission. SSN1EDQ41 One slot New 2x155M/622M processing board: performs the evolution from EoS services to packet services. SSN2PSXCSA One slot New Super dual-domain cross-connect board installed in a one slot or two slots on the OptiX OSN 7500. 36 18 --.35. 8K tunnel OAM (sharing with PW OAM ). supporting IEEE 1588 v2. used with the PEG8 board. SSN1PETF8 8xFE (e) interface board R9C03 SSN1PEFF8 8xFE (o) interface board New SSN1MD75 / SSN1MD12 32xE1 CES interface board New SSN1CQ1 4xSTM-1 CES optical interface board New SSN1PEX1 Two slots R9C03 1x10GE processing board: supports IEEE 1588 v2. SSN1PEX2 One slot New 2x10GE processing board: supports IEEE 1588 v2. SST1PSXCSA One slot New Super dual-domain cross-connect board installed in one slot on the OptiX OSN 7500. LTD.. 22 17 --.19. and must work with the N1PSXCSA board.21.37. SSN1PEG8 One slot New 8xGE processing board: supports IEEE 1588 v2. which provides 60 G bit/s SDH service switching and 100 Gbit/s packet service switching. which provides 320 Gbit/s SDH service switching and 160 Gbit/s packet service switching capabilities. and 4K tunnel APS (sharing with PW APS). 20 3 --. Specifications Interface board. The corresponding relationship between the processing board slots and the interface boards is as follows: 2 --.Packet Boards on MSTP+ Products Board Name Slot Type Type SSN2PEX1 One slot New 1x10GE processing board: supports IEEE 1588 v2. 38 Page 23 . SSN6GSCC One slot New High-performance SCC board with a 1 Gbyte memory. and must work with the N1PSXCSA board. LTD. TDM switching capacity: 280 Gbit/s (access) Packet switching capacity: 160 Gbit/s .Slot Layout on the OSN 7500 SLOT38 SLOT37 SLOT36 SLOT35 SLOT34 PIU SLOT31 SLOT30 SLOT29 2LOT28 SLOT27 SLOT26 GSCC GSCC SLOT23 SLOT22 SLOT21 SLOT20 SLOT19 SLOT38 SLOT37 SLOT36 SLOT35 SLOT34 PIU SLOT31 SLOT30 SLOT29 2LOT28 SLOT27 SLOT26 GSCC GSCC SLOT23 SLOT22 SLOT21 SLOT20 SLOT19 20G 20G 10G 10G 10G 10G PIU PIU EOW 10G 10G 5G 5G 5G 5G EOW SLOT18 10G SLOT17 10G SLOT16 10G SLOT15 10G SLOT14 10G SLOT13 10G SLOT12 20G SLOT11 20G 360G TDM & 160G PACKET 20G 20G 10G 10G 10G 10G 10G 10G 360G TDM & 160G PACKET SLOT8 SLOT7 SLOT6 SLOT5 SLOT4 SLOT3 SLOT2 SLOT1 SLOT18 5G SLOT17 5G SLOT16 5G SLOT15 5G SLOT14 10G SLOT13 10G SLOT12 10G SLOT11 10G 360G TDM & 160G PACKET 10G 10G 10G 10G 5G 5G 5G 5G 360G TDM & 160G PACKET SLOT8 SLOT7 SLOT6 SLOT5 SLOT4 SLOT3 SLOT2 SLOT1 Page 24 HUAWEI TECHNOLOGIES CO.. . LTD.5G 5G 5G 5G 10G 20G 20G 20G 10G 10G 5G 5G 5G 5G 200G TDM & 100G PACKET SLOT18 SLOT17 SLOT16 SLOT15 SLOT14 SLOT13 SLOT12 SLOT11 200G TDM & 100G PACKET 20G 10G 5G 5G 5G 2.Slot Layout on the OSN 3500 SLOT37 AUX SLOT36 SLOT35 SLOT34 SLOT33 SLOT32 SLOT31 SLOT30 SLOT29 SLOT 27 PIU SLOT 27 PIU SLOT26 SLOT25 SLOT24 SLOT23 SLOT22 SLOT21 SLOT20 SLOT19 SLOT37 AUX SLOT36 SLOT35 SLOT34 SLOT33 SLOT32 SLOT31 2LOT30 SLOT29 SLOT28 PIU SLOT27 PIU SLOT26 SLOT25 SLOT24 SLOT23 SLOT22 SLOT21 SLOT20 SLOT19 SLOT18 SLOT17 SLOT16 SLOT15 SLOT14 SLOT13 SLOT12 SLOT11 GSCC 5G 5G 5G 10G 10G 20G 20G 200G TDM & 100G PACKET SLOT8 SLOT7 SLOT6 SLOT5 SLOT4 SLOT3 SLOT2 SLOT1 GSCC GSCC 2.5G 200G TDM & 100G PACKET SLOT8 SLOT7 SLOT6 SLOT5 SLOT4 SLOT3 SLOT2 SLOT1 Page 25 HUAWEI TECHNOLOGIES CO. TDM switching capacity: 155 Gbit/s (access ） Packet switching capacity: 100 Gbit/s .5G 2.5G 2. Page 26 .Architecture of the Dual-Domain CrossConnect Board (PSXCSA) Backplane Control information processing module Synchronization timing module PACKET crossconnect module TDM crossconnect module CELL 2.5G PEG8 PEX1/2 board SL16 board PSXCSA Communication and control module HUAWEI TECHNOLOGIES CO. LTD.. and 160 Gbit/s packet cross-connections. – For details on the restrictions. – Supports synchronous Ethernet clocks. – Supports IEEE 1588 v2 clocks. the original cross-connect board needs to be replaced. For smooth evolution of the OSN 7500 equipment. 40 Gbit/s VC-3/VC-12 lower order cross-connections . – Supports a maximum power consumption of 80 W. – Supports 1+1 hot backup. see the slides of MSTP+ Smooth Evolution.. Slot 1 2 3 4 5 6 7 8 11 12 13 14 15 16 17 18 26 27 28 29 30 31 TDM capacity 10 G 10 G 10 G 10 G 10 G 10 G 20 G 20 G 20 G 20 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 20 G 20 G Packet capacity 5 G 5 G 5 G 5 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 10 G 5 G 5 G 5 G 5 G 5 G 5 G 5 G 5 G 10 G 10 G T1PSXCSA HUAWEI TECHNOLOGIES CO. Page 27 .Specifications of the Dual-Domain CrossConnect Board on the OSN 7500 Main specifications – Performs 320 Gbit/s VC-4 higher order cross-connections. LTD. 5 G 2. the original cross-connect board needs to be replaced. – Supports a maximum power consumption of 80 W. LTD.5 G 5G 5G 5G 10 G 20 G 20 G 10 G 5G 5G 5G 2. – Supports synchronous Ethernet clocks.. Page 28 . see the slides of MSTP+ Smooth Evolution. – Supports 1+1 hot backup. Slot 1 2 3 4 5 6 7 8 11 12 13 14 15 16 17 TDM capacity 5G 5G 5G 5G 10 G 10 G 20 G 20 G 20 G 20 G 10 G 10 G 10 G 5G 10 G Packet capacity 2.Specifications of the Dual-Domain CrossConnect Board on the OSN 3500 Main specifications – Performs 200 Gbit/s VC-4 higher order cross-connections. – Supports IEEE 1588 v2 clocks.5 G N2PSXCSA HUAWEI TECHNOLOGIES CO. 20 Gbit/s VC-3/VC-12 lower order cross-connections .and 100 Gbit/s packet cross-connections.5 G 2. – For details on the restrictions. For smooth evolution of the OSN 3500 equipment. High-Performance SCC Board (N4/N6GSCC) Main specifications PW/Tunnel N4GSCC Maximum number of QinQ services (NNI side) 1024 Number of MPLS tunnels 4096 Maximum number of PWs 16384 Number of tunnel OAMs 2048 Number of APS protection groups 1024 ETH-OAM N4GSCC Number of MDs 64 Number of MAs 1024 Number of MPs 2048 L2VPN N4GSCC QoS Number of VUNIs 8K Number of CARs for flow classification 8192 Number of VNNIs 17552 Maximum number of ACLs 8192 Number of VUNI groups 1024 Number of port WRED policies Number of E-Line services 4096 Number of service WRED policies 127 Number of E-LAN services 1024 Number of WFQ templates 256 Number of E-Aggr services 4 Number of VUNI egress policies 256 Number of multicasts 4096 Number of VUNI ingress policies 256 Number of multicast members 24K Number of port policies 100 Number of PW policies 256 Number of QinQ policies 256 Number of port flow classifications Number of VUNI ingress flow classifications HUAWEI TECHNOLOGIES CO., LTD. 8K 1600 Number of DiffServ domains Page 29 N4GSCC 7 8 Specifications of the SSN2PEX1 Board Main specifications – Provides 1x10GE optical interface, which can be a colored optical interface and can access and process 1x10GE services. – Supports MPLS tunnel/PW APS, and LAG groups. – Supports E-Line and E-LAN services. – Supports synchronous Ethernet and IEEE 1588 v2. – Processes 10 Gbit/s services in full-duplex mode. Slot restrictions: OSN 3500 Valid Slot Bandwidth Slots 1-3 and 16 2.5 Gbit/s Slots 4-6 and 13-15 5 bit/s Slots 7-8, 11, and 12 10 Gbit/s OSN 7500 Valid Slot Slots 1-4, 15-18, and 26-29 5 Gbit/s Slots 5-8, 11-14, 30, and 31 10 Gbit/s N2PEX1 HUAWEI TECHNOLOGIES CO., LTD. Bandwidth Page 30 Specifications of the SSN1PEX2 Board Main specifications – Provides 2x10GE optical interfaces, which can be colored optical interfaces and can access and process 2x10GE services. – Supports MPLS tunnel/PW APS, and LAG groups. – Supports E-Line and E-LAN services. – Supports synchronous Ethernet and IEEE 1588 v2. – Supports ETH OAM, MPLS OAM, and H-QoS. – Supports 20 Gbit/s services in full duplex mode. Slot restrictions: OSN 3500 Valid Slot Bandwidth Slots 1-3, and 16 2.5 Gbit/s Slot s 4-6, and 13 -15 5 Gbit/s Slots 7 and 12 10 Gbit/s Slots 8 and 11 20 Gbit/s OSN 7500 Valid Slot Slots 1- 4, 15-18, and 26-29 6 Gbit/s Slots 5-8, 11-14, 30, and 31 10 Gbit/s N1PEX2 HUAWEI TECHNOLOGIES CO., LTD. Bandwidth Page 31 Architecture of the PEX2 Board on the OSN 3500/7500 10GE port DATA processing module 10GE 10GE Hierarchical-QoS DiffServ for 8 class of traffic SP and WFQ scheduling 4K access control list Traffic management module Slicing processing module CELL Cross-connect processing module P H Y Control information processing module 1588v2 time processing and selecting module PEX2 Synchronization processing module Communication and control module Backplane HUAWEI TECHNOLOGIES CO., LTD. Page 32 . 17 18 33 34 N1PEG8 Page 33 GSCC 10 GSCC 9 2. which can be colored optical interfaces. ‾Supports ETH OAM. On the OSN 7500. One PEG8 board supports the access of FE services from two interface boards. the PEG8 board can be used with the PETF8/PEFF8 interface board.5G 25 26 8 5 G 21 22 23 24 7 5 G 6 5 G 5 PSXCSA 4 PSXCSA 19 20 5 G 2. LTD. and H-QoS. ‾Supports E-Line and E-LAN services. 11 12 13 14 15 16 29 30 31 32 HUAWEI TECHNOLOGIES CO.5G 1 35 36 . ‾Supports 5 Gbit/s services in full duplex mode. the PEG8 board cannot be used with the PEFF8 interface board. and LAG groups. ‾Supports synchronous Ethernet and IEEE 1588 v2.5G 2 5 G 2. ‾Supports MPLS tunnel/PW APS. but can work with up to two PETF8 interface boards. ‾On the OSN 3500.5G 3 5 G 2.Specifications of the SSN1PEG8 Board Main specifications ‾Provides 8xGE optical interfaces. MPLS OAM. 5 Gbit/s 7500 Slots 4-6. and 16 2. and 15-16 - Slot 4 Slots 23 and 24 Slot 17 Slots 35 and 36 Slot 5 Slots 35 and 36 Slot 18 Slots 37 and 38 Slot 6 - Slots 26-29 - Slot 13 Slots 29 and 30 Slot 14 Slots 31 and 32 Slot 15 Slots 33 and 34 Slot 16 Slots 35 and 36 HUAWEI TECHNOLOGIES CO..Specifications of the SSN1PEG8 Board (Continued) Valid slots and slot restrictions OSN 3500 Valid Slot Bandwidth OSN Slots 1-3. Page 34 Slot for Interface Board . 15-18. and 26-29 5 Gbit/s Information about the interface board Valid Slot on the OSN 7500 Slot for Interface Board Valid Slot on the OSN 3500 Slot 1 - Slot 1 - Slot 2 Slots 19 and 20 Slot 2 Slots 19 and 20 Slot 3 Slots 21 and 22 Slot 3 Slots 21 and 22 Slots 4. and 13-15 5 Gbit/s Valid Slot Bandwidth Slots 1-4. LTD. Hierarchical-QoS DiffServ for 8 class of traffic SP and WFQ scheduling 4K access control list Traffic management module Slicing processing module Backplane CELL Cross-connect processing module P H Y Control information processing module 8GE 1588v2 time processing and selecting module Synchronization processing module IEEE 1588 V2 realizes time and frequency synchronization. Communication and control module Page 35 . Synchronous Ethernet supplies frequency synchronization to ETHNET port HUAWEI TECHNOLOGIES CO...Architecture of the PEG8 Board on the OSN 3500/7500 GE port 8 * FE 4*STM1/32*E1 PETF8/ PEFF8 CQ1/ MD12 1GE DATA processing module 2GE … … … … … . LTD. and H-QoS. – Supports synchronous Ethernet and IEEE 1588 v2. HUAWEI TECHNOLOGIES CO. Page 36 . MPLS OAM. – Supports MPLS tunnel APS. – Supports E-Line and E-LAN services. – Supports a maximum power consumption of 13 W at the room temperature (25℃).Specifications of the SSN1PETF8/PEFF8 Board Main specifications – Provides 8xFE electrical/optical ports. and works with the PEG8 board to process services. PEFF8 PETF8 The OSN 7500 supports the SSN1PEFF8 board only. LTD. – Supports ETH OAM.. and LAG groups. Page 37 . N4GSCC:4K (bidirectional) PW: 16K QinQ Link: 1K LSP/PW APS: 1K (LSP/PW shared) LSP/PW OAM:2K (LSP/PW shared) The SSN1CQ1 is used as the interface board for the PEG8. and 29-36 4xSTM-1 IEEE 1588 v2.SSN1CQ1 CQ1 STAT ACT SRV CQ1 OUT1 IN1OUT2 IN2 OUT3 IN3 OUT4 IN4 STM-1 port Feature Valid slot Port Synchronization QoS Protection Details Slots 19-26. synchronization..New Boards in V2R11 . Ethernet at all ports H-QoS. LTD. Diff-serv LMSP 1+1.1:1 Service 252 CES services Capacity LSP: N6GSCC:16K (bidirectional). HUAWEI TECHNOLOGIES CO. Page 38 .New Boards in V2R11 . HUAWEI TECHNOLOGIES CO. N4GSCC:4K (bidirectional) PW: 16K QinQ Link: 1K LSP/PW APS: 1K (LSP/PW shared) LSP/PW OAM:2K (LSP/PW shared) The SSN1CQ1 is used as the interface board for the PEG8. LTD. and 35-38 Port 32xE1 QoS H-QoS..SSN1MD12/SSN1MD75 MD12 MD12 E1 port Feature Valid slot Details OSN 3500: Slots 19-26. and 29-36 OSN 7500: Slots 19-22. Diff-serv Service 32 CES services Capacity LSP: N6GSCC:16K (bidirectional) . Communication and control module Page 39 ..Architecture of the CES Board GE port 8 * FE 4*STM1/32*E1 PETF8/ PEFF8 CQ1/ MD12 1GE DATA processing module 2GE … … … … … . Hierarchical-QoS DiffServ for 8 class of traffic SP and WFQ scheduling 4K access control list Traffic management module Slicing processing module Backplane CELL Cross-connect processing module P H Y Control information processing module 8GE 1588v2 time processing and selecting module Synchronization processing module IEEE 1588 V2 realizes time and frequency synchronization Synchronous Ethernet supplies frequency synchronization to ETHNET port HUAWEI TECHNOLOGIES CO. LTD.. – Supports 63 VCTRUNKs and GFP test frames. OSN 3500 Valid slot Slots 4-8 and 11-14 Slots 5-8. – Supports SNCP and MSP. and H-QoS. LTD. – \line LAG protection at the VCG side.5 Gbit/s.5 Gbit/s N1EDQ41 HUAWEI TECHNOLOGIES CO.5 Gbit/s EoS services to evolve to packet services. OSN 7500 Page 40 . Supports inloops/outloops at optical ports. EoS data features – Supports GFP-F and LAPS encapsulation formats. – Supports ETH OAM. The maximum uplink bandwidth is 2. – Supports E-Line and E-LAN services. Packet data features – Enables a maximum of 2. 11-14. – Supports MPLS tunnel APS..5 Gbit/s 2. and VC-4 channels. 30. MPLS OAM.Specifications of the SSN1EDQ41 Board Main specifications SDH features Provides 4xSTM-1/STM-4 optical interfaces to process VC-12/VC-3/VC-4 services. and 31 Bandwidth per slot 2. . LTD. Ethernet services are sent back to the mapping module of the EOD.Architecture of the EOD Board on the OSN 3500/7500 MPLS encapsulation GFP/ LAPS encapsulation processing for EOS services Send to GE/10GE line side through packet bus & packet XC MPLS EX2 Packet cross-connect STM-1/4 STM-1/4 O/E O/E EOD SDH overhead processing module Mapping module SDH synchronization module Packet service process Backplane Backplane STM-16 TDM cross-connect SL16 board STM-4 SL4 board Synchronization processing module Hierarchical-QoS DiffServ for 8 class of traffic SP and WFQ scheduling 4K access control list HUAWEI TECHNOLOGIES CO. MPLS EG8 Service isolation: TDM services are sent to SDH line through STM-N bus and TDM XC. Page 41 . LTD..Overview of Higher Power Consumption Subracks and Power Supply Boards on OSN 3500 Subrack Type OptiX OSN 3500 general subrack Subrack Label - Mapping PDU Mapping PIU Maximum Power Consumption Fuse Capacity N1PDU N1PIU N1PIUA 720 W 20 A OptiX OSN 3500 enhanced subrack (1100 W) N1PDU N1PIUA 1100 W 32 A OptiX OSN 3500 enhanced subrack (2300 W) TN51PDU N1PIUB 2300 W 60 A N1PDU HUAWEI TECHNOLOGIES CO. PIUA Page 42 . .Overview of Higher Power Consumption Subracks and Power Supply Boards on the OSN 7500 Subrack Type OptiX OSN 7500 general subrack Subrack Label - OptiX OSN 7500 enhanced subrack (2300 W) Mapping PDU Mapping PIU Maximum Power Consumption N1PDU T1PIU 1100 W 32 A TN51PDU T1PIUB 2300 W 60 A PIUB TN51PDU HUAWEI TECHNOLOGIES CO. Fuse Capacity Page 43 . LTD. Specifications of the OSN 1500 HUAWEI TECHNOLOGIES CO. Page 44 .. LTD. Small service slot •PEFS8 AUX Switch fabric slot •PCXLN Page 45 .Slot Configurations of the OSN 1500 OSN 1500B PIU Interface slot PIU Large service slot A large slot can be divided into two small slots.. •PEGS2 PIU PIU 20G TDM & 8G Packet HUAWEI TECHNOLOGIES CO. LTD. •PEGS2 20G TDM & 8G Packet Small service slot •PEFS8 AUX Switch fabric slot •PCXLN OSN 1500A Large service slot A large slot can be divided into two small slots. 25G SLOT3/13 2.5G SLOT7 1.25G SLOT2/12 2.25G 20G TDM & 8G Packet SLOT10 AUX HUAWEI TECHNOLOGIES CO.. Page 46 .5G SLOT8 1. LTD.Slot Layout on the OSN 1500A Packet switching capacity: 8 Gbit/s SLOT1 PIU SLOT11 PIU SLOT6 1G SLOT2/12 2G SLOT7 1G SLOT3/13 2G SLOT8 1G 20G TDM & 8G Packet SLOT9 1G 20G TDM & 8G Packet SLOT10 AUX TDM switching capacity: 15 Gbit/s （ access ） SLOT1 PIU SLOT11 PIU SLOT6 1.25G 20G TDM & 8G Packet SLOT9 1. SLOT18 PIU SLOT19 PIU SLOT1/11 2.5G SLOT8 622M 20G TDM & 8G Packet SLOT9 622M 20G TDM & 8G Packet SLOT10 AUX Page 47 .Slot Layout on the OSN 1500B Packet switching capacity: 8 Gbit/s SLOT14 SLOT15 SLOT16 SLOT17 SLOT18 PIU SLOT19 PIU SLOT1/11 NA SLOT6 1G SLOT2/12 2G SLOT7 1G SLOT3/13 2G SLOT8 1G 20G TDM & 8G Packet SLOT9 1G 20G TDM & 8G Packet SLOT10 AUX TDM switching capacity: 15 Gbit/s (access ） SLOT14 SLOT15 SLOT16 SLOT17 HUAWEI TECHNOLOGIES CO.5G SLOT7 622M SLOT3/13 2.5G SLOT6 622M SLOT2/12 2. LTD.. SSR1PEGS1 8 SSR1PEFS8 6 GE Port 8 FE Port Packet Cross-Connect Capacity 48 Switching capacity: 8 Gbit/s Access capacity: 7 Gbit/s Page 50 . 12.Specifications of the OSN 1500 New boards supported by the OSN 1500 Board Name SSR1PCXLN Type Based on R9C03 Valid Slot Slots 4 and 5 Description Dual-domain cross-connect board: Provides 20 Gbit/s higher order and 20 Gbit/s lower order cross-connections. and 13 R9C03 16xE1 CES emulation board 1xGE processing board (small slot): supports IEEE 1588 v2. 6-9. LTD. 12.. 12. and 13 4xFE optical port SSR1ML1 SSR1PEGS1 Newly added Slots 6-9 Based on Slots 2. SSQ1PEGS2 Based on R9C03 Slots 2 and 3 2xGE processing board (large slot): supports 2-channel IEEE 1822 v2 packet transmission. Specifications of the OSN 1500 Maximum Configuration 1500 A/1500B SSR1PEGS2 2 HUAWEI TECHNOLOGIES CO. 3. and 8GE packet switching capacity. SSR1PEF4F Newly added Slots 6-9. SSR1PEFS8 Based on R9C03 Slots 6-9. and 13 8xFE processing board (small slot): supports 8-channel IEEE 1822 v2 packet transmission. Architecture of the Cross-Connect Board on the OSN 1500 Backplane Other board Communication and control module STM-1/4/16 STM-1/4/16 O/E O/E Synchronization timing module Packet crossconnect module SDH processing module TDM crossconnect module CELL 2. LTD. Page 51 PEG2 board SL16 board .5G CXLNP HUAWEI TECHNOLOGIES CO.. – Supports the dual-domain cross-connect board. Board PCXLN HUAWEI TECHNOLOGIES CO.Specifications of the Integrated Board (SSR1PCL) on the OSN 1500 Main specifications – Transmits and receives 1xSTM-1/STM-4/STM-16 optical signals. – Supports synchronous Ethernet and IEEE 1588 v2. 20 Gbit/s lower order cross-connections. LTD. and 8 Gbit/s packet switching. performing 40 Gbit/s higher order cross-connections. – SCC: supports packet features.. Logical Board Logical Slot Q2SLN Slots 4 and 5 PCXL Slots 80 and 81 GSCC Slots 82 and 83 Page 52 . Page 53 .Specifications of the SSQ1PEGS2/1 Board Main specifications – Provides 2xGE interfaces. "S" in the board name indicates a processing board.. LTD. – Supports a maximum power consumption of 9/8 W at the room temperature (25℃). and can PEGS1 PEGS2 add/drop GE services. Note: The SSQ1PEGS2/1 board is not service switching board. – Supports E-Line and E-LAN services. and LAG groups. – Supports MPLS OAM and QoS. The SSQ1PEGS2/1 boards can be used to form a GE ring. – Supports MPLS tunnel/PW APS. HUAWEI TECHNOLOGIES CO. – Supports synchronous Ethernet and IEEE 1588 v2. which can be colored optical interfaces. – Supports synchronous Ethernet and IEEE 1588 v2. Note: The length of the cable to the Delander interface must be determined on site. and LAG groups. LTD.. – Supports E-Line and E-LAN services. Page 54 . – Supports MPLS tunnel/PW APS. – Supports MPLS OAM and QoS. HUAWEI TECHNOLOGIES CO. The cable is one meter long by default.Specifications of the SSR1PEFS8 Board Main specifications – Provides one Delander high-density interface to achieve 8xFE inputs and outputs. – Supports a maximum power consumption of 12 W at the room temperature (25℃). – Supports MPLS tunnel/PW APS. LTD. and QoS. 6-9. MPLS OAM. – Supports synchronous Ethernet and IEEE 1588 v2.Specifications of the SSR1PEF4F Board Main specifications – Supports 4xFE optical ports – Supports E-Line and E-LAN services. 12. 3. and LAG groups. and 13. Page 55 . HUAWEI TECHNOLOGIES CO. – The valid slots for the board are slots 2. – Supports a maximum power consumption of 15 W at the room temperature (25℃).. – Supports ETH OAM. 125 ms. – The SSR1ML1A board provides 75-ohm interfaces. – The jitter buffer time of the CES service can be set to a value in the range of 0. – The encapsulation buffer time of the CES service can be set to a value from 0.. and SSR1ML1B provides 120ohm interfaces. – Supports the PRBS function on the tributary side.125 ms to 5 ms with a step of 0. Page 56 .Specifications of the SSR1ML1A/B Board Main specifications – Transmits and receives a maximum of 16xCES E1 services.125 ms. – Compresses idle timeslots when CES services are in CESoPSN mode. – The valid slots for the SSR1ML1A/B board are slots 6-9. – Supports a maximum power consumption of 16 W at the room temperature (25℃). HUAWEI TECHNOLOGIES CO. LTD. – Supports the CESoPSN and SAToP emulation modes.125 ms to 64 ms with a spacing of 0. LTD. Page 57 .MSTP+ Service Categories and Service Carrier Modes HUAWEI TECHNOLOGIES CO.. Metropolitan Ethernet Services • The metropolitan Ethernet Forum (MEF) defines two Ethernet service categories: – Ethernet line service . MP2MP EVC E-LAN service: a multipoint-tomultipoint (MP2MP) Ethernet service Page 58 . LTD.E-LAN service P2P EVCs E-Line service: a point-to-point (P2P) Ethernet service HUAWEI TECHNOLOGIES CO.E-Line service – Ethernet LAN service .. . LTD.Metropolitan Ethernet Services – Continued • Ethernet aggregation service: E-Aggr service UNIs NNIs UNI E-Aggr service: a multipoint-to-point (MP2P) Ethernet service HUAWEI TECHNOLOGIES CO. Page 59 . .Ethernet Service Carrier Modes on PSNs • On a PSN. or QinQ links. Ethernet services can be carried by ports. Ethernet protocol data units (PDUs) are transmitted on the PSN (Layer 2 MPLS). HUAWEI TECHNOLOGIES CO. LTD. Port MPLS tunnel PW1 PSN PW1 PW2 PW2 MPLS tunnel E-Line service By means of pseudo wires (PWs). Page 60 . PWs. • The following figure shows how Ethernet services are carried by PWs. . LTD. MEF Model E-LAN E-Tree .Comparison of Ethernet Service Models Service Category Line Service Multiplexing (Access Side) Transmission Tunnel (Network Side) IETF Model ITU-T Model Physical isolation Physical isolation — EPL VLAN — MPLS VPWS Physical isolation — VLAN — MPLS VPWS Physical isolation — Physical isolation — S-VLAN — Physical isolation Point-topoint service Virtual Line VLAN LAN Multipoint-tomultipoint service Point-tomultipoint service Virtual LAN Physical isolation VLAN EVPL EVPLAN VPLS S-VLAN B-MAC B-VLAN — Tree Physical isolation Physical isolation — EPLAN Virtual Tree VLAN MPLS VPLS multicast EVPLAN Page 61 E-Line EPLAN MPLS HUAWEI TECHNOLOGIES CO. Page 62 . LTD..Software Features of V200R011 HUAWEI TECHNOLOGIES CO. Reporting of the DCN_FAIL alarm. smooth upgrade evaluation tool. to meet the high-power requirements entailed in the packet domain. Support for high-power boards New OSN 1500/3500/7500 V200R011 supports high-power components such as backplanes. Network management PNP feature New OSN 1500/3500/7500 The multicast feature is supported by V100R009C03 (boards occupying two slots. LTD. tributary boards.Software Features List Feature Name ASON Category Inherited Applicable Product Specification OSN 3500/7500 The ASON-associated optical functions and features are inherited from the MSTP version.. Optimization of the OSPF management function Support tools Demands from Tier-1 carriers HUAWEI TECHNOLOGIES CO. Alarms reported when the optical power is very high or very low 3. Display of VRCSP version information Inherited OSN 1500/3500/7500 The VRCSP version information is displayed according to Huawei regulations. New OSN 1500/3500/7500 V200R011 supports the following demands from Italian Wind and Korean SKT: 1. V200R011 supports the end-to-end configuration of VPLS services. Inherited OSN 1500/3500/7500 V200R011 supports the following support tools: health check tool. Query of the received J0/J1/J2 byte in disabled mode 2. License feature New OSN 1500/3500/7500 V200R011 is controlled by the license file. and SSN1SLH41 boards. fault-associated data collection tool. Page 63 . Support for the low-cost boards used on V100R010 Inherited OSN 1500/3500/7500 V200R011 supports the low-cost boards that are used on V100R010. deployment tool. to improve the upgrade efficiency. End-to-end configuration Inherited OSN 1500/3500/7500 1. Threshold setting for the receive optical power 5. Warm reset triggering active/standby switching by a hardware means New OSN 1500/3500/7500 The packet data feature requires that active/standby switching between system control boards be triggered when a warm reset is performed. EoS boards. and PDUs. and disabled by default 4. Simulation package diffusion Inherited OSN 1500/3500/7500 V200R011 inherits the simulation package diffusion feature that is available in V100R009C04 and provides the error-tolerant isolation function. whereas V200R011 achieves the function by both a software means and a hardware means. OSN 1500) but not supported by V200R011. 2. and power consumption calculator. V100R009C03 already achieves the function by a software means. V200R011 supports the end-to-end configuration of cross-domain services and protection schemes. such as line boards. PIUs. Dynamic node addition/deletion on a packet ring New OSN 1500/3500/7500 Boards occupying one or two slots.. OSN 1500 With tools. MC_LAG New OSN 3500/7500 Boards occupying one or two slots V200R011 supports the MC-LAG function. Micros oft Excel ¹¤×÷±í Page 64 . LAN+APS New OSN 1500/3500/7500 Boards occupying one or two slots. OSN 1500 The multicast feature is supported by V100R009C03 (boards occupying two slots) but is removed in V200R011. CES services New OSN 1500/3500/7500 CQ1/MD12/MD75/ML1 V200R011 supports cSTM-1 CES services and E1 CES services. standard RMON. OSN 1500 MPLS APS and PW APS can be applied to a private network. and MS-PW. PW OAM. PW APS. which takes effect only after the PW_OAM function is enabled. OSN 1500 These features are inherited from V100R009C03. OSN 1500 V200R011 supports the 1+1/1:1 ASP feature. LTD. Feature expansion (OSN 1500) New OSN 1500 OSN 1500 With its logics replaced.Software Features List – Continued Feature Name Category PW_APS New Applicable Product OSN 1500/3500/7500 Applicable Board Specification Boards occupying one slot. L2VPN/QOS/MPLS/ MPLS APS/LPT Inherited OSN 1500/3500/7500 Boards occupying one or two slots. the OptiX OSN 1500 supports the following features: E-LAN. OSN 1500 V200R011 automatically searches for fibers in the packet domain if interconnected ports have consistent L2 and L3 attributes. HQOS. Automatic fiber search in the packet domain New OSN 1500/3500/7500 Boards occupying one slot. Multicast feature Removed OSN 1500/3500/7500 Boards occupying one or two slots. V200R011 supports 1+1/1:1 MPLS APS and 1+1/1:1 PW APS. ETH OAM. Attachment: Service Specifications List HUAWEI TECHNOLOGIES CO. OSN 1500 This feature cannot be coupled with PW OAM or PW APS. MS_PW New OSN 1500/3500/7500 Boards occupying one or two slots. LAN+LAG New OSN 1500/3500/7500 Boards occupying one or two slots. V200R011 supports addition/deletion of a node. OSN 1500 The LAG feature can be applied to an E-LAN network but does not support load-sharing. HUAWEI TECHNOLOGIES CO. LTD.. and protection switching to be completed within 50 ms. The hardware-based OAM feature enables multiple LSPs to be switched at the same time within 50 ms.Carrier-Class End-to-End Network-Level APS Protection (1+1/1:1 LSP Protection) RNC/BSC 2G/3G SR VIP private line BRAS PTN Working Protection NGN • • The hardware-based fault detection and protection switching feature enables OAM frames to be inserted every 3. Page 65 . a fault to be detected within 10 ms.3 ms. . Page 66 .User/Service-Based Hierarchical QoS Key account customers MSCG PTN PTN BTS SR NodeB RNC NNI: DS-TE UNI: H-QoS CIR = 2 Mbit/s PIR = 2 Mbit/s Voice (COS = EF) PIR = 6 Mbit/s CIR = 6 Mbit/s Video (COS = AF4) CIR = 512 kbit/s PIR = 16 Mbit/s Data (COS = BE) User VLAN CIR PIR Voice GE 10GE SDH OTN Video Data • User side: HQoS controls small tunnels and promises each user/service differentiated QoS. • Network side: HQoS controls large tunnels based on planning information and provides large tunnels with SDH-like QoS. LTD. HUAWEI TECHNOLOGIES CO. 1731 OAM IEEE 802..1711 OAM EFM PW LSP • End-to-end monitoring by layer ensures fast fault locating. HUAWEI TECHNOLOGIES CO.1730 /ITU-T Y.3ah Connectivity-layer OAM EFM ITU-T Y. • The hardware-based OAM feature (CPU not involved) avoids software performance degrade when the amount of OAM services increases.1731 Service-layer OAM (UNI to UNI) ITU-T Y.1ag /ITU-T Y. LTD. Page 67 .Hardware-Based End-to-End OAM Key account customers PTN PTN PTN BTS PTN MSCG PTN SR NodeB RNC IEEE 802. . The IEEE 1588 V2 clock operates at the same frequency and in the same phase.Clock/Time Synchronization Solutions NodeB FE/GE NodeB FE/GE BITS PTN GE/FE RNC FE/GE • The clock/time synchronization solutions are as follows: – Clock signals are transmitted via the IEEE 1588 V2 protocol. HUAWEI TECHNOLOGIES CO. and requires the support from all the traversing nodes. LTD. To be specific. Page 68 . The synchronous Ethernet clock is similar to the SDH clock. the synchronous Ethernet clock operates at the same frequency. – Clock signals are transmitted over the synchronous Ethernet. and requires the support from all the traversing nodes. features high stability. EoD Scenario 1 EoS signals are received at the SDH port of the EDQ41 board and then sent to the packet domain after being processed by the EDQ41 board. LTD. Page 69 .. STM-1/4 ring EDQ41 board Packet core 10GE/GE ring Packet board TDM core HUAWEI TECHNOLOGIES CO. EDQ41 board Packet core 10GE/GE ring Packet board STM-N TDM core HUAWEI TECHNOLOGIES CO. then cross-connected to the EDQ41 board.. SDH board Page 70 .EoD Scenario 2 EoS signals are received at an SDH board. and finally sent to the packet domain after being processed by the EDQ41 board. LTD. SDH board Page 71 .EoD Scenario 3 EoS and TDM signals are received at the SDH port of the EDQ41 board and then separated from each other on the EDQ41 board. the EoS signals are sent to the packet domain and the TDM signals are sent to the TDM domain. LTD. After the separation.. STM-1/4 ring EDQ41 board Packet core 10GE/GE ring Packet board STM-N TDM core HUAWEI TECHNOLOGIES CO. SDH board Page 72 .EoD Scenario 4 EoS and TDM signals are received at the SDH port of the EDQ41 board and then cross-connected to an SDH board. STM-1/4 ring EDQ41 board Packet core Packet board STM-N TDM core HUAWEI TECHNOLOGIES CO. LTD.. One VCTRUNK supports a maximum of eight VC-4s. 24 VC-3s. HUAWEI TECHNOLOGIES CO. VCTRUNK62 cannot be used. or 63 VC12s. VC-4s numbered 1-8 and VC-4s numbered 9-16 are located in different areas. 2. Only VC-4s numbered 5-8 and 9-16 support the binding of VC-12 paths.. 4. A timeslot must not be bound with different VCTRUNKs. The timeslots from different areas must not be bound with the same VCTRUNK at the same time. 5.Restrictions on the EDQ41 Board 1. Each of VCTRUNKs 1-8 supports a maximum bandwidth of 155 Mbit/s. 3. The timeslots at different levels must not be bound with the same VCTRUNK at the same time. 6. LTD. Page 73 . The EDQ41 board supports a maximum of 16 VC-4s. LTD.Application Scenarios of the CES Service (1) UNI-NNI and UNI-UNI CES services MPLS tunnel BSC NE2 E1 NodeB E1 C_STM-1 NodeB UNI-UNI PSN NE1 E1 PW NE3 E1 2G BTS UNI-NNI 2G BTS PW HUAWEI TECHNOLOGIES CO.. MPLS tunnel OptiX MSTP+ NE Page 74 . . Page 75 . LTD.Application Scenarios of the CES Service (2) UNI-UNI CES services E1 2G BTS L1 UNI L1 UNI C_STM-1 2G BSC E1 2G BTS HUAWEI TECHNOLOGIES CO. LTD. MPLS tunnel OptiX MSTP+ NE Page 76 .Application Scenarios of the CES Service (3) UNI-NNI CES services E1 NodeB L3 NNI L3 NNI L1 UNI L1 UNI C_STM-1 RNC E1 NodeB PW HUAWEI TECHNOLOGIES CO.. . LTD. Protection MPLS tunnel PW Page 77 OptiX MSTP+ NE .Application Scenarios of PW APS (1) Switching within 50 ms RNC NodeB 1+1/1:1 APS Single/Dual-ended switching Working MPLS tunnel HUAWEI TECHNOLOGIES CO. In addition. Page 78 .. configure end-to-end PW APS between the service access nodes and the core nodes. LTD. configure MS-PW to reduce the number of tunnels.Application Scenarios of PW APS (2) PW APS MS-PW RNC1 BTS/NB/eNB RNC2 On the intersecting nodes where two rings intersect. HUAWEI TECHNOLOGIES CO. Page 79 ..Application Scenarios of MC-LAG (1) The services are homed to both NE1 and NE2. NE1 GE MPLS APS PSN FE LAG1 LAG3 MC-LAG NodeB RNC NE3 LAG2 NE2 HUAWEI TECHNOLOGIES CO. LTD. and configure MC-LAG between NE1/NE2 and the RNC. Configure end-to-end LSP APS on the NNI sides of NE1 and NE2. EoS services are received at the nodes of the SDH ring and then sent to the PKT ring after being processed by the EoD boards at the two intersecting nodes. LTD. PKT D Page 80 . In this case. and LSP APS for the PKT ring. configure SNCP for the SDH ring. MC-LAG SNCP LSP APS LSP APS F C EOD A1 SDH B E EOD A2 HUAWEI TECHNOLOGIES CO..Application Scenarios of MC-LAG (2) The SDH ring and the PKT ring intersect at two nodes. MC-LAG for the EoD boards. MS-PW — To Reduce the Number of LSPs at the Aggregation Layer Traditional FE PSN2 NodeB FE NodeB FE PSN3 NodeB PSN1 GE RNC FE NodeB MS-PW PW 1 FE NodeB PSN2 FE PSN1 NodeB FE NodeB PW 2 tunnel 1 tunnel m PW N tunnel n Tunnel x MS-PW GE RNC PSN3 FE NodeB PW HUAWEI TECHNOLOGIES CO.. MPLS tunnel OptiX MSTP+ NE Page 81 PW 1 PW 2 PW N . LTD. Working Working PKT Protection PKT Protection Newly added node HUAWEI TECHNOLOGIES CO. Page 82 . The existing tunnels consider the newly added nodes as transit nodes. LTD.Dynamic Node Addition/Deletion on a Packet Ring You can add nodes to a packet ring without deleting original configurations.. Coupling problems being modified Not coupled Page 83 Coupling scenarios exist but not supported yet .. LTD.Feature Coupling Regarding Boards Occupying One Slot PW PW APS MC LAG LSP OAM OAM LSP 1ag OAM APS 3ah LAG LPT IEEE 1588 QoS OAM E-Line E-LAN Load-sharing Load-sharing not supported not supported E-Aggr MS PW PW OAM PW APS LSP OAM LSP APS LAG MC-LAG not Duplication of supported port policies only Performanc Being e statistics modified Can be coupled Can be coupled but with defects HUAWEI TECHNOLOGIES CO. Coupling problems being modified Not coupled Page 84 Coupling scenarios exist but not supported yet ..Feature Coupling Regarding Boards Occupying Two Slots MC LAG LSP OAM LSP APS 1ag OAM 3ah OAM LAG LPT IEEE 1588 QoS E-Line E-LAN Load-sharing Load- not supported sharing not supported E-Aggr MS PW With defects LSP OAM LSP APS LAG MC-LAG not Duplication of supported port policies only Performance statistics Can be coupled Can be coupled but with defects HUAWEI TECHNOLOGIES CO. LTD. . HUAWEI TECHNOLOGIES CO. On receiving these LPT packets. LTD. MS PW sites cannot identify them and thus discard them. As a result. Page 85 .Restriction Remarks: LPT Packets from the Boards That Occupy Two Slots Are Discarded at MS PW Sites Tunnel LPT (10) PW LPT LPT payload E-Line LPT MS PW E-Line The cause is provided as follows: To support the point-to-multipoint LPT function. the LPT function fails. boards occupying two slots adopt special labels when encapsulating LPT packets. com HUAWEI TECHNOLOGIES Co.01/18/15 Security Level: Internal Use Only Thank You www. Ltd.com www. HUAWEI Confidential .huawei..huawei.