Huawei OptiX OSN 7500 User manual

Huawei Technologies Proprietary

HUAWEI

OptiX OSN 7500

Intelligent Optical Switching System

Technical Manual

System Description

V100R001

Huawei Technologies Proprietary

OptiX OSN 7500

Intelligent Optical Switching System

Technical Manual

System Description

Volume System Description

Manual Version T2-040284-20050308-C-1.10

Product Version V100R001

BOM 31026684

Huawei Technologies Co., Ltd. provides customers with comprehensive technical support and service.

Please feel free to contact our local office or company headquarters.

Huawei Technologies Co., Ltd.

Address: Administration Building, Huawei Technologies Co., Ltd.,

Bantian, Longgang District, Shenzhen, P. R. China

Postal Code: 518129

Website: http://www.huawei.com

Email: [email protected]

Huawei Technologies Proprietary

No part of this document may be reproduced or transmitted in any form or by any means

without prior written consent of Huawei Technologies Co., Ltd.

Trademarks

, HUAWEI, C&C08, EAST8000, HONET, , ViewPoint, INtess, ETS, DMC, TELLIN,

InfoLink, Netkey, Quidway, SYNLOCK, Radium, M900/M1800, TELESIGHT,

Quidview, Musa, Airbridge, Tellwin, Inmedia, VRP, DOPRA, iTELLIN, HUAWEIOptiX,

C&C08 iNET, NETENGINE, OptiX, iSite, U-SYS, iMUSE, OpenEye, Lansway,

SmartAX, infoX, TopEng are trademarks of Huawei Technologies Co., Ltd.

All other trademarks and trade names mentioned in this manual are the property of their

respective holders.

Notice

The information in this document is subject to change without notice. Every effort has

been made in the preparation of this document to ensure accuracy of the contents, but

all statements, information, and recommendations in this document don't constitute the

warranty of any kind, express or implied.

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Summary of Updates

This section provides the update history of this manual and introduces the contents of

subsequent updates.

Update History

Manual Version Notes

T2-040284-20050308-C-1.10 Initial field trial release

OptiX OSN 7500

Technical Manual - System Description Contents

Huawei Technologies Proprietary

Contents

1 Overview of the OptiX OSN 7500 1-1

2 Functions 2-1

2.1 Capacity 2-1

2.1.1 Cross-Connect Capacity 2-1

2.1.2 Slots Access Capacity 2-2

2.1.3 High Integration Design 2-3

2.2 Service 2-4

2.2.1 SDH/PDH Service 2-4

2.2.2 Ethernet Services 2-4

2.2.3 ATM Services 2-4

2.2.4 SAN and Video Services 2-4

2.2.5 Built-in WDM Technology 2-5

2.2.6 Service Access Capability 2-5

2.3 Interface 2-6

2.3.1 Service Interface 2-6

2.3.2 Administration Interface 2-7

2.4 Intelligent Features 2-8

2.5 Networking 2-9

2.6 Resilient Packet Ring 2-10

2.7 Protection 2-11

2.7.1 Equipment Level Protection 2-11

OptiX OSN 7500

Technical Manual - System Description Contents

Huawei Technologies Proprietary

2.7.2 Network Level Protection 2-11

2.8 DCN Communication 2-12

3 Hardware 3-13

3.1 Cabinet 3-13

3.2 Subrack 3-15

4 Boards 4-1

4.1 Type 4-1

4.2 Slot 4-4

4.2.1 SDH Interface Unit 4-5

4.2.2 PDH Interface Unit 4-8

4.2.3 Data service Interface Unit 4-9

5 Software 5-1

5.1 Overview 5-1

5.2 Intelligent Software 5-2

5.3 NE Software 5-3

5.4 Board Software 5-4

5.5 NM System 5-4

6 Data Features 6-1

6.1 Ethernet Features 6-1

6.1.1 Function 6-1

6.1.2 Application 6-3

6.1.3 Protection 6-7

6.2 RPR Features 6-9

6.2.1 Function 6-9

6.2.2 Application 6-14

6.2.3 Protection 6-17

6.3 ATM Features 6-19

6.3.1 Functions 6-19

6.3.2 Application 6-21

6.3.3 Protection 6-23

OptiX OSN 7500

Technical Manual - System Description Contents

Huawei Technologies Proprietary

iii

7 Intelligent Features 7-1

7.1 SLA Service 7-2

7.2 Automatic End-to-End Service Configuration 7-5

7.3 Mesh Networking 7-6

7.4 Traffic Engineering 7-6

7.5 Integrated Intelligent Service Application 7-7

8 Protection 8-1

8.1 Equipment Level Protection 8-1

8.1.1 TPS Protection for Tributary Boards 8-2

8.1.2 TPS Protection for Ethernet Boards 8-2

8.1.3 1+1 Backup for ATM/IMA Interface Boards 8-2

8.1.4 1+1 backup for the Cross-Connect and Timing Unit 8-2

8.1.5 1+1 Backup for the SCC Unit 8-2

8.1.6 1+1 Backup for the Power Input Unit 8-2

8.1.7 1:N Protection for the +3.3 V Board Power Supply 8-3

8.1.8 Intelligent Fans 8-3

8.1.9 Abnormality-Specific Board Protection 8-3

8.2 Network Level Protection 8-4

8.2.1 SDH Trail Protection 8-4

8.2.2 SDH SNCP 8-4

8.2.3 Protection for Interworking Service in Rings 8-4

8.2.4 Fiber-shared Virtual Path Protection 8-4

8.2.5 MS-Shared Optical Path Protection 8-5

8.2.6 Mesh Protection 8-7

8.2.7 Protection of Resilient Packet Ring 8-7

8.2.8 VP-Ring/VC-Ring Protection 8-8

9 OAM 9-1

9.1 Operation and Maintenance 9-1

9.2 Administration 9-2

10 Technical Specifications 10-1

OptiX OSN 7500

Technical Manual - System Description Contents

Huawei Technologies Proprietary

10.1 Optical Interface Performance 10-1

10.1.1 SDH Optical Interface 10-1

10.1.2 Ethernet Optical Interface 10-6

10.1.3 ATM Optical Interface 10-7

10.2 Electrical Interface Performance 10-7

10.2.1 PDH Electrical Interface 10-8

10.3 Clock Performance 10-8

10.3.1 Clock Interface Type 10-8

10.3.2 Timing and Synchronization Performance 10-8

10.4 Transmission Performance 10-9

10.5 Power Consumption and Weight of Boards 10-9

10.6 Electromagnetic Compatibility 10-11

10.7 Environment Indexes 10-11

10.8 Environment Requirement 10-12

10.8.1 Environment for Storage 10-12

10.8.2 Environment for Transportation 10-14

10.8.3 Environment for Operation 10-17

A Compliant Standards A-1

A.1 ITU-T Recommendations A-1

A.2 IEEE Standards A-3

A.3 IETF Standards A-3

A.4 Environment Related Standards A-3

B Abbreviations and Acronyms B-1

OptiX OSN 7500

Technical Manual - System Description Figures

Huawei Technologies Proprietary

Figures

Figure 1-1 Outer view of the OptiX OSN 7500 1-2

Figure 1-2 Application of the OptiX OSN 7500 in the network 1-3

Figure 2-1 Access capacity of service slots of the OptiX OSN 7500 2-3

Figure 3-1 Outer view of the ETSI cabinet 3-14

Figure 3-2 Structure of the OptiX OSN 7500 subrack 3-15

Figure 4-1 System architecture of the OptiX OSN 7500 4-2

Figure 4-2 Slot layout of the OptiX OSN 7500 4-5

Figure 5-1 Software system structure of the OptiX OSN 7500 5-1

Figure 5-2 Hierarchical structure of OSP software 5-2

Figure 5-3 Relationship between control plane and service plane 5-2

Figure 6-1 The EPL service 6-3

Figure 6-2 The EPL service with VLAN tag 6-4

Figure 6-3 The EVPL service with MPLS label 6-5

Figure 6-4 Layer 2 switching of Ethernet service 6-6

Figure 6-5 Application of EVPLAN service 6-7

Figure 6-6 LCAS adjusts bandwidth dynamically 6-8

Figure 6-7 LCAS protects the concatenation group 6-8

Figure 6-8 Flow control at the Ethernet side 6-9

Figure 6-9 RPR ring 6-10

Figure 6-10 Spatial reuse 6-13

Figure 6-11 Fairness algorithm when the weight is 1 6-14

Figure 6-12 Fairness algorithm when the weights are different 6-14

OptiX OSN 7500

Technical Manual - System Description Figures

Huawei Technologies Proprietary

Figure 6-13 EVPL accessing, forwarding and stripping 6-15

Figure 6-14 EVPL service convergence 6-16

Figure 6-15 EVPLAN service 6-17

Figure 6-16 Wrapping protection 6-18

Figure 6-17 Steering protection 6-19

Figure 6-18 Application of Band exclusive ATM Services 6-22

Figure 6-19 VP/VC-Ring 6-23

Figure 7-1 Networking protection for diamond level service 7-3

Figure 7-2 Protection for gold level service 7-4

Figure 7-3 Application of silver level service 7-4

Figure 7-4 Application of traffic engineering in the network 7-6

Figure 8-1 Fiber-shared virtual path protection 8-5

Figure 8-2 MS-shared optical path protection 8-6

Figure 8-3 Two lower-speed lines share one higher-speed line 8-6

Figure 8-4 Sharing protection of the lines with the same speed 8-6

Figure 8-5 Bidirectional RPR 8-7

Figure 8-6 Wrapping of RPR 8-8

Figure 8-7 Steering of RPR 8-8

Figure 8-8 VP-Ring/VC-Ring protection 8-9

Table of contents

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