Content
Redundancy L2E
Release
4.1
03/08
3
Content
About this Manual 5
Key 6
1 Introduction 9
1.1 Comparison of the redundancy procedures 10
2 HIPER-Ring 11
2.1 Configuring HIPER-Ring Version 1 13
2.2 Configuring HIPER-Ring Version 2 (MRP Draft) 17
3 Redundant coupling 21
3.1 The variants of redundant coupling 22
3.2 Configuring the redundant coupling 24
3.2.1 STAND-BY switch 24
3.2.2 One-Switch coupling 27
3.2.3 Two-Switch coupling 33
3.2.4 Two-Switch coupling with control line 40
4 Rapid Spanning Tree 49
4.1 The Spanning Tree Protocol 50
4.1.1 The tasks of the STP 50
4.1.2 Bridge parameters 51
4.1.3 Bridge Identifier 51
4.1.4 Root Path Costs 52
4.1.5 Port Identifier 53
4.2 Rules for creating the tree structure 54
4.2.1 Bridge information 54
4.2.2 Setting up the tree structure 54
4.3 Example of specifying the root paths 56
4.4 Example of manipulating the root paths 58
4.5 Example of manipulating the tree structure 60