Content
4
Redundanz L2P
Release
5.0
04/09
6 Rapid Spanning Tree 81
6.1 The Spanning Tree Protocol 83
6.1.1 The tasks of the STP 83
6.1.2 Bridge parameters 84
6.1.3 Bridge Identifier 84
6.1.4 Root Path Costs 85
6.1.5 Port Identifier 86
6.2 Rules for creating the tree structure 88
6.2.1 Bridge information 88
6.2.2 Setting up the tree structure 88
6.3 Example of specifying the root paths 90
6.4 Example of manipulating the root paths 92
6.5 Example of manipulating the tree structure 94
6.6 The Rapid Spanning Tree Protocol 95
6.6.1 Port roles 95
6.6.2 Port states 97
6.6.3 Spanning Tree Priority Vector 97
6.6.4 Fast reconfiguration 98
6.6.5 Configuring the Rapid Spanning Tree 99
6.7 Combination of RSTP and MRP 107
6.7.1 Application example for the combination of
RSTP and MRP 108
A Readers’ comments 111
B Index 113
C Further support 115