Siemens RUGGEDCOM ROX II User Manual page 34

Table of Contents
14.3.1 RSTP Operation ............................................................................................................ 629
14.3.1.1 RSTP States and Roles ........................................................................................ 629
14.3.1.2 Edge Ports ........................................................................................................ 631
14.3.1.3 Point-to-Point and Multipoint Links ..................................................................... 631
14.3.1.4 Path and Port Costs ........................................................................................... 631
14.3.1.5 Bridge Diameter ................................................................................................ 632
14.3.1.6 eRSTP ............................................................................................................... 632
14.3.1.7 Fast Root Failover .............................................................................................. 633
14.3.2 RSTP Applications ......................................................................................................... 634
14.3.2.1 RSTP in Structured Wiring Configurations ............................................................ 634
14.3.2.2 RSTP in Ring Backbone Configurations ................................................................. 635
14.3.2.3 RSTP Port Redundancy ....................................................................................... 637
14.3.3 MSTP Operation ........................................................................................................... 637
14.3.3.1 MSTP Regions and Interoperability ...................................................................... 638
14.3.3.2 MSTP Bridge and Port Roles ................................................................................ 639
14.3.3.3 Benefits of MSTP ............................................................................................... 640
14.3.3.4 Implementing MSTP on a Bridged Network .......................................................... 641
14.3.4 Configuring STP Globally ............................................................................................... 641
14.3.5 Configuring STP for Switched Ethernet Ports and Ethernet Trunk Interfaces ....................... 644
14.3.6 Managing Multiple Spanning Tree Instances Globally ...................................................... 645
14.3.6.1 Viewing Statistics for Multiple Spanning Tree Instances ........................................ 645
14.3.6.2 Viewing a List of Multiple Spanning Tree Instances ............................................... 647
14.3.6.3 Adding a Multiple Spanning Tree Instance ........................................................... 647
14.3.6.4 Deleting a Multiple Spanning Tree Instance ......................................................... 648
14.3.7 Managing Multiple Spanning Tree Instances Per-Port ....................................................... 648
14.3.7.1 Viewing Per-Port Multiple Spanning Tree Instance Statistics ................................... 649
14.3.7.2 Viewing a List of Per-Port Multiple Spanning Tree Instances ................................... 650
14.3.7.3 Adding a Port-Specific Multiple Spanning Tree Instance ........................................ 651
14.3.7.4 Deleting a Port-Specific Multiple Spanning Tree Instances ..................................... 652
14.3.8 Viewing the Status of RSTP ........................................................................................... 653
14.3.9 Viewing RSTP Per-Port Statistics ..................................................................................... 655
14.3.10 Clearing Spanning Tree Protocol Statistics .................................................................... 657
14.4 Managing Redundant Network Access (RNA) ............................................................................. 657
14.4.1 Understanding RNA ...................................................................................................... 657
14.4.1.1 Parallel Redundancy Protocol (PRP) ..................................................................... 658
14.4.1.2 Supervision Frames ............................................................................................ 659
14.4.1.3 PRP Requirements .............................................................................................. 659
14.4.2 Configuring RNA .......................................................................................................... 659
14.4.3 Viewing the Proxy Nodes Table ..................................................................................... 660
14.4.4 Viewing the Nodes Table .............................................................................................. 660
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RUGGEDCOM ROX II
CLI User Guide