MNS-BB Software User Guide
-VIII-
13.5 Reconfiguring General STP Operation on the Switch...............................................................................72
13.6 Globally Enabling or Disabling STP.........................................................................................................72
13.7 Changing STP Bridge Parameter Values...................................................................................................74
13.8 Changing STP Port Parameter Values.......................................................................................................75
13.9 How STP Operates....................................................................................................................................75
13.10 Web: View and Configure STP Parameters .............................................................................................. 75
14.0 RAPID SPANNING TREE PROTOCOL (RSTP)........................................................................................76
14.1 How Spanning Tree Operates........................................................................................................................ 76
14.3 RSTP Concepts.............................................................................................................................................. 76
14.4 Spanning Tree Options: RSTP (802.1w) and STP (802.1D) .........................................................................77
14.4.1 RSTP (802.1w) ..................................................................................................................................... 77
14.4.2 STP (802.1D)........................................................................................................................................77
14.5 Transitioning from STP to RSTP................................................................................................................... 77
14.6 Configuring Rapid Reconfiguration Spanning Tree (RSTP).........................................................................77
14.6.1 Optimizing the RSTP Configuration..................................................................................................... 77
14.7 CLI.................................................................................................................................................................78
14.7.1 Main Context Commands .....................................................................................................................78
14.7.2 RSTP Context Commands....................................................................................................................78
14.8 Reconfiguring Per-Port Spanning Tree Values..............................................................................................80
14.8.1 Per-Port RSTP Parameters Parameter Default Description...................................................................80
15.0 PORT-BASED VIRTUAL LANS (STATIC VLANS)...................................................................................82
15.1 General Use and Operation............................................................................................................................82
15.2 VLAN Support and the Default VLAN.........................................................................................................82
15.3 General Steps for Using VLANs ...................................................................................................................82
15.4 CLI: Configuring VLAN Parameters.............................................................................................................83
LE2425A(port-vlan)##save....................................................................................................................................83
Saving current configuration... ...............................................................................................................................83
Configuration saved................................................................................................................................................83
15.4.1 Displaying the Switch’s VLAN Configuration.....................................................................................83
15.4.2 Displaying the Configuration for a Particular VLAN...........................................................................84
15.5 Creating a New Static VLAN........................................................................................................................84
15.5.1 Changing the VLAN Context Level. ....................................................................................................84
15.6 Effect of VLANs on Other Switch Features ..................................................................................................85
15.6.1 VLAN Restrictions ...............................................................................................................................85
15.7 Web: Viewing and Configuring VLAN Parameters......................................................................................85
15.7.1 To configure static VLAN port parameters...........................................................................................85
16.0 TAG BASED VLAN ........................................................................................................................................86
16.1 Introduction ................................................................................................................................................... 86
16.2 VLAN Tagging Information..........................................................................................................................87
16.3 Rules of Tag Vlan Operation.........................................................................................................................88
16.3.1 Ingress Rules......................................................................................................................................... 88
16.3.2 Egress Rules..........................................................................................................................................88
16.4 CLI.................................................................................................................................................................89
16.5 New CLI........................................................................................................................................................90
16.6 Web: View and Configure Tag-Vlan Parameters ..........................................................................................91
17.0 GVRP................................................................................................................................................................92
17.1 GVRP (GARP VLAN Registration Protocol)................................................................................................92
17.2 General Operation..........................................................................................................................................93
17.3 Per-Port Options for Handling GVRP “Unknown VLANs”..........................................................................95
17.4 Per-Port Options for Dynamic VLAN Advertising and Joining .................................................................... 95
17.4.1 Enabling a Static VLAN for Dynamic Joins......................................................................................... 95
17.4.2 Parameters for Controlling VLAN Propagation Behavior....................................................................95
17.5 GVRP and VLAN Access Control ................................................................................................................96
17.6 Port-Leave From a Dynamic VLAN..............................................................................................................96
17.7 Planning for GVRP Operation.......................................................................................................................97
17.8 Configuring GVRP On a Switch.................................................................................................................... 97
17.9 Enabling and Disabling GVRP on the Switch...............................................................................................97
17.10 Displaying the Static and Dynamic VLANs Active on the Switch. ..........................................................98
17.11 GVRP Operating Notes............................................................................................................................. 98
17.12 Web: View and Configure GVRP Parameters........................................................................................... 99
18.0 Link-Loss Learn Feature..............................................................................................................................100
18.1 CLI..........................................................................................................................................................100
18.2 Web: View and Configure Link Loss Learn................................................................................................100
19.0 ALARM RELAY SYSTEM ..........................................................................................................................101
19.1 CLI...............................................................................................................................................................101
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