Technical data

BLADEOS 6.3 Command Reference
BMD00186-B, April 2010 Chapter 4: Configuration Commands
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Layer 2 Configuration
The following table describes basic Layer 2 Configuration commands. The following sections
provide more detailed information and commands
.
Table 155 Layer 2 Configuration Commands
Command Syntax and Usage
vlan <VLAN number>
Enter VLAN configuration mode.
Command mode: Global configuration
To view command options, see page 299.
[no] spanning-tree mode disable
When enabled, globally turns Spanning Tree off (selects Spanning-Tree mode “disable”).
All ports are placed into forwarding state. Any BPDU’s received are flooded. BPDU Guard is
not affected by this command.
To enable Spanning-Tree, select another Spanning-Tree mode.
Command mode: Global configuration
[no] spanning-tree pvst-compatibility
Enables or disables VLAN tagging of Spanning Tree BPDUs. The default setting is
enabled.
Command mode: Global configuration
[no] spanning-tree uplinkfast
Enables or disables Fast Uplink Convergence, which provides rapid Spanning Tree
convergence to an upstream switch during failover.
Note: When enabled, this feature increases bridge priorities to 65535 for all STGs (except the
management STG) and path cost by 3000 for all STP ports.
Command mode: Global configuration