Brocade Communications Systems Brocate Ethernet Access Switch 6910 User Manual

Page 407

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Brocade 6910 Ethernet Access Switch Configuration Guide

357

53-1002581-01

Spanning Tree Commands

18

Use the show spanning-tree mst instance-id command to display the spanning tree
configuration for an instance within the Multiple Spanning Tree (MST), including global settings
and settings for all interfaces.

For a description of the items displayed under “Spanning-tree information,” see

“Configuring

Global Settings for STA”

on page 763. For a description of the items displayed for specific

interfaces, see

“Displaying Interface Settings for STA”

on page 771.

Example

Console#show spanning-tree

Spanning Tree Information

---------------------------------------------------------------

Spanning Tree Mode : MSTP

Spanning Tree Enabled/Disabled : Enabled

Instance : 0

VLANs Configured : 1-4093

Priority : 32768

Bridge Hello Time (sec.) : 2

Bridge Max. Age (sec.) : 20

Bridge Forward Delay (sec.) : 15

Root Hello Time (sec.) : 2

Root Max. Age (sec.) : 20

Root Forward Delay (sec.) : 15

Max. Hops : 20

Remaining Hops : 20

Designated Root : 32768.0.0001ECF8D8C6

Current Root Port : 21

Current Root Cost : 100000

Number of Topology Changes : 5

Last Topology Change Time (sec.): 11409

Transmission Limit : 3

Path Cost Method : Long

Flooding Behavior : To VLAN

Cisco Prestandard : Disabled

---------------------------------------------------------------

Eth 1/ 1 Information

---------------------------------------------------------------

Admin Status : Enabled

Role : Disabled

State : Discarding

External Admin Path Cost : 0

Internal Admin Path Cost : 0

External Oper Path Cost : 100000

Internal Oper Path Cost : 100000

Priority : 128

Designated Cost : 100000

Designated Port : 128.1

Designated Root : 32768.0.0001ECF8D8C6

Designated Bridge : 32768.0.123412341234

Forward Transitions : 4

Admin Edge Port : Disabled

Oper Edge Port : Disabled

Admin Link Type : Auto

Oper Link Type : Point-to-point

Flooding Behavior : Enabled

Spanning-Tree Status : Enabled

Loopback Detection Status : Enabled

Loopback Detection Release Mode : Auto

Loopback Detection Trap : Disabled

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