Spanning Tree Algorithm Configuration 3

Displaying Interface Settings for MSTP

The MSTP Port Information and MSTP Trunk Information pages display the current status of ports and trunks in the selected MST instance.

Field Attributes

MST Instance ID – Instance identifier to configure. (Range: 0-4094; Default: 0)

The other attributes are described under “Displaying Interface Settings,” page 3-120.

Web – Click Spanning Tree, MSTP, Port Information or Trunk Information. Select the required MST instance to display the current spanning tree values.

Figure 3-72 MSTP Port Information

CLI – This displays STA settings for instance 0, followed by settings for each port. The settings for instance 0 are global settings that apply to the IST (page 3-113),the settings for other instances only apply to the local spanning tree.

Console#show spanning-tree mst 0

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Spanning-tree information

 

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Spanning tree mode:

MSTP

Spanning tree enabled/disabled:

enabled

Instance:

0

VLANs configuration:

2-4094

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:

32768.0.0000E8AAAA00

Current root port:

1

Current root cost:

10000

Number of topology changes:

12

Last topology changes time (sec.):303

Transmission limit:

3

Path Cost Method:

long

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