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STP
STP
STP Summary
Procedure
Enable STP globally.
to access the STP Summary page.
Set Global STP status to ON to enable STP globally.
The STP Global Setting and Interface Status parameters are available only when the
STP is enabled globally.
Configure the global STP function.
Choose to access the STP Summary page, as shown in Figure 5-81 .
Figure 5-81 STP configuration
Table 5-44 describes
the parameters on the STP Summary page.
Table 5-44 Description of parameters on the STP Summary page
Parameter
Description
STP working mode
Working mode of STP:
MSTP: The switch sends MSTP BPDUs.
RSTP: The switch sends RSTP BPDUs.
STP: The switch sends STP BPDUs.
VBST: The switch sends VBST BPDUs.
Path cost calculation standard
Method of calculating the path cost:
Dot1d-1998: The IEEE 802.1d-1998 standard method is used to calculate
the path cost.
Dot1t: The IEEE 802.1t standard method is used to calculate the
path cost.
Legacy: Huawei's method is used to calculate the path cost.
BPDU protection
Whether BPDU protection is enabled:
ON: BPDU protection is enabled.
OFF: BPDU protection is disabled.
Set parameters and click Apply .
Configure the port status.
Choose to access the STP Summary page, as shown in Figure 5-81 .
Enter the instance ID in the Instance text box.
Select a port to be configured.
Perform either of the following operations.
Click the port icon to select one or more ports.
Drag the mouse to select consecutive ports in a batch.
Select the device panel to select all ports.
Click Enable STP , Disable STP , Enable Edge Port ,
or Disable Edge Port to configure selected
ports.
MST Region Configuration
Context
This function is supported only when STP working mode is set to MSTP .
Procedure
Configure an MST region. Choose to access the MST Region Configuration page, as shown in Figure 5-82 .
Figure 5-82 MST Region Configuration page
Table 5-45 describes the parameters on the MST Region Configuration page.
Table 5-45 Description of parameters on the MSTP Region Configuration pageParameter
Description
Name
Enter the name of an MST region.
Revision level
Enter the MSTP revision level.
The MST region name, VLAN mapping table, and MSTP revision level identify the MST region that the switch belongs to.
Set parameters and click Apply .
Create an MSTI list. Choose to access the MST Region Configuration page, as shown in Figure 5-82 . Click Create to access the Create MSTI page, as shown in Figure 5-83 .
Figure 5-83 Create MSTI page
Table 5-46 describes the parameters on the Create MSTI page.
Table 5-46 Description of parameters on the Create MSTI pageParameter
Description
MSTI ID
Enter the ID of the MSTI.
Mapped VLAN
Enter the range of VLAN IDs mapping to a specified MSTI.
MSTI priority
Select the priority of the device in the specified MSTI.
Set parameters and click OK .
Delete an MSTI. Choose to access the MST Region Configuration page. Select an MSTI to be deleted and click Delete . In the dialog box that is displayed, click OK .
Refresh an MSTI list. Choose to access the MST Region Configuration page. Click Refresh to refresh the MSTI list.
VBST Configuration
Context
This function is supported only when STP working mode is set to VBST .
Procedure
Enable VLAN-based Spanning Tree (VBST) in a VLAN. Choose to display the VBST Configuration page. Click Enable to display the Enable VBST in VLANs page, as shown in Figure 5-84 .
Figure 5-84 Enabling VBST in a VLAN
Table 5-47 describes the parameters on the page.
Table 5-47 Parameters for enabling VBST in a VLANParameter
Description
VLAN
Indicates the ID of the VLAN in which VBST needs to be enabled.
Set the parameters, and click OK .
Change the VLAN priority. Choose to display the VBST Configuration page. In the VBST list, click the ID of the VLAN whose priority needs to be changed. The Modify VLAN priority page is displayed, as shown in Figure 5-85 .
Figure 5-85 Changing VLAN priority
Table 5-48 describes the parameters on the page.
Table 5-48 Parameters for changing VLAN priorityParameter
Description
VLAN
Indicates the ID of the VLAN whose priority needs to be changed. The value cannot be modified.
VLAN priority
Indicates the priority of the VLAN. A smaller value indicates a higher priority.
Set the parameters, and click OK .
Disable VBST in VLANs. Choose to display the VBST Configuration page. Select the VLANs for which VBST needs to be disabled, and click Disable . In the dialog box that is displayed, click OK .
Update the VBST list. Choose to display the VBST Configuration page. Click Refresh to update the VBST list.
Multi-instance
Procedure
Check global information about CIST. Choose to access the Multi-instance page, as shown in Figure 5-86 .
Figure 5-86 Multi-instance page
Click Refresh above Current root bridge to refresh CIST information.
Check the current root bridge. Choose to access the Multi-instance page. Click Refresh under Current root bridge to refresh information about the current root bridge.
Enter the MSTI ID next to MSTI ID and click to query MSTI information.
Updated: 2022-05-20
Document ID: EDOC1100127213
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