8-3 Instance View
The section providing an MST instance table which include information(VLAN membership of a
MSTI ) of all spanning instances provisioned in the particular MST region which the bridge
belongs to. Through this table, additional MSTP configuration data can be applied and MSTP
status can be retrieved.
Web Interface
To configure the MSTP Instance in the web interface:
1. Click Spanning Tree and Instance View.
2. Click the Add Vlan button.
3. Specify the Instance and Port.
4. Click Instance Status and Port Status to see the detail.
5. To cancel the settings click the Delete button.
Figure 8-3: MSTP Instance Config
Parameter descriptions:
Instance ID: Every spanning tree instance need to have a unique instance ID within 0~4095. Instance 0
(CIST) always exists and cannot be deleted. Additional spanning instances (MSTIs) can be added or
deleted. At least one VLAN must be provisioned for an MSTI to declare the need for the MSTI to exist.
Corresponding Vlans: 0-4095. Multiple VLANs can belong to an MSTI. All VLANs that are not
provisioned through this will be automatically assigned to Instance 0 (CIST).
Buttons
Add Vlan: To add an MSTI and provide its VLAN members or modify VLAN members for a specific
MSTI, you can add up to 63 to a total of 64.
Delete: To delete an MSTI.
Instance Config: To provision spanning tree performance parameters per instance.
Port Config: To provision spanning tree performance parameters per instance per port.
Instance Status: To show the status report of a particular spanning tree instance.
Port Status: To show the status report of all ports regarding a specific spanning tree instance.
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