185
ï‚· TC-BPDU (a message that notifies the device of topology changes) guard
Protocols and standards
ï‚· IEEE 802.1d, Media Access Control (MAC) Bridges
 IEEE 802.1w, Part 3: Media Access Control (MAC) Bridges—Amendment 2: Rapid Reconfiguration
 IEEE 802.1s, Virtual Bridged Local Area Networks—Amendment 3: Multiple Spanning Trees
Configuring MSTP
Configuration task list
Perform the tasks described in Table 74 to configure MSTP.
Table 74 MSTP configuration task list
Task Remarks
Configuring an MST region
Optional
Configure the MST region-related parameters and VLAN-to-MSTI mappings.
By default, the MST region-related parameters adopt the default values, and
all VLANs in an MST region are mapped to MSTI 0.
Configuring MSTP globally
Required
Enable MSTP globally and configure MSTP parameters.
By default, MSTP is enabled globally; and all MSTP parameters have
default values.
Configuring MSTP on a port
Optional
Enable MSTP on a port and configure MSTP parameters.
By default, MSTP is enabled on a port, and all MSTP parameters adopt the
default values.
Displaying MSTP information of
a port
Optional
Display MSTP information of a port in MSTI 0, the MSTI to which the port
belongs, and the path cost and priority of the port.
Configuring an MST region
Select Network > MSTP from the navigation tree to enter the page as shown in Figure 166.