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z Set the Root Type field to Primary.
z Click Apply.
3) Configure Switch C.
# Configure an MST region. (The procedure here is the same as that of configuring an MST region on
Switch A.)
# Configure MSTP globally.
z Select Network > MSTP from the navigation tree, and then click Global to enter the page for
configuring MSTP globally. See
Figure 1-14.
z Select Enable in the Enable STP Globally drop-down list.
z Select MSTP in the Mode drop-down list.
z Select the check box before Instance.
z Set the Instance ID field to 3.
z Set the Root Type field to Primary.
z Click Apply.
4) Configure Switch D.
# Configure an MST region. (The procedure here is the same as that of configuring an MST region on
Switch A.)
# Configure MSTP globally.
z Select Network > MSTP from the navigation tree, and then click Global to enter the page for
configuring MSTP globally, as shown in
Figure 1-15.