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which MST instance when using Multiple STP?

By default, all VLANs will belong to which MST instance when using Multiple STP?

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A.
MST00

B.
MST01

C.
the last MST instance configured

D.
none

Explanation:

Recall that the whole idea behind MST is the capability to map multiple VLANs to a smaller number of STP instances. Inside a region, the actual MST instances (MSTIs) exist alongside the IST. Cisco supports a maximum of 16 MSTIs in each region. IST always exists as MSTI number 0, leaving MSTI 1 through 15 available for use. By default all VLANs are belonged to MST00 instance.


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