What is the default spanning-tree mode of an NNI port on a Cisco ME3400 switch?

What is the default spanning-tree mode of an NNI port on a Cisco ME3400 switch?

What is the default spanning-tree mode of an NNI port on a Cisco ME3400 switch?

A.
multiple spanning tree (mst)

B.
per-vlan rapid spanning tree (rapid-pvst)

C.
per-vlan spanning tree (pvst)

D.
IEEE 802.1D (stp)



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