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單項(xiàng)選擇題
Refer to the exhibit. In the diagram, the switches are running IEEE 802.1s MST. Which ports are in the MST blocking state?（）
A.GE-1/2 and GE 2/1
B.GE-1/1 and GE-2/2
C.GE-3/2 and GE 4/1
D.no ports are in the blocking state
E.There is not enough information to determine which ports are in the blocking state
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問答題
【簡答題】ipv6 Solicited-Node Multicast Address有什么作用，2個(gè)作用只要說出一個(gè)？
答案：
Solicited-Node Multicast Address：
（1） Re...
（1） Re...
