JN0-643 Exam Dumps
10 07 2014
QUESTION 1 Which command prevents Layer 2 loops if the switch stops receiving spanning-tree keepalives on port ge-1/0/1? A. [edit protocols rstp] user@switch# show interface ge-1/0/1 { bpdu-block; } B. [edit protocols layer2-control] user@switch# show interface ge-1/0/1 { bpdu-time-out-action { block; alarm; } } C. [edit protocols layer2-control] user@switch# show […]
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