QUESTION 1Which 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# showinterface ge-1/0/1 {  bpdu-block;}B.    [edit protocols layer2-control]user@switch# showinterface ge-1/0/1 {  bpdu-time-out-action {    block;    alarm;  }}C.    [edit protocols layer2-control]user@switch# showbpdu-block {  interface ge-1/0/1;}D.    [edit protocols rstp]interface ge-1/0/1{  no-root-port;} Answer: D QUESTION 2Click the Exhibit button. You […]