The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the ()
A、Navigation Log Book
B、Engine Room Log Book
C、Oil Record Book
D、Muster List
A、Navigation Log Book
B、Engine Room Log Book
C、Oil Record Book
D、Muster List
A、 an edge port that transitions to the forwarding state B、 a non-edge port that transitions to the blocking state C、 a non-edge port that transitions to the forwarding state D、 an edge port that transitions to the blocking state E、 any port that transitions to the blocking state F、 any port that transitions to the forwarding state
A、The port immediately transitions to the Forwarding state. B、The switch generates a Topology Change Notification (TCN) BPDU. C、The port immediately transitions to the err-disable state. D、The port becomes a normal STP switch port.
A、The port must be put into forwarding state manually after root-inconsistent state has beencorrected B、A Root Guard port receiving superior BPDU goes into a root-inconsistent state C、A Root Guard port receiving inferior BPDU goes into a root-inconsistent state D、While the port is in a root-inconsistent state no user data is sent across that port E、The port returns to a forwarding state if inferior BPDUs stop F、It should be applied to all switch ports
A、category A substances B、crude oil C、certain“oil like”noxious liquid substances D、category B,C and D substances
A、A.a root port being transitioned to the blocking state B、B.a port being assigned as a root port C、C.a port being assigned as an alternate port D、D.a root port being transitioned to the forwarding state