504 Control and Management ACTIVE Light detected within t No light detected within t No LOL within t RECONNECT LOL LOL within t DISCONNECT Light detected LOL = loss of light STOP Figure 8.12 State machine run by each node for the open fiber control protocol in the Fibre Channel standard. 3. Upon entering the STOP state, the node turns off its laser for a period of seconds. It remains in this state until a loss of light condition is detected on the incoming link. If this happens within the seconds, it moves into the