Q-Logic SANBOX2-8C Manuel D’Utilisation

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2 – General Description
Fibre Channel Ports
2-4
59042-00 A
2.1.4
Heartbeat LED (Yellow)
The Heartbeat LED indicates the status of the internal switch processor and the 
results of the Power On Self Test (POST). Following a normal power-up, the 
Heartbeat LED blinks about once per second to indicate that the switch passed 
the POST and that the internal switch processor is running. In force PROM mode, 
the Heartbeat LED illuminates continuously. Refer to 
 for more information about Heartbeat LED blink patterns.
2.1.5
Input Power LED (Green)
The Input Power LED indicates the voltage status at the switch logic circuitry. This 
LED illuminates when the switch logic circuitry is receiving the proper DC 
voltages.
2.2
Fibre Channel Ports
Each SANbox2-8c switch has 8 Fibre Channel ports numbered 0–7 as shown in 
. Each of these ports is served by a Small Form-Factor Pluggable (SFP) 
optical transceiver. The ports self discover the proper mode when connected to 
public devices and other switches. You can also configure any port to support a 
loop of private devices.
Each port has its own Logged-In LED and Activity LED as shown in 
The Logged-In LED indicates whether the port and its connected device are 
logged into the fabric. The Activity LED indicates the frequency at which frames 
are entering or leaving the port.
Figure 2-3.  Fibre Channel Ports
Fibre Channel 
Port
Logged-In 
LED (Green)
Activity LED 
(Green)