edge switch 2/24 service manual
2–69
Diagnostics
13
A Fibre Channel port failed an internal or external loopback test.
a. Reset each port that failed the loopback test.
1. At the Hardware View, right-click the port. A pop-up menu appears.
2. Select Reset Port. A Reset Port n message box displays, where n is the port
number.
3. Click OK. The port resets.
b. Perform an external loopback test for all ports that were reset.
Did resetting ports solve the problem?
NO
YES
↓
The switch appears operational. Exit MAP.
14
A switch port is unblocked and receiving the offline sequence (OLS) or not operational
sequence (NOS) from an attached device.
Inform the customer that the attached device failed or is set offline. Exit MAP.
15
Beaconing is enabled for the port.
a. Consult the customer and next level of support to determine the reason port
beaconing is enabled.
b. Disable port beaconing.
1. At the Hardware View, right-click the port graphic. A pop-up menu appears.
2. Click the Enable Beaconing option. The check mark disappears from the box
adjacent to the option, and port beaconing is disabled.
Was port beaconing enabled because port failure or degradation was suspected?
YES
NO
↓
The switch appears operational. Exit MAP.
Go to
step 1
.
