McDATA 4300 User Manual
Page 175

Event Code Tables
A-35
Event Code Tables
Event Code: 516
Message:
Optical digital diagnostics alarm threshold exceeded.
Severity:
Minor.
Explanation:
An optical transceiver digital diagnostics alarm threshold was exceeded. Additional event code 516 events are
recorded if the problem persists.
Action:
Replace the transceiver.
Event Data:
Byte 0 = port number.
Byte 2 = optic type.
Bytes 4 - 7 = elapsed millisecond tick count.
Bytes 8 - 31 = First, second, and third type (and threshold value) of warning threshold exceeded as follows:
01 = TX temperature, 02 = TX supply voltage, 03 = TX bias current, 04 = TX power, 05 = RX power.
Distribution:
Product
Management Server
Host
EFCM Basic
Event Log
System
Error LED
Event Log
Call-Home
Sense Info
Link Incident
Log
✔
✔
✔
Event Code: 523
Message:
FL_Port open request failed.
Severity:
Informational.
Explanation:
When the indicated FL_Port attempted to open a loop device, a port open (OPN) sequence was returned.
Action:
No action required.
Event Data:
Byte 0 = port number.
Byte 1 = arbitrated loop physical address (AL_PA) of the device transmitting the OPN sequence.
Distribution:
Product
Management Server
Host
EFCM Basic
Event Log
System
Error LED
Event Log
Call-Home
Sense Info
Link Incident
Log
✔