Dell Brocade 6520 Brocade 6520 Hardware Referencce Manual - Page 31

LED activity interpretation 3 TABLE 7 LED name Port side LED patterns during normal operation (Continued) LED color Status of hardware Recommended action Ethernet No light Speed (green) Steady green Ethernet Activity/Link (green) Optical media port status (one bi-color LED for each FC port) No light Steady green Blinking green Off Steady amber Port speed is 10 Mbps. No action required. Port speed is 100 or 1000 Mbps. No action required. There is no link. Verify that the Ethernet cable is connected correctly. There is a link. No action required. There is link activity (traffic). No action required. There is no light or signal carrier Verify that the transceiver is installed (module or cable). correctly and that the cable is connected correctly. The port is receiving light or carrier, but is not online. No action required. Slow blinking amber The port is disabled (by (2 sec) diagnostics or by portDisable command). Fast blinking amber The port has failed. (1/2 sec) Steady green Slow blinking green (2 sec) Fast blinking green (1/2 sec) Flickering green The port is online. The port is online but is segmented (loopback cable or incompatible switch). There is an internal loopback (diagnostic). The port is online and frames are flowing through the port. Verify that the diagnostic tests are not being run. Re-enable the port using the portEnable command. Check the management interface and the error log for details on the cause of the failure. Contact Technical Support if necessary. No action required. Check the firmware level of the attached switch. No action required. No action required. Brocade 6520 Hardware Reference Manual 19 53-1002705-01