IBM Flex System FC3171 Installation And User Manual page 34

Table 7. Switch LED activities and diagnostic flash patterns (Continued)
LED name
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IBM Flex System FC3171 8 Gb SAN Switch and Pass-thru Installation and User's Guide
LED activity/diagnostic flash pattern
External port This LED operates as follows:
Activity (TX/RX)
• The LED is off when the corresponding external port is not
• The LED is lit during the LED test.
• The LED flashes when external port activity performs a nor-
External port fault (!) This LED operates as follows:
• The LED is off when external port diagnostics starts and is
• The LED is lit when external port diagnostics discover an
Ethernet port activity This LED operates as follows:
• The LED is off when no data is being transmitted or received
• The LED is lit when data is being transmitted or received
Ethernet port link sta- This LED operates as follows:
tus
• The LED is off when there is no Ethernet connection.
• The LED is lit when an Ethernet connection is established.
logged in or when the port is logged in and there is no exter-
nal port activity.
mal send or receive operation.
completed without error.
external port error.
across the Ethernet connection.
across the Ethernet connection.