Table
Table 3-5. Interpreting the 10BASE-FB Module LEDs
LED Name | Color | State | Indicates |
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Activity | yellow | Off | No packets are received on the |
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| fiber segment. |
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|
(Ports |
| On | Constant activity on the fiber |
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| segment. |
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| Blinking | Module receives packets from |
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| segment to which it is attached. |
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Status | green | Off | Port disabled. |
(Ports |
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| On | Port enabled or in standby and link | |
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| ||
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| integrity is OK. |
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| 1 blink | No light detected. |
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| 2 blinks | Jabber. |
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| 3 blinks | Partition. |
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| 4 blinks | Remote fault. |
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| 5 blinks | Invalid data received. |
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| 6 blinks | Low light received (you can disable |
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| it using Low Light switch setting). |
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|
Redundancy | green | Off | Redundancy is disabled; ports are |
(Ports |
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| independent of each other. |
(Ports |
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| On | Redundancy is enabled between | |
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| ||
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| ports 1 & 2 and 3 & 4. |
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| Blinking | Switchover has taken place or there |
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| has been a link failure. |
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Installing and Operating the Module 3 - 21