Hardware Overview
LEDs
Table 4. SSR-FDDI-02 LED Indicators
LED | Condition |
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| Status | ||
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Rx | Off |
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| No activity | |
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| Flashing Yellow |
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| Activity | ||
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| Red |
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| Diagnostic failure | |
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Tx | Off |
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| No activity | |
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| Flashing Green |
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| Activity | ||
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| Blinking Yellow |
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| Port on standby | ||
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| Red |
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| Diagnostic failure | |
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Primary/Secondary | A | B | P | S |
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Port LEDs |
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Yellow | Yellow | Off | Off | Port enabled, not active | ||
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(A, B, P, S) | Off | Off | Off | Off | Ports disabled | |
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| Green | Green | Off | Off | Ports enabled | |
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| Green | Green | Green | Off | THRU A | |
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| Green | Green | Off | Green | THRU B | |
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| Green | Off | Green | Yellow | WRAP A | |
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| Off | Green | Green | Yellow | WRAP B | |
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| Green | Green | Green | Yellow | WRAP AB | |
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| Green | Off | Green | Off | WRAP S (in S mode) | |
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| Green | Green | Off | Off | BYPASS Board | |
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| Green | Green | Red | Red | TWISTED | |
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| Red | Red | Red | Red | Diagnostic failure | |
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Enterasys | 27 |