Chapter 3 Hardware Overview
Table 3 | LEDs (continued) |
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LED |
| COLO | STATUS |
| DESCRIPTION |
| R |
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ALM |
| Red | On |
| There is a hardware failure. |
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| Off |
| The system is functioning normally. |
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S1 |
| Green | On |
| The Switch is connected to other switches in the stack on |
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| Stacking Port 1. |
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| Off |
| The Switch is not connected to other switches in the |
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| stack on Stacking Port 1. |
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S2 |
| Green | On |
| The Switch is connected to other switches in the stack on |
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| Stacking Port 2. |
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| Off |
| The Switch is not connected to other switches in the |
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| stack on Stacking Port 2. |
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System Status | Displays |
| The Switch is starting up. | ||
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| hourglas |
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| s icon |
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| Displays |
| The LED is showing the Stack ID number of the Switch. |
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| Stack ID |
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| number |
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| Green | Blinking |
| The system is transmitting/receiving to/from a 10/1000 | |
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| Mbps Ethernet network. |
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| On |
| The link to a 10/1000 Mbps Ethernet network is up. |
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| Amber | Blinking |
| The system is transmitting/receiving to/from a 100 Mbps |
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| Ethernet network. |
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| On |
| The link to a 100 Mbps Ethernet network is up. |
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| Off |
| The link to an Ethernet network is down. |
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) | |||||
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| Green | On |
| The port has a successful connection. | |
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| Blinking |
| The port is receiving or transmitting data. |
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| Off |
| This link is disconnected. |
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42 |
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