
LED Indicators
LED | Color | Meaning |
Channel 1 | Green, steady | ISDN |
| Green, blinking | Data activity on the ISDN |
| Orange, steady | No call connected, ISDN |
| Orange, blinking | Trying to connect call and establish the ISDN |
| Red, steady | Error establishing the ISDN |
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Channel 2 | Green, steady | ISDN |
| Green, blinking | Data activity on the ISDN |
| Orange, steady | No call connected, ISDN |
| Orange, blinking | Trying to connect call and establish the ISDN |
| Red, steady | Error establishing the ISDN |
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HDSL2 |
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Line Status | Green, steady | Successful connection to the HDSL2/CSU of the data network |
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| switch. |
| Orange, steady | Attempting to establish connection to the HDSL2/CSU on the |
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| data network switch. Corresponds to a HDSL2/CSU Yellow Alarm. |
| Orange, blinking | Testing the line. |
| Red, steady | Error, unable to transmit data to the HDSL2/CSU on the data |
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| network switch. Corresponds to CSU Red, Blue and |
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| alarms. |
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Network | Green, steady | Connection to the data network switch is established. |
| Orange, steady | No connection to the data network switch, HDSL2 port is |
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| disabled, or not configured. |
| Orange, blinking | Attempting to connect to the data network switch. |
| Red, steady | Error connecting to the data network switch. |
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Connection | Green, steady | WAN connection established; no data activity on the port. |
| Green, blinking | Data activity on the port. |
| Orange, steady | No call connected; WAN connection not established. |
| Orange, blinking | Attempting to establish a WAN connection. |
| Red, steady | Error establishing WAN connection. |
All LEDs |
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All LEDs blinking in a sequence | Router is loading firmware. | |
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