Allied Telesis AT-CM20x Series, Справочное руководство

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Converteon Media Converter Line Cards Reference Guide
39
Twisted Pair Port
LEDs
Table 6 lists the twisted pair port LEDs, except for AT-CM70S line card.
For LEDs on the AT-CM70S line card, refer to Table 7.
Table 7 lists the twisted pair port LEDs on the AT-CM70S line card.
Table 6. Line Card Twisted Pair Port LEDs
LED State Description
LK Green Link established on the port.
OFF No link established on the port.
AT Blinking
Green TX/RX activity detected on the port.
OFF No activity detected on the port.
FD
1
1. This LED does not display on the AT-CV Series line cards.
Green The TX port is operating in full-duplex
mode.
OFF The TX port is operating in half-duplex
mode.
100M
2
2. These LEDs only display on the AT-CM2K0S line card.
Green The port is operating at 100 Mbps.
OFF
3
3. When both 100M and 1000M LEDs are off, the port is operating at 10 Mbps.
The TX port is operating at 10 Mbps.
1000M
2 Green The TX port is operating at 1 Gigabit.
OFF
3
The TX port is operating at 10 Mbps.
Table 7. AT-CM70S - Twisted Pair Port LEDs
LED State Description
L/A Green The TX port has established a valid link.
Blinking
Green The TX port has detected TX/RX activity.
FD Green The TX port is operating in full-duplex
mode.
OFF The TX port is operating in half-duplex
mode (intermittently ON when there is
collision).