Avaya P112T ユーザーズマニュアル
Table 2
P112T Stackable Switch front panel LED indicators
LED Indicator
Status
Meaning
PWR Power
OFF
ON
Blink
ON
Blink
Mains power not connected
Mains power connected
Working on back-up power supply
Mains power connected
Working on back-up power supply
NMA Agent
OFF
ON
ON
No agent in switch
Switch contains an active agent
Switch contains an active agent
RED NMA
Reserved for future use.
Port LEDs
1 to 24
Each LED can display Link, Collision, Full Duplex, Transmit,
and Receive states, depending on what has been selected
using the Select buttons.
and Receive states, depending on what has been selected
using the Select buttons.
Function LEDs
LINK Link
Status
OFF
ON
Blink once
Blink twice
ON
Blink once
Blink twice
Port Disabled
Port is enabled and link is OK
Link Test Fail.
Partition.
Port is enabled and link is OK
Link Test Fail.
Partition.
COL Collision
OFF
ON
ON
No Collision
Collision occurred on line
Collision occurred on line
FDX Half/Full
Duplex
Duplex
OFF
ON
ON
Half duplex – regular 10BASE-T Ethernet is
connected to this port.
10BASE-T Full Duplex device is connected to
this port, which means a throughput of
20 Mbps. In full duplex operation, no
repeaters are allowed in the path.
connected to this port.
10BASE-T Full Duplex device is connected to
this port, which means a throughput of
20 Mbps. In full duplex operation, no
repeaters are allowed in the path.
TX
Transmit to line
OFF
ON
ON
No activity
Data transmitted
Data transmitted
RX
Receive from line
OFF
ON
ON
No activity
Data Received
Data Received
© 2003 Avaya Inc. All rights reserved.
All trademarks identified by the ® or TM are registered trademarks or trademarks, respectively, of Avaya Inc. All other
trademarks are the property of their respective owners.
Document number: 130001 Rev. A
All trademarks identified by the ® or TM are registered trademarks or trademarks, respectively, of Avaya Inc. All other
trademarks are the property of their respective owners.
Document number: 130001 Rev. A