Allied Telesis AT-MCF2000, Installation Manual

Page: 69 / 190

AT-MCF2000 Media Converter Series Installation Guide
Section I: Features 69
10/100/1000Base-
T Management
Port LEDs
The 10/100/1000Base-T Management port has a L/A (Link/Activity) LED
and a D/C (Duplex-mode/Collisions) LED.
Figure 30. Link/Activity and Duplex-mode LEDs on the Management Port
The states of the Link/Activity LED are defined in Table 16.
The states of the Duplex-mode/Collisions LED on the Management port
are described in Table 17.
Table 16. Link/Activity LED on the Management Port
State Description
Off The port has not established a link with a network
device.
Steady Green The port has established an 1000 Mbps link with a
network device, but is not forwarding or receiving
network packets.
Flashing Green The port is forwarding or receiving network packets at
1000 Mbps.
Steady Amber The port has established a 10 or 100 Mbps link with a
network device, but is not forwarding or receiving
network packets.
Flashing Amber The port is forwarding or receiving network packets at
10 or 100 Mbps.
Table 17. Duplex-mode/Collisions LED on the Management Port
State Description
Steady Green The port is operating in full-duplex mode.
Steady Amber The port is operating in half-duplex mode.
AT-MCF2000M
STACK MANAGEMENT
TERMINAL
10/100/1000BASE-T RS-232
RESET
SD
RDY BUSY
MASTER
POWER
BOOT RDY FAULT
1000 LINK ACT 10/100 LINK ACT FDX HDX COL LINK ACT
PORT ACTIVITY
1421
SYSTEM
ID
31
0
Link/Activity
LED
Duplex-mode
and Collisions
LED