Allied Telesis AT-MCF2000M - Manual (Page 36)

Chapter 1: Overview
36
The states of the Duplex-mode/Collisions LED on the
Management port are described in Table 5.
Stack Port
LED
The L/A (Link/Activity) LED on the Stack port is shown in
Figure 10.
Figure 10. Link/Activity LED on the Stack Port
The states of the Link/Activity LED are defined in Table 6.
Table 5. 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.
Flashing
Amber The port is operating in half-duplex mode
with collisions.
Table 6. Link/Activity LED on the Management Port
State Description
Off The chassis is not part of a stack or the
port has not established a link with the
Stack port in the next chassis.
Steady
Green The port has established a link with the
Stack port in the next chassis in the stack.
AT-MCF2000M
STACK MANAGEMENT
TERMINAL
10/100/1000BASE-T RS-232
1000 LINK LINK ACT
1199b
Link/Activity LED