DM4270 – Installation Guide
Hardware DESCRIPTION
204.4331.03 - October/2019
20
Figure 13 – 40GE and 100GE port LEDs
Indicator
Color
Status
Type of Port
Description
LINK/ACT/
SPEED
GREEN
On
40/100GE
Link
Up
(active
port)
operating in 100GBase-X
mode.
40GE
Link
Up
(active
port)
operating
in
40GBase-X
mode.
YELLOW
On
40/100GE
Link Up
(active port)
operating at a rate lower
than 100GE.
40GE
Link Up
(active port)
operating at a rate lower
than 40GE.
GREEN or
YELLOW
Blinking
40/100GE and
40GE
Data
sending
and/or
receiving activity
-
Off
40/100GE and
40GE
Link Down
(inactive port)
Table 9 - 40GE and 100GE Interface LED indicators
3.10
A
LARM INPUT AND OUTPUT
The DM4270 has two alarm inputs and one alarm output in an RJ45 connector. Alarm 1
and 2 inputs are isolated via optocoupler. External alarm detection occurs when the