Extreme 3802 Hardware Manual

Extreme Networks Consolidated Hardware Guide

177

1 The Diag LED is on the WM-4T1i module only.
2 The slowly blinking LEDs cycle once per second. 
3 The rapidly blinking LEDs cycle twice a second.

Installing I/O Modules

You can insert I/O modules at any time, without causing disruption of network services. 

You need the following tools and equipment to install an I/O module:

ESD-preventive wrist strap

Port 

(all except 
FM-24MFi and 
FM-24SFi)

Green

Flashing green

Amber

Off

Link up

Disabled

Packet activity

Link down

Port 

(FM-24MFi 
and FM-24SFi 
only)

Green

Flashing green

Off

Link up

Packet activity

Link down

Table 52: Alpine Access I/O module LEDs (silver stripe)

Status

Off

Amber 

Green 

No power

Module seated in chassis

Module powered up

Diag

1

Green blinking

Off

Power-on Self Test (POST) is running

Normal operation

WAN port 
(1-4)T1/E1
(1)T3

Amber

Amber rapidly blinking

1

Amber slowly blinking

2

Green

Alternating green and 
amber

Green rapidly blinking

2

Green slowly blinking

3

Near-end fault has been detected (for example, no 
cable)

Far-end fault has been detected

Physical link is present, but no higher-layer link 
(port is misconfigured or disabled)

Physical link is present, higher-layer link is 
established, but no traffic is present

Physical link is present, higher-layer link is 
established, and traffic is present

Loopback testing mode is in progress

Port is active, but disabled

10/100 port
(5,6)T1/E1
(2,3)T3

Off

Green

Alternating green and 
amber

No link is present

Link is present

Traffic is present

Table 51: Alpine I/O module LEDs (green stripe) (continued)