The UTM-1 Edge X Series and UTM-1 Edge W Series
Chapter 1: Introduction 33
LED State Explanation
On (Green) Normal operation
On (Red) Error
Flashing (Orange) Software update in progress
LAN 1-4/
WAN/
DMZ/WAN2
LINK/ACT Off, 100 Off
Link is down
LINK/ACT On, 100 Off
10 Mbps link established for the
corresponding port
LINK/ACT On, 100 On
100 Mbps link established for the
corresponding port
LNK/ACT Flashing
Data is being transmitted/received
VPN Off No VPN activity
Flashing (Green) VPN activity
On (Green) VPN tunnels established, no activity
Serial Off No Serial port activity
Flashing (Green) Serial port activity
USB Off No USB port activity
Flashing (Green) USB port activity
WLAN Off No WLAN activity
Flashing (Green) WLAN activity