Getting to Know Your NetDefend firewall
Front Panel
The NetDefend firewall includes several status LEDs that enable you to monitor
the appliance's operation.
Figure 3: NetDefend firewall Front Panel
For an explanation of the NetDefend firewall's status LEDs, see the table below.
Table 2: NetDefend firewall Status LEDs
LED
State
PWR/SEC
Off
Flashing quickly (Green)
Flashing slowly (Green)
On (Green)
Flashing (Red)
On (Red)
LINK/ACT Off, 100 Off
LAN 1-4/
WAN/
DMZ/WAN2
LINK/ACT On, 100 Off
10
Explanation
Power off
System boot-up
Establishing Internet connection
Normal operation
Hacker attack blocked
Error
Link is down
10 Mbps link established for the
corresponding port
D-Link NetDefend firewall User Guide