Siemens 5881 - Manual (Page 7)

SIEMENS 1
Chapter 1
Product Specifications
Front Panel
The following table explains the LEDs that appear on the Front Panel
of the Siemens 5881 router.
Light Color Indications
PWR Green (steady)
Off
Yellow (steady)
Yellow (blinking)
Green: (2 sec. blink) Power is ON
Power is OFF
Running Power On Self Test
Self Test failure
Normal operation (heartbeat)
TEST Yellow (steady)
Yellow (blinking)
Green: (2 sec. blink)
Off Running Power On Self Test
Self Test failure
Normal operation (heartbeat)
Router is shut down
U-TX Green
Green (blinking)
Yellow (blinking)
Off Ethernet link detected
Traffic on Untrusted interface
Traffic on DMZ port
No current transmit traffic on Untrusted interface
U-RX Green
Green (blinking)
Yellow (blinking)
Off Ethernet link detected
Receiving data on Untrusted interface
Receiving data on DMZ port
No current recieve traffic on Untrusted interface
T-TX Green
Green (blinking)
Off Ethernet link detected
Transmitting data on Trusted interface
No current transmit traffic on Trusted interface
T-RX Green
Green (blinking)
Off Ethernet link detected
Receiving data on Trusted interface
No current recieve traffic on Trusted interface