HP 480 manual Interpreting Front-Panel LEDs, 2. Example of Router Front, Features

Router Operation

Interpreting Front-Panel LEDs

Interpreting Front-Panel LEDs

Fault

Activity

~Line On

Figure 2-2. Example of Router Front

~Line On (green): Continually lit if the router is receiving power.

Activity (green): Blinks for each packet received or transmitted. The frequency shows the amount of traffic. In heavy traffic, it may appear to be lit all of the time. (In the HP Router TFR, the Activity LED is continually lit while the router is inserted in a ring.)

Fault (amber): Lights if a failure occurrs on the network or router. (See the next section about the back of the router for more specific information.) Fault lights while the Reset button is pressed. (Refer to the next section for more information).

Features 2

2-5