Watchguard Firebox X1250E Hardware Manual page 26

Expansion
The photograph below shows a close-up of the right side of
the Firebox. (Note: Firebox X Core model X550e and Firebox X
Peak model X8500e-F are slightly different, as described on
page 9.)
From the left, the indicators and connections are:
LED
- When the interface operates at 10 Mbit, the top LED
- When the interface operates at 100 Mbit, the middle
- When the interface operates at 1000 Mbit, the
- If you have a Firebox X Peak e-Series device with the
8
A green LED shows an upgrade module is installed in
the expansion slot in the rear of the unit (described in
"Rear view" on page 9). This is always off unless an
upgrade is installed.
The sets of LEDs are labeled 0, 1, 2, 3, and so on. They
correspond to the interface ports to their right.
The LEDs show the link and connection speed of the
interface.
is green.
LED is green.
bottom LED is green.
Fiber interface enabled, the behavior of the LED
lights is different. The LED labeled 10|LNK shows link
status for the Fiber interface; the 100|TX LED shows
transmission activity; and the 1000|RX LED shows
activity related to received packets.
Hardware Guide