Juniper MX480 Hardware Manual page 71

Interface ports—The AUX, CONSOLE, and ETHERNET provide access to management devices. Each
Routing Engine has one 10/100/1000-Mbps Ethernet port for connecting to a management network,
and two asynchronous serial ports—one for connecting to a console and one for connecting to a modem
or other auxiliary device.
EEPROM—Stores the serial number of the Routing Engine.
RESET button—Reboots the Routing Engine when pressed.
ONLINE/OFFLINE button—Takes the Routing Engine online or offline when pressed.
Extractor clips—Used for inserting and extracting the Routing Engine.
Captive screws—Secure the Routing Engine in place.
NOTE: For specific information about Routing Engine components (for example, the amount of
DRAM), issue the show chassis routing-engine command.
RE-S-1800 Routing Engine LEDs
Each Routing Engine has four LEDs that indicate its status. The LEDs, labeled MASTER, STORAGE, ONLINE,
and OK/FAIL, are located directly on the faceplate of the Routing Engine.
the functions of the Routing Engine LEDs.
Table 25: Routing Engine LEDs
Label Color
MASTER Blue
STORAGE Green
ONLINE Green
OK/FAIL Red
State Description
On Routing Engine is the Master.
steadily
Blinking Indicates activity on the SSD or Compact Flash.
Blinking Routing Engine is transitioning online.
On Routing Engine is functioning normally.
steadily
On Routing Engine has failed.
steadily
Table 25 on page 72 describes
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