Re-S-X6-64G Routing Engine Boot Sequence - Juniper MX240 Hardware Manual

Two USB ports (USB1 and USB2)—Provide a removable media interface through which you can install
Junos OS manually. The Junos OS supports USB versions 3.0, 2.0, and 1.1.
Interface ports—The AUX, CONSOLE, and MGMT 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.
RESET button—Reboots the Routing Engine when pressed.
ONLINE/OFFLINE button—Brings the Routing Engine online or takes it offline when pressed.
NOTE: The ONLINE/OFFLINE button must be pressed for a minimum of 4 seconds for the
power off or power on to occur.
Extractor clips—Control the locking system that secures the Routing Engine.
LEDs—"RE-S-X6-64G Routing Engine LEDs" on page 82
NOTE: For specific information about Routing Engine components (for example, the amount of
DRAM), issue the show vmhost hardware command.

RE-S-X6-64G Routing Engine Boot Sequence

Booting in a RE-S-X6-64G Routing Engine follows this sequence—the USB device, SSD1, SSD2, LAN. SSD1
is the primary boot device. The boot sequence is tried twice for SSD1 and SSD2.
SEE ALSO
Upgrading to the RE-S-X6-64G Routing Engine in a Redundant Host Subsystem | 301
Upgrading to the RE-S-X6-64G Routing Engine in a Nonredundant Host Subsystem | 307
describes the functions of these LEDs.
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