Re-S-X6-128G Routing Engine Boot Sequence; Mx240 Routing Engine Leds; Table 23: Routing Engine Leds - Juniper MX240 Hardware Manual

Table 22: RE-S-X6-128G Routing Engine LEDs (continued)
Label Color
Green
DISK1
-
DISK2 Green
-
Green
OK/FAIL
Yellow
MASTER Blue
See Also

MX240 Routing Engine LEDs

See Also
Copyright © 2019, Juniper Networks, Inc.
State
Blinking
Off
Blinking
Off
On steadily
On steadily
On steadily

RE-S-X6-128G Routing Engine Boot Sequence

Booting in a RE-S-X6-128G 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.
Supported Routing Engines by Router on page 78
Routing Engine Specifications on page 71
Each Routing Engine has four LEDs that indicate its status. The LEDs, labeled
, , and , are located directly on the faceplate of the Routing Engine.
HDD ONLINE FAIL
Table 23 on page 69 describes the functions of the Routing Engine LEDs.

Table 23: Routing Engine LEDs

Label Color
Blue
MASTER
Green
HDD
Green
ONLINE
FAIL Red
Replacing an MX240 Routing Engine on page 230
Description
Indicates presence of disk activity.
There is no disk activity.
Indicates presence of disk activity.
There is no disk activity.
Routing Engine is powering up.
Routing Engine is not powering up, which indicates failure.
This Routing Engine is the Master Routing Engine.
State Description
On steadily Routing Engine is the master.
Blinking Indicates activity on the hard disk drive.
Blinking Routing Engine is transitioning online.
On steadily Routing Engine is functioning normally.
On steadily Routing Engine has failed.
Chapter 1: Overview
,
MASTER
69