Routing Engine Interface Ports; Table 8: States For Routing Engine Leds - Juniper M10i Hardware Manual

M10i Internet Router Hardware Guide
Figure 5: Routing Engine

Table 8: States for Routing Engine LEDs

Label
HDD
MASTER
FAIL
ONLINE

Routing Engine Interface Ports

Each Routing Engine has a set of ports for connecting to one or more external devices
on which system administrators can issue JUNOS command-line interface (CLI)
commands to manage the router (see
The ports with the indicated label in each set function as follows:
16
Routing Engine
Color State Description
Green Blinking There is read/write activity on the PC card.
Blue On steadily Routing Engine is functioning as master.
Red On steadily Routing Engine is not operational.
Green On steadily Routing Engine is running normally.
— Connects the Routing Engine to a laptop, modem, or other
AUX/MODEM
auxiliary device through an RS-232 (EIA-232) serial cable.
—Connects the Routing Engine through an Ethernet connection to a
MGMT
management LAN (or any other device that plugs into an Ethernet connection)
for out-of-band management. The port uses an autosensing RJ-45 connector to
support both 10- and 100-Mbps connections.
To the left of each MGMT
a link has been established over the Ethernet connection. To the right of each
port is an activity indicator, which flashes when data is being transferred.
MGMT
—Connects the Routing Engine to a system console through an RS-232
CONSOLE
(EIA-232) serial cable.
).
Figure 5
port is a link status indicator, which lights to show that