Routing Engine Leds - Juniper MX204 Hardware Manual

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MX204 Routing Engine LEDs
Copyright © 2018, Juniper Networks, Inc.
100-Mbps, or 1000-Mbps connections. Two small LEDs on the port indicate the
connection in use: the LED flashes yellow or green for a 10-Mbps, 100-Mbps, or
1000-Mbps connection, and the LED is lit green when traffic is passing through the
port.
—Building-integrated timing supply (BITS) external clocking interface for
BITS
connecting to external clocking devices.
—Time-of-day (TOD) port on the front panel of the router that enables you to
ToD
connect external timing signal sources.
NOTE: This port is reserved for future use.
(one input and one output)—The 10-MHz timing connectors on the front panel
10MHZ
of the router that connect to external clock signal sources. The clocking ports provide
the synchronized output clocks from any one of the reference clock inputs based on
the clock's priority.
(one input and one output)—1-pulse-per-second (PPS) connectors on the front
PPS
panel of the router that connect to external clock signal sources. The clocking ports
provide the synchronized output clocks from any one of the reference clock inputs
based on the clock's priority.
USB—Provides a removable media interface through which you can install Junos OS
manually. Junos OS supports USB version 1.0 and later.
RJ-45 Connector Pinouts for MX Series CB-RE or RCB Auxillary and Console Ports on
page 55
RJ-45 Connector Pinouts for an MX Series CB-RE or RCB Management Port on page 56
MX204 Chassis Description on page 5
The Routing Engine is built-in on the MX204 and is attached to the baseboard and cannot
be replaced. The status of the Routing Engine is displayed by the
LEDs on the front panel of the MX204 chassis.
Table 9 on page 18 describes the functions and LEDs on the MX204 router.
NOTE: The functioning of the MX204 router is controlled by the Routing
Engine, and the LEDs present on the front panel of the router displays the
status and functioning of the MX204 router.
Chapter 4: Host Subsystem Components
and
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