Juniper MX2020 Hardware Manual page 92

MX2020 3D Universal Edge Router Hardware Guide
Related
Documentation
60
Table 24: Components on the RE-MX2000-1800x4 (continued)
Function No.
2
3
4
5
6
7
8
9
10
RJ-45 Connector Pinouts for MX Series CB-RE Auxiliary and Console Ports on page 145
RJ-45 Connector Pinouts for an MX Series CB-RE Management Port on page 146
Removing an MX2020 CB-RE on page 419
MX2020 Host Subsystem Description on page 57
Label Description
This port is used to configure the
CONSOLE
MX2020 router.
MGMT This port is a dedicated management
channel for device maintenance. It is
also used for system administrators to
monitor and manage the MX2020
router remotely.
This port is used to install a USB flash
USB
drive that contains Junos OS.
Reset button used to reboot the CB-RE.
RESET
These LEDs are associated with each
LINK
of the SFP+ ports (XGE-0 and XGE-1)
indicates the connection in use.
and Connects the CB-RE to two external
ExtClk-1 ExtClk-2
clock interfaces for BITS and GPS
function through a serial cable with an
RJ-45 connector.
, and There is one bicolor LED for each
GPS BITS
external clock interface—BITS and GPS.
XGE-0 and XGE-1 Two SFP+ ports connects the CB-RE
through an Ethernet connection to
support hardware diagnostics and JCS
port testing. The port uses an RJ-45
connector to support 2 x 10-Gbps
connections.
ONLINE , MASTER , and There is one bicolor LED for each CB-RE
control. The
OK/FAIL
the CB-RE is transitioning online and
functioning properly. The
indicates that this board is a master
Control Board and Routing Engine
(CB-RE) , and the
indicates the CB-RE has failed.
ONLINE LED indicates that
MASTER
OK/FAIL LED
Copyright © 2015, Juniper Networks, Inc.
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