Troubleshooting Components; Troubleshooting Resources For Acx500 Routers; Command-Line Interface; Front Panel Leds - Juniper ACX500 Hardware Manual

CHAPTER 19

Troubleshooting Components

Troubleshooting Resources for ACX500 Routers

Command-Line Interface

Front Panel LEDs

Copyright © 2016, Juniper Networks, Inc.
Troubleshooting Resources for ACX500 Routers on page 175
Understanding Alarm Types and Severity Classes on ACX Series Routers on page 176
Verifying Active Alarms on page 177
Monitoring System Log Messages on page 178
Command-Line Interface on page 175
Front Panel LEDs on page 175
The Junos OS command-line interface (CLI) is the primary tool for controlling and
troubleshooting router hardware, the Junos OS, routing protocols, and network
connectivity. CLI commands display information from routing tables, information specific
to routing protocols, and information about network connectivity derived from the
and utilities.
traceroute
You enter CLI commands on one or more external management devices connected to
ports on the front panel.
For information about using the CLI to troubleshoot the Junos OS, see the appropriate
Junos OS configuration guide.
The front panel on the router contains LEDs that enable you to troubleshoot the router.
LEDs on the front panel include the following:
System LED—One LED labeled
Management port LEDs—Two pairs of LEDs on the front panel indicate the status of
the ports. The port is labeled
on the front panel indicates the status of the router.
SYS
.
MGMT
ping
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