CHAPTER 19
Alarm Messages
Understanding Alarms
Table 38: Alarm Terms and Definitions
Term
Definition
Alarm
Signal alerting you to conditions that might prevent normal operation. On the device, alarm indicators might
include the LCD panel and LEDs on the device. The LCD panel (if present on the device) displays the chassis
alarm message count. Blinking amber LEDs indicate yellow alarm conditions for chassis components.
Alarm condition
Failure event that triggers an alarm.
Alarm severity
Seriousness of the alarm. The level of severity can be either major (red) or minor (yellow).
levels
Major (red)—Indicates a critical situation on the device that has resulted from one of the following
conditions. A red alarm condition requires immediate action.
One or more hardware components have failed.
One or more hardware components have exceeded temperature thresholds.
An alarm condition configured on an interface has triggered a critical warning.
Minor (yellow or amber)—Indicates a noncritical condition on the device that, if left unchecked, might
cause an interruption in service or degradation in performance. A yellow alarm condition requires
monitoring or maintenance. For example, a missing rescue configuration generates a yellow system
alarm.
Copyright © 2017, Juniper Networks, Inc.
Understanding Alarms on page 177
Interface Alarm Messages on page 178
Chassis Alarm Messages on QFX5100, QFX5110, and QFX5200 Switches on page 179
The QFX Series and OCX Series support different alarm types and severity levels.
Table 38 on page 177
provides a list of alarm terms and definitions that may help you in
monitoring the device.
177