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Juniper EX4600 Hardware Guide

Juniper EX4600
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Troubleshoong the EX4600 Components
IN THIS SECTION
Understand Alarm Types and Severity Levels on EX Series Switches | 121
Interface Alarm Messages | 123
Creang an Emergency Boot Device | 123
Performing a Recovery Installaon | 125
Understand Alarm Types and Severity Levels on EX Series Switches
NOTE: This topic applies only to the J-Web Applicaon package.
Alarms alert you to condions that might prevent normal operaon of the switch. Before monitoring
alarms on a Juniper Networks EX Series Ethernet switch, become familiar with the terms dened in
Table 31 on page 121.
Table 31: Alarm Terms
Term Denion
alarm Signal alerng you to condions that might prevent normal operaon. On a switch, the
alarm signal is the ALM LED lit on the front of the chassis.
alarm condion Failure event that triggers an alarm.
alarm severity Seriousness of the alarm. If the Alarm (ALM) LED is red, this indicates a major alarm. If
the Alarm LED is yellow or amber, this indicates a minor alarm. If the Alarm LED is unlit,
there is no alarm or the switch is halted.
chassis alarm Preset alarm triggered by a physical condion on the switch such as a power supply
failure, excessive component temperature, or media failure.
121

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Juniper EX4600 Specifications

General IconGeneral
Rack Units1U
Junos OSYes
Product SeriesEX Series
DRAM8 GB
Flash Memory16 GB
Ports4 x 40GbE QSFP+ ports
Power SupplyDual, hot-swappable
MAC Address Table Size288, 000
Jumbo Frames9216 bytes
Input Voltage100-240 V AC
Operating Temperature0°C to 40°C
Memory8 GB
Storage16 GB

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