Troubleshooting The Boot Process On Ex4500 Switches - Juniper EX4500 Hardware Manual

Table 66: Viewing System Log Messages (continued)
Field Function
Event ID Displays a code that uniquely identifies the
message.
The prefix on each code identifies the message
source, and the rest of the code indicates the
specific event or error.
Event Displays a more detailed explanation of the
Description message.
Time Displays the time at which the message was logged.
SEE ALSO
Check Active Alarms with the J-Web Interface | 247
Understand Alarm Types and Severity Levels on EX Series Switches | 241

Troubleshooting the Boot Process on EX4500 Switches

Problem
Description: For EX4500 switches running Junos OS 10.4R2 or later, the switch halts during the boot-up
process.
Cause
The Intraconnect module or the Virtual Chassis module is not installed in the switch.
Solution
Additional Information
The event ID begins with a prefix that indicates
the generating software process.
Some processes on a switch do not use codes. This
field might be blank in a message generated from
such a process.
An event can belong to one of the following type
categories:
Error—Indicates an error or failure condition
that might require corrective action.
Event—Indicates a condition or occurrence that
does not generally require corrective action.
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