• The Feature is a brief description of from where the syslog entry is originating.
• The SeverityAbbreviation is defined above and corresponds to the severity of the message.
• The Message Code is a unique hexadecimal value that identifies the particular message.
Sometimes, different messages can use the same message code if they pertain to a similar area. The message is a text field in English that further describes the syslog entry. This format allows for more advanced systems administrators to filter particular messages of interest.