Message Format

seq:time stamp: %facility-severity-MNEMONIC:description

• seq -> A sequence number indicating the order/sequence of messages.

• time stamp -> A timestamp indicating the time the message was generated.

seq and time stamp fields may or may not be displayed, depending on the device's configuration.

• facility -> A value that indicates which process on the device generated the message.

• severity -> A number that indicates the severity of logged event.

• MNEMONIC -> A short code for the message, indicating what happened.

• description -> Detailed information about the event being reported.

Syslog severity levels

Level	Keyword	Description
0	Emergency	System is unusable
1	Alert	Action must be taken immediately
2	Critical	Critical conditions
3	Error	Error conditions
4	Warning	Warning conditions
5	Notice	Normal but significant condition (Notification)
6	Informational	Informational messages
7	Debugging	Debug-level messages

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Examples