traceoptions (DDoS)
Syntax
Hierarchy Level
Release Information
Statement introduced in Junos OS Release 11.2.
Description
Define tracing operations for DDoS protection processes.
Options
file filename—Name of the file to receive the output of the tracing operation. Enclose the filename within quotation marks. All files are placed in the directory /var/log.
files number—(Optional) Maximum number of trace files to create before overwriting the oldest one. If you specify a maximum number of files, you also must specify a maximum file size with the size option.
Range: 2 through 1000
Default: 3 files
flag flag—Tracing operation to perform. To specify more than one tracing operation, include multiple flag statements. You can include the following flags:
- all—Trace all operations.
- config—Trace configuration events.
- events—Trace all events.
- gres—Trace GRES events.
- init—Trace daemon initialization.
- ipc—Trace IPC events.
- memory—Trace memory management code.
- protocol—Trace DDoS protocol processing events.
- rtsock—Trace routing socket events.
- signal—Trace signal handling events.
- socket—Trace socket events.
- state—Trace state machine events.
- timer—Trace timer events.
- ui—Trace user interface events.
level—Level of tracing to perform. You can specify any of the following levels:
- all—Match all levels.
- error—Match error conditions.
- info—Match informational messages.
- notice—Match notice messages about conditions reqcliring special handling.
- verbose—Match verbose messages.
- warning—Match warning messages.
match regular-expression—(Optional) Refine the output to include lines that contain the regular expression.
no-remote-trace—Disable remote tracing.
no-world-readable—(Optional) Disable unrestricted file access.
size maximum-file-size—(Optional) Maximum size of each trace file. By default, the number entered is treated as bytes. Alternatively, you can include a suffix to the number to indicate kilobytes (KB), megabytes (MB), or gigabytes (GB). If you specify a maximum file size, you also must specify a maximum number of trace files with the files option.
Syntax: sizek to specify KB, sizem to specify MB, or sizeg to specify GB
Range: 10,240 through 1,073,741,824
world-readable—(Optional) Enable unrestricted file access.
Required Privilege Level
trace—To view this statement in the configuration.
trace-control—To add this statement to the configuration.
