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syslog (System)

date_range 05-Nov-24

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Syntax

syslog {
    allow-duplicates;
    alternate-format;
    archive {
        (binary-data| no-binary-data);
        files number;
        size maximum-file-size;
        (world-readable | no-world-readable);
    }
    console {
        facility severity;
        application-status (any | error); 
    }
    file filename {
        allow-duplicates;
        archive {
            (binary-data| no-binary-data);
            files number;
            size maximum-file-size;
            start-time "YYYY-MM-DD.hh:mm";
            transfer-interval minutes;
            (world-readable | no-world-readable);
        }
        archive-sites [url <password password>];
        facility severity;
        explicit-priority;
        match "regular-expression";
        match-strings [match-strings...];
        structured-data {
            brief;
        }
    }
    grpc-replay;
    host (hostname | other-routing-engine | scc-master) {
        facility severity;
        allow-duplicates;
        exclude-hostname;
        explicit-priority;
        facility-override facility;
        log-prefix string;
        match "regular-expression";
        match-strings [match-strings...];
        routing-instance routing-instance-name;
        source-address source-address;
        structured-data {
            brief;
        }
        port port-number;
        tlsdetails {
            local-certificate;
            mutual-authentication {
                certificate-authority;
            }
            trusted-ca-group [trusted-ca-group-name];
        }
        transport;
    }
    log-rotate-frequency frequency;
    routing-instance routing-instance-name;
    server {
        routing-instances (routing-instance-name | all | default) {
            disable;
        }
    }
    shell;
    source-address source-address;
    time-format (millisecond | year |  year millisecond);
    user (username | *) {
        allow-duplicates;
        facility severity;
        match "regular-expression";
        match-strings [match-strings...];
    }
}

Hierarchy Level

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[edit system]

Description

Configure the system log messages types to send to different destinations such as files, remote destinations, user terminals, or the system console.

The remaining statements are explained separately.

Options

archive	Define parameters for archiving log messages.
allow-duplicates	Allow the repeated log messages for all targets.
alternate-format	Configure to append node name with daemon name.
console	Send log messages of a specified class and severity to the console.
file	Send log messages to a named file.
host	Remote location to be notified of specific log messages.
log-rotate-frequency	Configure the interval for checking logfile size and archiving messages.
server	Enable a syslog server for compute nodes and VMs in an App Engine.
shell	Configure to log command executed from the shell.
source-address	Include a specified address as the source address for log messages.
time-format	Additional information to include in the system log time stamp. millisecond — Include milliseconds in time stamp. year — Include year in time stamp.
user	Notify a specific user of the log event.

Required Privilege Level

system—To view this statement in the configuration.

system-control—To add this statement to the configuration.

Release Information

Statement introduced before Junos OS Release 7.4.

Option alternate-format introduced in Junos OS Evolved Release 20.4R2.

Option shell introduced in Junos OS Evolved Release 23.1R1.

application-status option introduced in Junos OS Evolved Release 23.1R1.

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Junos CLI Reference

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syslog (System)

Syntax

Hierarchy Level

Description

Options

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Release Information

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Junos CLI Reference

ON THIS PAGE

syslog (System)

Syntax

Hierarchy Level

Description

Options

Required Privilege Level

Release Information

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