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Military & Defense
Law Firms & Legal Counsel
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6.05
NXLog Agent Reference Manual v6.5
  • NXLog Platform User Guide
    • v1.6
    • v1.5
    • v1.4
    • v1.3
  • NXLog Agent Reference Manual
    • v6.7
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    • v6.5
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    • v6.3
    • v6.2
  • NXLog Integration Guides
    • current
  • NXLog Platform Developer Guide
    • current
    • Man Pages
      • nxlog(8)
      • nxlog-processor(8)
    • Installation
      • Supported platforms
      • System requirements
      • Module catalog
        • Modules by type
        • Modules by operating system
        • Modules by installation package
      • Platform differences
      • Digital signature
      • Red Hat Enterprise Linux
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      • FreeBSD
      • Microsoft Windows
      • Microsoft Nano Server
      • Apple macOS
      • IBM AIX
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      • Oracle Solaris
      • Docker
      • Hardening NXLog Agent
        • Hardening on Linux
        • Hardening on Windows
    • Configuration
      • General settings
      • Global settings
      • Common module settings
      • Route settings
    • Language
      • Data types
      • Expressions
      • Operators
      • Functions
      • Statements
      • Variables
      • Statistical counters
      • Core fields
      • Core functions
      • Core procedures
    • Input Modules
      • Process Accounting (im_acct)
      • AIX Auditing (im_aixaudit)
      • Amazon S3 (im_amazons3)
      • Microsoft Azure (im_azure)
      • Microsoft Azure Monitor (im_azuremonitor)
      • Batched compression (im_batchcompress)
      • Basic Security Module Auditing (im_bsm)
      • Check Point OPSEC LEA (im_checkpoint)
      • DBI (im_dbi)
      • Event Tracing for Windows (im_etw)
      • External programs (im_exec)
      • File (im_file)
      • File Integrity Monitoring (im_fim)
      • Go (im_go)
      • Google Cloud Logging (im_googlelogging)
      • Google Cloud Pub/Sub (im_googlepubsub)
      • HTTP(s) (im_http)
      • Internal (im_internal)
      • Java (im_java)
      • Kafka (im_kafka)
      • Kernel (im_kernel)
      • Linux Audit System (im_linuxaudit)
      • macOS Endpoint Security (im_maces)
      • macOS ULS (im_maculs)
      • Mark (im_mark)
      • Microsoft 365 (im_ms365)
      • Event Log for Windows XP/2000/2003 (im_mseventlog)
      • Event Log for Windows 2008/Vista/later (im_msvistalog)
      • Null (im_null)
      • ODBC (im_odbc)
      • OpenTelemetry Collector (im_otel)
      • Packet capture (im_pcap)
      • Perl (im_perl)
      • Named Pipes (im_pipe)
      • Python (im_python)
      • Redis (im_redis)
      • Windows Registry Monitoring (im_regmon)
      • Ruby (im_ruby)
      • Salesforce (im_salesforce)
      • TLS/SSL (im_ssl)
      • Systemd (im_systemd)
      • TCP (im_tcp)
      • Test Generator (im_testgen)
      • UDP (im_udp)
      • Unix Domain Sockets (im_uds)
      • Windows Performance Counters (im_winperfcount)
      • Windows Event Collector (im_wseventing)
      • ZeroMQ (im_zmq)
    • Output Modules
      • Amazon S3 (om_amazons3)
      • Microsoft Azure Sentinel (om_azure)
      • Microsoft Azure Logs Ingestion (om_azuremonitor)
      • Batched Compression (om_batchcompress)
      • Blocker (om_blocker)
      • DBI (om_dbi)
      • Elasticsearch (om_elasticsearch)
      • Program (om_exec)
      • Files (om_file)
      • Go (om_go)
      • Google Chronicle (om_chronicle)
      • Google Cloud Logging (om_googlelogging)
      • Google Cloud Pub/Sub (om_googlepubsub)
      • HTTP(s) (om_http)
      • Java (om_java)
      • Kafka (om_kafka)
      • Null (om_null)
      • ODBC (om_odbc)
      • OpenTelemetry Exporter (om_otel)
      • Perl (om_perl)
      • Named Pipes (om_pipe)
      • Python (om_python)
      • Raijin (om_raijin)
      • Redis (om_redis)
      • Ruby (om_ruby)
      • TLS/SSL (om_ssl)
      • TCP (om_tcp)
      • UDP (om_udp)
      • UDP with IP Spoofing (om_udpspoof)
      • Unix Domain Sockets (om_uds)
      • WebHDFS (om_webhdfs)
      • ZeroMQ (om_zmq)
    • Extension Modules
      • Remote Management (xm_admin)
      • AIX Auditing (xm_aixaudit)
      • Apple System Logs (xm_asl)
      • Basic Security Module Auditing (xm_bsm)
      • Common Event Format (xm_cef)
      • Character Set Conversion (xm_charconv)
      • Delimiter-Separated Values (xm_csv)
      • Encryption (xm_crypto)
      • External Programs (xm_exec)
      • File Lists (xm_filelist)
      • File Operations (xm_fileop)
      • GELF (xm_gelf)
      • Go (xm_go)
      • Grok (xm_grok)
      • Java (xm_java)
      • JSON (xm_json)
      • Key-Value Pairs (xm_kvp)
      • LEEF (xm_leef)
      • Microsoft DNS Server (xm_msdns)
      • Multiline Parser (xm_multiline)
      • NetFlow (xm_netflow)
      • Microsoft Network Policy Server (xm_nps)
      • Pattern Matcher (xm_pattern)
      • Perl (xm_perl)
      • Python (xm_python)
      • Resolver (xm_resolver)
      • Rewrite (xm_rewrite)
      • Ruby (xm_ruby)
      • Transform (xm_transform)
      • SAP (xm_sap)
      • SNMP Traps (xm_snmp)
      • Syslog (xm_syslog)
      • W3C (xm_w3c)
      • WTMP (xm_wtmp)
      • XML (xm_xml)
      • Compression (xm_zlib)
    • Processor Modules
      • Blocker (pm_blocker)
      • Buffer (pm_buffer)
      • Event Correlator (pm_evcorr)
      • HMAC Message Integrity (pm_hmac)
      • HMAC Message Integrity Checker (pm_hmac_check)
      • De-Duplicator (pm_norepeat)
      • Null (pm_null)
      • Pattern Matcher (pm_pattern)
    • Troubleshooting
      • Viewing the NXLog Agent logs
      • Common issues
        • Startup errors
        • Processing errors
        • Log access errors
        • Connection errors
        • TLS/SSL errors
      • Performance issues
      • Generating test data
      • Debugging NXLog Agent
    • Release notes
    • Changelog
  • Home
  • NXLog Agent Reference Manual
  • Output Modules
  • Null (om_null)

Null (om_null)

Log messages sent to an om_null module instance are discarded. It can be useful for creating a dummy route, for testing purposes, or Scheduled NXLog Agent log processing. The om_null module accepts only the common module directives. See this example for usage.

Kafka (om_kafka) ODBC (om_odbc)

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