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The XG Series hardware appliances will reach end-of-life (EOL) on March 31, 2025. Click here to see the XG to XGS migration documentation.

Page permalink

Always use the following permalink when referencing this page. It will remain unchanged in future help versions.

https://docs.sophos.com/nsg/sophos-firewall/21.0/Help/en-us/webhelp/onlinehelp/index.html?contextId=logs-external-logging

Syslog information

Find detailed information about syslog IDs, types, messages, and their meaning in the Syslog file guide.

See SFOS syslog file guide.

The log ID is a twelve-character code in the following format:

c1c2c3c4c5c6c7c8c9c10c11c12

Composition:

  • c1c2: Log type ID
  • c3c4: Log component ID
  • c5c6: Log subtype ID
  • c7: Priority
  • c8c9c10c11c12: Message ID

Example:

010101600001

c1c2: 01 (Security policy)

c3c4: 01 (Firewall rule)

c5c6: 01 (Allowed)

c7: 6 (Information)

c8c9c10c11c12: 00001 (Firewall traffic allowed)