TIM timestamp
SEQ sequence_number
LEV level
HOS hostname
SER service
SUB subservice
UTIM unix_time
O message
SOC sock
NUM number
COR core
SOU source
ARC arch
DOM domain_or_ip
STA status
IPA ip_address
DAS dash
AUT auth
COM command
STC status_code
BYT num_bytes
REF referrer
CLI client_agent
JOB job