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System Settings

Licensing​

License management — applying license files, configuring NFO License Manager and Peer instances, understanding block-based measurement, and SNMP Pro licensing — is covered in the dedicated Licensing page.

Server Parameters​

There are several additional NetFlow Optimizer parameters located in <nfo_home>/server/etc/server.cfg file. You have to restart NetFlow Optimizer if you change them. Please contact us at https://www.netflowlogic.com/connect/support/ if you need assistance.

TRACE_ERR
LOG_DIR ..\..\logs
LOG_ROT_DIR ..\..\logs\bak
LOG_ROT_DAILY
LOG_COUNT 10
LOG_FILE_SIZE_KB 20000
SVR_ID NFI_SERVER
IT_RCVBUF 12582912
CONTROLLER_PORT 20047
CONFIG_PORT 20048
NF_PORT 9995
TIME_ZONE GMT
WT_COUNT 32
KT_COUNT 2
OT_COUNT 4
MAX_QOS_QSIZE 2000
THROTTLE_OUTPUT 0
THROTTLE_OUTPUT_RATE 1000

High-Volume Processing (Linux Buffers)​

For high-volume environments requiring Linux kernel buffer optimizations and JVM memory scaling, please refer to the Performance Tuning and Scaling guide. These settings ensure NFO handles hundreds of thousands of flows per second without packet loss.

Security & HTTPS​

For instructions on configuring TLS certificates, managing SSL/TLS protocols, and hardening the web interface, please see the dedicated Security - HTTPS page.