How to tune local port range in sysctl for high bandwidth Linux servers.

[Scott U]

Different linux server specify local port range from 16384 to 65536. Which may be too low for the very high bandwidth and busy servers.

You will able to change settings by editing the file name as "/etc/sysctl.conf"

Edit the file using any favorable editor and make below changes.

[email protected] [~]#vi /etc/sysctl.conf

From

net.ipv4.ip_local_port_range = 16384 65536

To

net.ipv4.ip_local_port_range = 1024 65536

Save and quit the editor.