sys control

Configure Linux system control TCP timestamp and TCP keepalive parameters.


Command Parameters


The TCP timestamp default is enabled. You can disable tcp timestamp with the command no sys control tcp-timestamp. The system displays the following warning message when a new configuration is applied:

Warning: Existing TCP connections won't be affected. A config save and reboot is required to apply this configuration for all TCP connections.

The TCP keepalive interval default is 10.

The TCP keepalive time default is 60.

The TCP keepalive probes default is 5.

Command Mode

Global Configuration