System administration

/etc/ssh/ssh_config

The configuration file /etc/ssh/ssh_config contains settings related to the OpenSSH client. Learn more about this file its configuration.

/etc/ssh/sshd_config

The configuration file /etc/ssh/sshd_config contains settings related to the OpenSSH server daemon. Learn more about this file its configuration.

Methods to find the Linux distribution and version

Learn how to find the Linux distribution and version of a system. Use the right tool or file to find the relevant details.

Frequently Asked Questions

How to see when a process was started?

ps -o lstart,etimes -p 1234

» Full answer and more examples

How to see when the system was started?

uptime --since

» Full answer and more examples

See all frequently asked questions for System administration