scutil

Manage system configuration parameters. Require root privileges when setting configuration. More information: https://keith.github.io/xcode-man-pages/scutil.8.html.

• Display DNS Configuration:

scutil --dns

• Display proxy configuration:

scutil --proxy

• Get computer name:

scutil --get ComputerName

• Set computer name:

sudo scutil --set ComputerName computer_name

• Get hostname:

scutil --get HostName

• Set hostname:

scutil --set HostName hostname