Setting Hostname, ComputerName, LocalHostName
Example:
scutil --set HostName yosemite.local scutil --set ComputerName yosemite scutil --set LocalHostName yosemite scutil --get LocalHostName yosemite
notes: flush directory service cache
scutil –set HostName yosemite.local && scutil –set ComputerName yosemite && scutil –set LocalHostName yosemite