/sbin/vregistry --rundialog samba.workgroup
trigger the dialog where you can set the samba workgroup. It allows one to trigger various areas in Linuxconf directly. The goal of this feature is to assist in multiple machine management. It will be possible to trigger the same dialog on many machine at once and perform various global operation on them.
The "date & time" dialog is also controlled by the virtual registry. All variables start with the datetime prefix.