-For each of these commands, a \fIbridge\fR of \fBdefault\fR applies
-the configuration as the default for any bridge that has not been
-explicitly configured. Otherwise, \fIbridge\fR must name a bridge,
-and the settings apply only to that bridge. (Omitting \fIbridge\fR
-entirely usually has the same effect as specifying \fBdefault\fR.)
-.
-.IP "\fBget\-controller\fR [\fIbridge\fR]"