+.It Fl b Ar batchfile
+Batch mode reads a series of commands from an input
+.Ar batchfile
+instead of
+.Em stdin .
+Since it lacks user interaction it should be used in conjunction with
+non-interactive authentication.
+.Nm
+will abort if any of the following
+commands fail:
+.Ic get , put , rename , ln , rm , mkdir , chdir , lchdir
+and
+.Ic lmkdir .