diff --git a/include/osmocom/vty/vty.h b/include/osmocom/vty/vty.h
index 3e6178f10..c13f43564 100644
--- a/include/osmocom/vty/vty.h
+++ b/include/osmocom/vty/vty.h
@@ -222,6 +222,7 @@ int vty_out_newline(struct vty *);
 int vty_read(struct vty *vty);
 //void vty_time_print (struct vty *, int);
 void vty_close (struct vty *);
+void vty_flush(struct vty *vty);
 char *vty_get_cwd (void);
 void vty_log (const char *level, const char *proto, const char *fmt, va_list);
 int vty_config_lock (struct vty *);
diff --git a/src/vty/vty.c b/src/vty/vty.c
index a39f2680e..1ad84f53a 100644
--- a/src/vty/vty.c
+++ b/src/vty/vty.c
@@ -207,6 +207,12 @@ static void vty_auth(struct vty *vty)
 	}
 }
 
+void vty_flush(struct vty *vty)
+{
+	if (vty->obuf)
+		buffer_flush_all(vty->obuf, vty->fd);
+}
+
 /*! Close a given vty interface. */
 void vty_close(struct vty *vty)
 {