babeld: add command: "show_babel_running_config".
diff --git a/babeld/babeld.c b/babeld/babeld.c
index 3dc35b5..9f2ab5d 100644
--- a/babeld/babeld.c
+++ b/babeld/babeld.c
@@ -764,3 +764,10 @@
 
     return babel_filter_redistribute(&p, NULL);
 }
+
+void
+show_babeld_configuration (struct vty *vty)
+{
+    vty_out(vty, "babeld running process %s.%s",
+            babel_routing_process ? "enable" : "disable", VTY_NEWLINE);
+}