[statistics] Keep track of OML/RSL failures of the BTS.
diff --git a/openbsc/src/vty_interface_cmds.c b/openbsc/src/vty_interface_cmds.c
index 8ade518..671351e 100644
--- a/openbsc/src/vty_interface_cmds.c
+++ b/openbsc/src/vty_interface_cmds.c
@@ -240,6 +240,9 @@
 		counter_get(net->stats.paging.attempted),
 		counter_get(net->stats.paging.completed),
 		counter_get(net->stats.paging.expired), VTY_NEWLINE);
+	vty_out(vty, "BTS failures            : %lu OML, %lu RSL%s",
+		counter_get(net->stats.bts.oml_fail),
+		counter_get(net->stats.bts.rsl_fail), VTY_NEWLINE);
 }
 
 void openbsc_vty_add_cmds()