diff --git a/openbsc/src/gsm_data.c b/openbsc/src/gsm_data.c
index 21d9e4b..291d407 100644
--- a/openbsc/src/gsm_data.c
+++ b/openbsc/src/gsm_data.c
@@ -128,6 +128,7 @@
 
 	trx->bts = bts;
 	trx->nr = bts->num_trx++;
+	trx->nm_state.administrative = NM_STATE_UNLOCKED;
 
 	for (k = 0; k < TRX_NR_TS; k++) {
 		struct gsm_bts_trx_ts *ts = &trx->ts[k];