diff --git a/openbsc/src/abis_nm.c b/openbsc/src/abis_nm.c
index b07aa31..cdcfbbb 100644
--- a/openbsc/src/abis_nm.c
+++ b/openbsc/src/abis_nm.c
@@ -2282,6 +2282,18 @@
 		else
 			DEBUGPC(DNM, "\n");
 		break;
+	case NM_MT_IPACC_GET_NVATTR_ACK:
+		DEBUGPC(DNM, "GET NVATTR ACK\n");
+		/* FIXME: decode and show the actual attributes */
+		break;
+	case NM_MT_IPACC_GET_NVATTR_NACK:
+		DEBUGPC(DNM, "GET NVATTR NACK ");
+		if (TLVP_PRESENT(&tp, NM_ATT_NACK_CAUSES))
+			DEBUGPC(DNM, " CAUSE=%s\n", 
+				nack_cause_name(*TLVP_VAL(&tp, NM_ATT_NACK_CAUSES)));
+		else
+			DEBUGPC(DNM, "\n");
+		break;
 	default:
 		DEBUGPC(DNM, "unknown\n");
 		break;