abis_nm: add abis_nm_msg_disc_names[] value_string
diff --git a/src/gsm/abis_nm.c b/src/gsm/abis_nm.c
index 8cc76da..bd58624 100644
--- a/src/gsm/abis_nm.c
+++ b/src/gsm/abis_nm.c
@@ -334,6 +334,15 @@
 };
 
 /*! \brief Human-readable strings for A-bis OML Object Class */
+const struct value_string abis_nm_msg_disc_names[] = {
+	{ ABIS_OM_MDISC_FOM,	"FOM" },
+	{ ABIS_OM_MDISC_MMI,	"MMI" },
+	{ ABIS_OM_MDISC_TRAU,	"TRAU" },
+	{ ABIS_OM_MDISC_MANUF,	"MANUF" },
+	{ 0, NULL }
+};
+
+/*! \brief Human-readable strings for A-bis OML Object Class */
 const struct value_string abis_nm_obj_class_names[] = {
 	{ NM_OC_SITE_MANAGER,	"SITE-MANAGER" },
 	{ NM_OC_BTS,		"BTS" },
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index da04d2b..50f5913 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -11,6 +11,7 @@
 abis_nm_nack_name;
 abis_nm_att_tlvdef;
 abis_nm_osmo_att_tlvdef;
+abis_nm_msg_disc_names;
 abis_nm_obj_class_names;
 abis_nm_opstate_name;
 abis_nm_nacks;