add more ipaccess 12.21 object classes, NSVC only exists once
diff --git a/openbsc/src/abis_nm.c b/openbsc/src/abis_nm.c
index b13ce55..f2383e2 100644
--- a/openbsc/src/abis_nm.c
+++ b/openbsc/src/abis_nm.c
@@ -481,10 +481,8 @@
 		return "GPRS NSE";
 	case NM_OC_GPRS_CELL:
 		return "GPRS CELL";
-	case NM_OC_GPRS_NSVC0:
-		return "GPRS NSVC0";
-	case NM_OC_GPRS_NSVC1:
-		return "GPRS NSVC1";
+	case NM_OC_GPRS_NSVC:
+		return "GPRS NSVC";
 	case NM_OC_BS11:
 		return "SIEMENSHW";
 	}