diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index c2ea258..0c71581 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -916,12 +916,12 @@
 	timer T := 10.0;
 
 	clnt.id := "IPA" & int2str(i) & "-RSL";
-	clnt.vc_IPA := IPA_Emulation_CT.create(clnt.id & "-IPA");
+	clnt.vc_IPA := IPA_Emulation_CT.create(clnt.id & "-IPA") alive;
 	clnt.ccm_pars := c_IPA_default_ccm_pars;
 	clnt.ccm_pars.name := "Osmocom TTCN-3 BTS Simulator";
 	clnt.ccm_pars.unit_id := int2str(1234+i) & "/0/0";
 	if (handler_mode) {
-		clnt.vc_RSL := RSL_Emulation_CT.create(clnt.id & "-RSL");
+		clnt.vc_RSL := RSL_Emulation_CT.create(clnt.id & "-RSL") alive;
 		connect(clnt.vc_RSL:CCHAN_PT, self:RSL_CCHAN[i]);
 	}
 
@@ -1024,7 +1024,7 @@
 		multi_conn_mode := (mp_bssap_cfg[0].transport == BSSAP_TRANSPORT_SCCPlite_SERVER)
 	};
 
-	vc_MGCP := MGCP_Emulation_CT.create(id);
+	vc_MGCP := MGCP_Emulation_CT.create(id) alive;
 	vc_MGCP.start(MGCP_Emulation.main(ops, mgcp_pars, id));
 }
 
@@ -3569,7 +3569,7 @@
 	timer T := 10.0;
 
 	bts[0].rsl.id := "IPA-0-RSL";
-	bts[0].rsl.vc_IPA := IPA_Emulation_CT.create(bts[0].rsl.id & "-IPA");
+	bts[0].rsl.vc_IPA := IPA_Emulation_CT.create(bts[0].rsl.id & "-IPA") alive;
 	bts[0].rsl.ccm_pars := c_IPA_default_ccm_pars;
 	bts[0].rsl.ccm_pars.name := "Osmocom TTCN-3 BTS Simulator";
 	bts[0].rsl.ccm_pars.unit_id := "99/0/0"; /* value which is unknown at BTS */