diff --git a/mgw/MGCP_Test.ttcn b/mgw/MGCP_Test.ttcn
index debe36c..9a2f754 100644
--- a/mgw/MGCP_Test.ttcn
+++ b/mgw/MGCP_Test.ttcn
@@ -621,8 +621,25 @@
 		setverdict(pass);
 	}
 
-	/* Test (valid) CRCX followed by (valid) DLCX */
-	testcase TC_crcx_and_dlcx() runs on dummy_CT {
+	/* Test (valid) CRCX followed by (valid) DLCX containig EP+CallId+ConnId */
+	testcase TC_crcx_and_dlcx_ep_callid_connid() runs on dummy_CT {
+		var template MgcpCommand cmd;
+		var MgcpResponse resp;
+		var MgcpEndpoint ep := "5@mgw";
+		var MgcpCallId call_id := '51234'H;
+
+		f_init(ep);
+
+		cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
+		resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
+
+		f_dlcx_ok(ep, call_id, extract_conn_id(resp));
+
+		setverdict(pass);
+	}
+
+	/* Test (valid) CRCX followed by (valid) DLCX containing EP+CallId */
+	testcase TC_crcx_and_dlcx_ep_callid() runs on dummy_CT {
 		var template MgcpCommand cmd;
 		var MgcpResponse resp;
 		var MgcpEndpoint ep := "5@mgw";
@@ -638,6 +655,24 @@
 		setverdict(pass);
 	}
 
+	/* Test (valid) CRCX followed by (valid) DLCX containing EP */
+	testcase TC_crcx_and_dlcx_ep() runs on dummy_CT {
+		var template MgcpCommand cmd;
+		var MgcpResponse resp;
+		var MgcpEndpoint ep := "5@mgw";
+		var MgcpCallId call_id := '51234'H;
+
+		f_init(ep);
+
+		cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
+		resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
+
+		f_dlcx_ok(ep);
+
+		setverdict(pass);
+	}
+
+
 	/* TODO: DLCX of valid endpoint but invalid call-id */
 	/* TODO: Double-DLCX (retransmission) */
 	/* TODO: Double-DLCX (no retransmission) */
@@ -664,6 +699,8 @@
 		execute(TC_crcx_sdp());
 		execute(TC_mdcx_without_crcx());
 		execute(TC_dlcx_without_crcx());
-		execute(TC_crcx_and_dlcx());
+		execute(TC_crcx_and_dlcx_ep_callid_connid());
+		execute(TC_crcx_and_dlcx_ep_callid());
+		execute(TC_crcx_and_dlcx_ep());
 	}
 }