diff --git a/bsc/BSC_Tests_CBSP.ttcn b/bsc/BSC_Tests_CBSP.ttcn
index 6dd5bb7..8119289 100644
--- a/bsc/BSC_Tests_CBSP.ttcn
+++ b/bsc/BSC_Tests_CBSP.ttcn
@@ -41,8 +41,8 @@
 import from TELNETasp_PortType all;
 
 modulepar {
-	charstring mp_cbc_ip := "0.0.0.0";
-	charstring mp_cbc_ip6 := "::";
+	charstring mp_cbc_ip := "127.0.0.1";
+	charstring mp_cbc_ip6 := "::1";
 	integer mp_cbc_port := 48049;
 	charstring mp_bsc_cbsp_ip := "127.0.0.1";
 	charstring mp_bsc_cbsp_ip6 := "::1";