diff --git a/s1gw/S1GW_Tests.cfg b/s1gw/S1GW_Tests.cfg
index 336be14..536f0ec 100644
--- a/s1gw/S1GW_Tests.cfg
+++ b/s1gw/S1GW_Tests.cfg
@@ -11,6 +11,9 @@
 [TESTPORT_PARAMETERS]
 
 [MODULE_PARAMETERS]
+S1GW_Tests.mp_s1gw_enb_ip := "127.0.1.1";
+S1GW_Tests.mp_s1gw_mme_ip := "127.0.2.1";
+S1GW_Tests.mp_mme_bind_ip := "127.0.2.10";
 
 [MAIN_CONTROLLER]