diff --git a/openair-cn/UTILS/CONF/epc_sud.conf b/openair-cn/UTILS/CONF/epc_sud.conf
index 28afdce52b0f706fb1d238744a2af4a99a230d30..3ffbd71bcabb1eda3548cbb0050b7dcbd2d979e8 100644
--- a/openair-cn/UTILS/CONF/epc_sud.conf
+++ b/openair-cn/UTILS/CONF/epc_sud.conf
@@ -1,4 +1,4 @@
-S6A_CONF = "../epc/UTILS/CONF/s6a.conf";
+S6A_CONF = "../epc_nas/UTILS/CONF/s6a.conf";
 
 REALM = "eur";
 
@@ -41,33 +41,33 @@ MME_GID = 3,4,5,30,8,9,50021;
 # TA (mcc.mnc:tracking area code) DEFAULT = 208.34:0
 # max values = 999.999:65535
 # maximum of 32 values, comma separated
-PLMN = 208.38:0,209.130:4,208.35:8;
+PLMN = 208.38:0,209.130:4,208.92:0;
 
 # ------- Interfaces definitions
 SGW_INTERFACE_NAME_FOR_S11            = "eth0";
-SGW_IP_ADDRESS_FOR_S11                = "192.168.14.162";
+SGW_IP_ADDRESS_FOR_S11                = "192.168.12.31";
 SGW_IP_NETMASK_FOR_S11                = 24;
 
 SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP  = "eth0";
-SGW_IP_ADDRESS_FOR_S1U_S12_S4_UP      = "192.168.14.162";
+SGW_IP_ADDRESS_FOR_S1U_S12_S4_UP      = "192.168.12.31";
 SGW_IP_NETMASK_FOR_S1U_S12_S4_UP      = 24;
 
-SGW_INTERFACE_NAME_FOR_S5_S8_UP       = "upsgw1";
-SGW_IP_ADDRESS_FOR_S5_S8_UP           = "192.168.5.2";
+SGW_INTERFACE_NAME_FOR_S5_S8_UP       = "eth0";
+SGW_IP_ADDRESS_FOR_S5_S8_UP           = "192.168.12.31";
 SGW_IP_NETMASK_FOR_S5_S8_UP           = 24;
 
-PGW_INTERFACE_NAME_FOR_S5_S8          = "uppgw0";
-PGW_IP_ADDRESS_FOR_S5_S8              = "192.168.5.1";
+PGW_INTERFACE_NAME_FOR_S5_S8          = "eth0";
+PGW_IP_ADDRESS_FOR_S5_S8              = "192.168.12.31";
 PGW_IP_NETMASK_FOR_S5_S8              = 24;
 
 PGW_INTERFACE_NAME_FOR_SGI            = "eth0";
 PGW_IP_ADDR_FOR_SGI                   = "192.168.12.31";
 PGW_IP_NETMASK_FOR_SGI                = 24;
 
-MME_INTERFACE_NAME_FOR_S1_MME         = "lo";
-MME_IP_ADDRESS_FOR_S1_MME             = "127.0.0.1";
+MME_INTERFACE_NAME_FOR_S1_MME         = "eth0";
+MME_IP_ADDRESS_FOR_S1_MME             = "192.168.12.31";
 MME_IP_NETMASK_FOR_S1_MME             = 24;
 
-MME_INTERFACE_NAME_FOR_S11_MME        = "eth2";
-MME_IP_ADDRESS_FOR_S11_MME            = "192.168.14.30";
+MME_INTERFACE_NAME_FOR_S11_MME        = "eth0";
+MME_IP_ADDRESS_FOR_S11_MME            = "192.168.12.31";
 MME_IP_NETMASK_FOR_S11_MME            = 24;