diff --git a/ci-scripts/conf_files/enb.band7.25prb.rfsim.conf b/ci-scripts/conf_files/enb.band7.25prb.rfsim.conf
new file mode 100644
index 0000000000000000000000000000000000000000..71e9029c4bd44a312ecd8e76c7a9ab3557af5ae0
--- /dev/null
+++ b/ci-scripts/conf_files/enb.band7.25prb.rfsim.conf
@@ -0,0 +1,263 @@
+Active_eNBs = ( "eNB-Eurecom-LTEBox");
+# Asn1_verbosity, choice in: none, info, annoying
+Asn1_verbosity = "none";
+
+eNBs =
+(
+ {
+    ////////// Identification parameters:
+    eNB_ID    =  0xe01;
+    cell_type =  "CELL_MACRO_ENB";
+    eNB_name  =  "eNB-Eurecom-LTEBox";
+    
+    // Tracking area code, 0x0000 and 0xfffe are reserved values
+    tracking_area_code = 1;
+    plmn_list = ( { mcc = 208; mnc = 96; mnc_length = 2; } );
+    
+    tr_s_preference     = "local_mac"
+
+    // In seconds
+    rrc_inactivity_threshold = 0;
+
+    ////////// Physical parameters:
+  
+    component_carriers = (
+      {
+      node_function             = "3GPP_eNODEB";
+      node_timing               = "synch_to_ext_device";
+      node_synch_ref            = 0;
+      frame_type                = "FDD";
+      tdd_config                = 3;
+      tdd_config_s              = 0;
+      prefix_type               = "NORMAL";
+      eutra_band                = 7;
+      downlink_frequency        = 2680000000L;
+      uplink_frequency_offset   = -120000000;
+      Nid_cell                  = 10;
+      N_RB_DL                   = 25;
+      Nid_cell_mbsfn            = 0;
+      nb_antenna_ports          = 1;
+      nb_antennas_tx            = 1;
+      nb_antennas_rx            = 1;
+      tx_gain                   = 90;
+      rx_gain                   = 115;
+      pbch_repetition           = "FALSE";
+      prach_root                = 0;
+      prach_config_index        = 0;
+      prach_high_speed          = "DISABLE";
+      prach_zero_correlation    = 1;
+      prach_freq_offset         = 2;
+      pucch_delta_shift         = 1;
+      pucch_nRB_CQI             = 0;
+      pucch_nCS_AN              = 0;
+      pucch_n1_AN               = 0;
+      pdsch_referenceSignalPower= -29;
+      pdsch_p_b                 = 0;
+      pusch_n_SB                = 1;
+      pusch_enable64QAM         = "DISABLE";
+      pusch_hoppingMode         = "interSubFrame";
+      pusch_hoppingOffset       = 0;
+      pusch_groupHoppingEnabled = "ENABLE";
+      pusch_groupAssignment     = 0;
+      pusch_sequenceHoppingEnabled = "DISABLE";
+      pusch_nDMRS1              = 1;
+      phich_duration            = "NORMAL";
+      phich_resource            = "ONESIXTH";
+      srs_enable                = "DISABLE";
+/*
+      srs_BandwidthConfig       =;
+      srs_SubframeConfig        =;
+      srs_ackNackST             =;
+      srs_MaxUpPts              =;
+*/
+
+      pusch_p0_Nominal          = -96;
+      pusch_alpha               = "AL1";
+      pucch_p0_Nominal          = -96;
+      msg3_delta_Preamble       = 6;
+      pucch_deltaF_Format1      = "deltaF2";
+      pucch_deltaF_Format1b     = "deltaF3";
+      pucch_deltaF_Format2      = "deltaF0";
+      pucch_deltaF_Format2a     = "deltaF0";
+      pucch_deltaF_Format2b     = "deltaF0";
+ 
+      rach_numberOfRA_Preambles                = 64;
+      rach_preamblesGroupAConfig               = "DISABLE";
+/*
+      rach_sizeOfRA_PreamblesGroupA            = ;
+      rach_messageSizeGroupA                   = ;
+      rach_messagePowerOffsetGroupB            = ;
+*/
+      rach_powerRampingStep                    = 4;
+      rach_preambleInitialReceivedTargetPower  = -108;
+      rach_preambleTransMax                    = 10;
+      rach_raResponseWindowSize                = 10;
+      rach_macContentionResolutionTimer        = 48;
+      rach_maxHARQ_Msg3Tx                      = 4;
+
+      pcch_default_PagingCycle                 = 128;
+      pcch_nB                                  = "oneT";
+      bcch_modificationPeriodCoeff             = 2;
+      ue_TimersAndConstants_t300               = 1000;
+      ue_TimersAndConstants_t301               = 1000;
+      ue_TimersAndConstants_t310               = 1000;
+      ue_TimersAndConstants_t311               = 10000;
+      ue_TimersAndConstants_n310               = 20;
+      ue_TimersAndConstants_n311               = 1;
+      ue_TransmissionMode                      = 1;
+
+      //Parameters for SIB18
+      rxPool_sc_CP_Len                                       = "normal"; 
+      rxPool_sc_Period                                       = "sf40";  
+      rxPool_data_CP_Len                                     = "normal";  
+      rxPool_ResourceConfig_prb_Num                          = 20;
+      rxPool_ResourceConfig_prb_Start                        = 5;
+      rxPool_ResourceConfig_prb_End                          = 44;
+      rxPool_ResourceConfig_offsetIndicator_present          = "prSmall";
+      rxPool_ResourceConfig_offsetIndicator_choice           = 0;      
+      rxPool_ResourceConfig_subframeBitmap_present           = "prBs40";
+      rxPool_ResourceConfig_subframeBitmap_choice_bs_buf     = "00000000000000000000";
+      rxPool_ResourceConfig_subframeBitmap_choice_bs_size    = 5;
+      rxPool_ResourceConfig_subframeBitmap_choice_bs_bits_unused = 0;
+/*
+      rxPool_dataHoppingConfig_hoppingParameter              = 0;
+      rxPool_dataHoppingConfig_numSubbands                   = "ns1";
+      rxPool_dataHoppingConfig_rbOffset                      = 0;
+      rxPool_commTxResourceUC-ReqAllowed                     = "TRUE";
+*/    
+      // Parameters for SIB19
+      discRxPool_cp_Len                                               = "normal"
+      discRxPool_discPeriod                                           = "rf32"
+      discRxPool_numRetx                                              = 1;
+      discRxPool_numRepetition                                        = 2;
+      discRxPool_ResourceConfig_prb_Num                               = 5;
+      discRxPool_ResourceConfig_prb_Start                             = 3;
+      discRxPool_ResourceConfig_prb_End                               = 21;
+      discRxPool_ResourceConfig_offsetIndicator_present               = "prSmall";
+      discRxPool_ResourceConfig_offsetIndicator_choice                = 0;
+      discRxPool_ResourceConfig_subframeBitmap_present                = "prBs40";
+      discRxPool_ResourceConfig_subframeBitmap_choice_bs_buf          = "f0ffffffff";
+      discRxPool_ResourceConfig_subframeBitmap_choice_bs_size         = 5;
+      discRxPool_ResourceConfig_subframeBitmap_choice_bs_bits_unused  = 0;
+
+      //SSB central frequency of NR secondary cell group (for ENDC NSA)
+      nr_scg_ssb_freq = 641272;
+    }
+  );
+
+    srb1_parameters :
+    {
+        # timer_poll_retransmit = (ms) [5, 10, 15, 20,... 250, 300, 350, ... 500]
+        timer_poll_retransmit    = 80;
+
+        # timer_reordering = (ms) [0,5, ... 100, 110, 120, ... ,200]
+        timer_reordering         = 35;
+
+        # timer_reordering = (ms) [0,5, ... 250, 300, 350, ... ,500]
+        timer_status_prohibit    = 0;
+
+        # poll_pdu = [4, 8, 16, 32 , 64, 128, 256, infinity(>10000)]
+        poll_pdu                 =  4;
+
+        # poll_byte = (kB) [25,50,75,100,125,250,375,500,750,1000,1250,1500,2000,3000,infinity(>10000)]
+        poll_byte                =  99999;
+
+        # max_retx_threshold = [1, 2, 3, 4 , 6, 8, 16, 32]
+        max_retx_threshold       =  4;
+    }
+
+    # ------- SCTP definitions
+    SCTP :
+    {
+        # Number of streams to use in input/output
+        SCTP_INSTREAMS  = 2;
+        SCTP_OUTSTREAMS = 2;
+    };
+
+    enable_measurement_reports = "no";
+
+    ////////// MME parameters:
+    mme_ip_address      = ( { ipv4       = "192.168.61.3";
+                              ipv6       = "192:168:30::17";
+                              port       = 36412 ;
+                              active     = "yes";
+                              preference = "ipv4";
+                            }
+                          );
+
+    ///X2
+    enable_x2         = "no";
+    t_reloc_prep      = 1000;      /* unit: millisecond */
+    tx2_reloc_overall = 2000;      /* unit: millisecond */
+    t_dc_prep         = 1000;      /* unit: millisecond */
+    t_dc_overall      = 2000;      /* unit: millisecond */
+
+    NETWORK_INTERFACES : 
+    {
+        ENB_INTERFACE_NAME_FOR_S1_MME            = "eth0";
+        ENB_IPV4_ADDRESS_FOR_S1_MME              = "192.168.61.20";
+        ENB_INTERFACE_NAME_FOR_S1U               = "eth0";
+        ENB_IPV4_ADDRESS_FOR_S1U                 = "192.168.61.20";
+        ENB_PORT_FOR_S1U                         = 2152; # Spec 2152
+        ENB_IPV4_ADDRESS_FOR_X2C                 = "192.168.61.20";
+        ENB_PORT_FOR_X2C                         = 36422; # Spec 36422
+    };
+  }
+);
+
+MACRLCs =
+(
+  {
+    num_cc          = 1;
+    tr_s_preference = "local_L1";
+    tr_n_preference = "local_RRC";
+    phy_test_mode   = 0;
+    puSch10xSnr     =  160;
+    puCch10xSnr     =  160;
+  }
+);
+
+L1s =
+(
+  {
+    num_cc = 1;
+    tr_n_preference = "local_mac";
+  }
+);
+
+RUs =
+(
+  {
+    local_rf                      = "yes"
+    nb_tx                         = 1
+    nb_rx                         = 1
+    att_tx                        = 3
+    att_rx                        = 0;
+    bands                         = [7];
+    max_pdschReferenceSignalPower = -27;
+    max_rxgain                    = 115;
+    eNB_instances                 = [0];
+#    clock_src                     = "external";
+  }
+);
+
+THREAD_STRUCT =
+(
+  {
+    #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
+    parallel_config    = "PARALLEL_SINGLE_THREAD";
+    #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
+    worker_config      = "WORKER_ENABLE";
+  }
+);
+
+log_config : 
+  {
+     global_log_level                      ="info"; 
+     hw_log_level                          ="info"; 
+     phy_log_level                         ="info"; 
+     mac_log_level                         ="info"; 
+     rlc_log_level                         ="info"; 
+     pdcp_log_level                        ="info"; 
+     rrc_log_level                         ="info"; 
+};
diff --git a/ci-scripts/yaml_files/4g_rfsimulator_fdd_05MHz/docker-compose.yml b/ci-scripts/yaml_files/4g_rfsimulator_fdd_05MHz/docker-compose.yml
index f36ea4ea7eb266aceecd52763e0d808e35716c8e..32a56d8319fceca20c0705d6d3f43d8bfe6e44d6 100644
--- a/ci-scripts/yaml_files/4g_rfsimulator_fdd_05MHz/docker-compose.yml
+++ b/ci-scripts/yaml_files/4g_rfsimulator_fdd_05MHz/docker-compose.yml
@@ -188,25 +188,11 @@ services:
                 ipv4_address: 192.168.61.20
         environment:
             TZ: Europe/Paris
-            USE_FDD_MONO: 'yes'
             RFSIMULATOR: enb
-            ENB_NAME: eNB-rf-sim
-            MCC: '208'
-            MNC: '96'
-            MNC_LENGTH: 2
-            TAC: 1
-            UTRA_BAND_ID: 7
-            DL_FREQUENCY_IN_MHZ: 2680
-            UL_FREQUENCY_OFFSET_IN_MHZ: 120
-            NID_CELL: 10
-            NB_PRB: 25
-            MME_S1C_IP_ADDRESS: 192.168.61.3
-            ENB_S1C_IF_NAME: eth0
-            ENB_S1C_IP_ADDRESS: 192.168.61.20
-            ENB_S1U_IF_NAME: eth0
-            ENB_S1U_IP_ADDRESS: 192.168.61.20
-            ENB_X2_IP_ADDRESS: 192.168.61.20
+            USE_VOLUMED_CONF: 'yes'
             USE_ADDITIONAL_OPTIONS: --rfsim --log_config.global_log_options level,nocolor,time
+        volumes:
+            - ../../conf_files/enb.band7.25prb.rfsim.conf:/opt/oai-enb/etc/mounted.conf
         healthcheck:
             test: /bin/bash -c "pgrep lte-softmodem"
             interval: 10s
@@ -224,16 +210,11 @@ services:
             - "10000"
         environment:
             TZ: Europe/Paris
-            HOSTNAME: oai_ue0
             RFSIMULATOR: 192.168.61.20
-            MCC: '208'
-            MNC: '96'
-            SHORT_IMSI: '0100000001'
-            LTE_KEY: 'fec86ba6eb707ed08905757b1bb44b8f'
-            OPC: 'c42449363bbad02b66d16bc975d77cc1'
-            MSISDN: '001011234561010'
-            HPLMN: 20896
+            USE_VOLUMED_CONF: 'yes'
             USE_ADDITIONAL_OPTIONS: --rfsim -C 2680000000 -r 25 --ue-rxgain 140 --ue-txgain 120 --log_config.global_log_options level,nocolor,time
+        volumes:
+            - ../../conf_files/lteue.usim-ci.conf:/opt/oai-lte-ue/etc/ue_usim.conf
         healthcheck:
             test: /bin/bash -c "pgrep lte-uesoftmodem"
             interval: 10s