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# this work for additional information regarding copyright ownership.
# The OpenAirInterface Software Alliance licenses this file to You under 
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#      http://www.apache.org/licenses/LICENSE-2.0
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MME : 
{
    RUN_MODE                                  = "TEST";                         # ALLOWED VALUES: "TEST", "OTHER"
    REALM                                     = "openair4G.eur";                # YOUR REALM HERE
    # Define the limits of the system in terms of served eNB and served UE.
    # When the limits will be reached, overload procedure will take place.
    MAXENB                                    = 2;
    MAXUE                                     = 16;
    RELATIVE_CAPACITY                         = 10;
    
    EMERGENCY_ATTACH_SUPPORTED                     = "no";
    UNAUTHENTICATED_IMSI_SUPPORTED                 = "no";
    
    # EPS network feature support
    EPS_NETWORK_FEATURE_SUPPORT_IMS_VOICE_OVER_PS_SESSION_IN_S1      = "no";    # DO NOT CHANGE
    EPS_NETWORK_FEATURE_SUPPORT_EMERGENCY_BEARER_SERVICES_IN_S1_MODE = "no";    # DO NOT CHANGE
    EPS_NETWORK_FEATURE_SUPPORT_LOCATION_SERVICES_VIA_EPC            = "no";    # DO NOT CHANGE
    EPS_NETWORK_FEATURE_SUPPORT_EXTENDED_SERVICE_REQUEST             = "no";    # DO NOT CHANGE
    
    # Display statistics about whole system (expressed in seconds)
    MME_STATISTIC_TIMER                       = 10;
    
    IP_CAPABILITY = "IPV4V6";                                                   # UNUSED, TODO
    
    
    INTERTASK_INTERFACE :
    {
        # max queue size per task
        ITTI_QUEUE_SIZE            = 2000000;
    };

    S6A :
    {
        S6A_CONF                   = "/usr/local/etc/oai/freeDiameter/mme_fd.conf"; # YOUR MME freeDiameter config file path
        HSS_HOSTNAME               = "hss";                                         # THE HSS HOSTNAME
    };

    # ------- SCTP definitions
    SCTP :
    {
        # Number of streams to use in input/output
        SCTP_INSTREAMS  = 8;
        SCTP_OUTSTREAMS = 8;
    };

    # ------- S1AP definitions
    S1AP : 
    {
        # outcome drop timer value (seconds)
        S1AP_OUTCOME_TIMER = 10;
    };

    # ------- MME served GUMMEIs
    # MME code DEFAULT  size = 8 bits
    # MME GROUP ID size = 16 bits
    GUMMEI_LIST = ( 
         {MCC="208" ; MNC="92"; MME_GID="4" ; MME_CODE="1"; }                   # YOUR GUMMEI CONFIG HERE
    );

    # ------- MME served TAIs
    # TA (mcc.mnc:tracking area code) DEFAULT = 208.34:1
    # max values = 999.999:65535
    # maximum of 16 TAIs, comma separated
    # !!! Actually use only one PLMN
    TAI_LIST = ( 
         {MCC="208" ; MNC="92";  TAC = "1"; }                                   # YOUR TAI CONFIG HERE
    );
    
    
    NAS :
    {
        # 3GPP TS 33.401 section 7.2.4.3 Procedures for NAS algorithm selection
        # decreasing preference goes from left to right
        ORDERED_SUPPORTED_INTEGRITY_ALGORITHM_LIST = [ "EIA2" , "EIA1" , "EIA0" ];
        ORDERED_SUPPORTED_CIPHERING_ALGORITHM_LIST = [ "EEA0" , "EEA1" , "EEA2" ];
        
        # EMM TIMERS
        # T3402 start:
        # At attach failure and the attempt counter is equal to 5.
        # At tracking area updating failure and the attempt counter is equal to 5.
        # T3402 stop:
        # ATTACH REQUEST sent, TRACKING AREA REQUEST sent.
        # On expiry:
        # Initiation of the attach procedure, if still required or TAU procedure
        # attached for emergency bearer services.
        T3402                                 =  1                              # in minutes (default is 12 minutes)
        
        # T3412 start:
        # In EMM-REGISTERED, when EMM-CONNECTED mode is left.
        # T3412 stop:
        # When entering state EMM-DEREGISTERED or when entering EMM-CONNECTED mode.
        # On expiry:
        # Initiation of the periodic TAU procedure if the UE is not attached for
        # emergency bearer services. Implicit detach from network if the UE is
        # attached for emergency bearer services.
        T3412                                 =  54                             # in minutes (default is 54 minutes, network dependent)
        
        # ESM TIMERS
        T3485                                 =  8                              # UNUSED in seconds (default is 8s)
        T3486                                 =  8                              # UNUSED in seconds (default is 8s)
        T3489                                 =  4                              # UNUSED in seconds (default is 4s)
        T3495                                 =  8                              # UNUSED in seconds (default is 8s)
    };
    
    NETWORK_INTERFACES : 
    {
        # MME binded interface for S1-C or S1-MME  communication (S1AP), can be ethernet interface, virtual ethernet interface, we don't advise wireless interfaces
        MME_INTERFACE_NAME_FOR_S1_MME         = "lo";                        # YOUR NETWORK CONFIG HERE
        MME_IPV4_ADDRESS_FOR_S1_MME           = "127.0.1.10/8";            # YOUR NETWORK CONFIG HERE

        # MME binded interface for S11 communication (GTPV2-C)
        MME_INTERFACE_NAME_FOR_S11_MME        = "lo";                      # YOUR NETWORK CONFIG HERE
        MME_IPV4_ADDRESS_FOR_S11_MME          = "127.0.8.11/8";              # YOUR NETWORK CONFIG HERE
        MME_PORT_FOR_S11_MME                  = 2123;                           # YOUR NETWORK CONFIG HERE
    };
    
    LOGGING :
    {
        # OUTPUT choice in { "CONSOLE", "`path to file`", "`IPv4@`:`TCP port num`"} 
        # `path to file` must start with '.' or '/'
        # if TCP stream choice, then you can easily dump the traffic on the remote or local host: nc -l `TCP port num` > received.txt
        OUTPUT            = "CONSOLE";
        
        # THREAD_SAFE choice in { "yes", "no" } means use of thread safe intermediate buffer then a single thread pick each message log one
        # by one to flush it to the chosen output
        THREAD_SAFE       = "no";
        
        # COLOR choice in { "yes", "no" } means use of ANSI styling codes or no
        COLOR             = "yes";                                              # TODO
        
        # Log level choice in { "EMERGENCY", "ALERT", "CRITICAL", "ERROR", "WARNING", "NOTICE", "INFO", "DEBUG", "TRACE"} 
        SCTP_LOG_LEVEL    = "TRACE";
        S11_LOG_LEVEL     = "TRACE";
        GTPV2C_LOG_LEVEL  = "TRACE";
        UDP_LOG_LEVEL     = "TRACE";
        S1AP_LOG_LEVEL    = "TRACE";
        NAS_LOG_LEVEL     = "TRACE";
        MME_APP_LOG_LEVEL = "TRACE";
        S6A_LOG_LEVEL     = "TRACE";
        UTIL_LOG_LEVEL    = "TRACE";
        MSC_LOG_LEVEL     = "ERROR";
        ITTI_LOG_LEVEL    = "ERROR";
        
        # ASN1 VERBOSITY: none, info, annoying
        # for S1AP protocol
        ASN1_VERBOSITY    = "none";
    };
};

S-GW : 
{
    # S-GW binded interface for S11 communication (GTPV2-C), if none selected the ITTI message interface is used
    SGW_IPV4_ADDRESS_FOR_S11                = "127.0.8.1/8";            # YOUR NETWORK CONFIG HERE

};