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             *          A default EPS bearer is setup as result of attachment
             *          This forces the Create Session and Modify Bearer ProcedureTrigger MME (or simulator) initiates the Echo Request Procedure with an error
             *      }
             *      then {
             *          Verify that the MME sends Create Session Request and receives the Create Session Response
             *          and, verify that the MME sends the Modify Bearer Request and receives the Modify Bearer Response as part of the Attach procedure
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_01
             * @reference   ETSI TS 129 274, clauses 7.2.1, 7.2.2, 7.2.7, 7.2.8
             */
            
            /**
             * @desc    Validate that S-GW is able to request the MME to start Create Bearer Request Procedure.
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_MME and PICS_MME_CREATE_SESSION_REQUEST and PICS_MME_CREATE_BEARER_RESPONSE and PICS_MME_MODIFY_BEARER_REQUEST
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE are available.
             *      MME is configured the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network. During the attach procedure the S-GW sends the Create Bearer Request message to the MME as part of the Dedicated Bearer Activation Procedure.
             *      The QoS parameter is updated in the P-GW. 
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          An IP-CAN Session Modification or,
             *          the PDN-GW may apply local QoS policy (change over PDN-GW OAM the QoS parameter for this UE)
             *      }
             *      then {
             *          Verify that the MME sends back a Create Bearer Response message to the S-GW
             *          and, verify that, in the case where dynamic PCC is deployed, the PCRF sends a PCC decision provision (QoS policy) message to the PDN GW
             *          or, verify that, in the case where dynamic PCC is not deployed, the PDN GW may apply local QoS policy
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_02
             * @reference   ETSI TS 129 274, clauses 7.2.3, 7.2.4
             * @reference   ETSI TS 123.401, clauses 5.4.1
             */
            
            /**
             * @desc    Validate that a Bearer Resource Command message shall be sent from a MME to a S-GW and forwarded to the PDN-GW as a part of the UE requested bearer resource allocation procedure or UE requested bearer resource modification procedure.
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE are available.
             *      MME is configured the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The user starts an application on the UE and then changes to a different application (e.g. from Web browsing to FTP)
             *      }
             *      then {
             *          Verify that the IUT sends a Bearer Resource Command to the S-GW
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_03
             * @reference   ETSI TS 129 274, clauses 7.2.5
             * @reference   ETSI TS 123.401, clauses 5.4.5
             */
            /**
             * @desc    Validate that a Bearer Resource Command message shall be sent from a MME to a S-GW and forwarded to the PDN-GW as a part of the UE requested bearer resource allocation procedure or UE requested bearer resource modification procedure.
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_BEARER_RESOURCE_FAILURE_INDICATION
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      CORE, RAN, and one UE available.
             *      MME is configured with the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      The resources or the memory in the PDN-GW shall be limited via the OAM interface in order to trigger the Bearer Resource Failure Indication.
             *      UE attaches to the network.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The user changes the application being used on the UE.  For example, the user changes the application being used on the UE from web browsing to FTP
             *      }
             *      then {
             *          Verify that the PDN-GW sends back the Bearer Resource Failure Indication with cause value
             *          and, the IUT sends the Bearer Resource Failure Indication to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_04
             * @reference   ETSI TS 129 274, clauses 7.2.6
             */
            
            /**
             * @desc    Check the exchange of Delete Session Request/Response after NAS Detach Request
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_SESSION_RESPONSE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available.
             *      MME is configured with the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The UE is switched off
             *      }
             *      then {
             *          Verify that the IUT forwards the Delete Session Request to the PDN-GW
             *          and, the S-GW sends the Delete Session Response to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_05
             * @reference   ETSI TS 129 274, clauses 7.2.9.1 & 7.2.10.1
             * @reference   ETSI TS 123.401, clauses 5.3.8.2
             */
            
            /**
             * @desc    Check the exchange of Delete Bearer Request/Response as part of the PDN-GW initiated bearer deactivation procedure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_BEARER_REQUEST
             * Config Id: CF03
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available.
             *      OAM access to PDN-GW database is required to modify QoS parameters.
             *      MME is configured with the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network and is in the ECM-CONNECTED state.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives the Delete Bearer Request from the P-GW
             *      }
             *      then {
             *          Verify that the IUT sends a Delete Bearer Request to the MME
             *          and, the IUT forwards the Delete Bearer Response to the P-GW
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_06
             * @reference   ETSI TS 129 274, clauses 7.2.9.2 & 7.2.10.2
             * @reference   ETSI TS 123.401, clauses 5.4.4
             */
            
            /**
             * @desc    Check that the Serving GW sends a Downlink Data Notification message to the MME for which it has control plane connectivity for a given UE
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DOWNLINK_DATA_NOTIFICATION
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE is required.
             *      MME is configured with the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network and is in an ECM-IDLE (inactive) state.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a data packet from the EPC (Internet) to the UE
             *      }
             *      then {
             *          Verify that the IUT sends a Downlink Data Notification to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_07
             * @reference   ETSI TS 129 274, clauses 7.2.11.1 & 7.2.11.2
             * @reference   ETSI TS 123.401, clauses 5.3.4.3
             */
            
            /**
             * @desc    Check that the Serving GW sends a Downlink Data Notification message to the MME for which it has control plane connectivity for a given UE
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DOWNLINK_DATA_NOTIFICATION
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE is required.
             *      MME is configured with the GTP Tunnel Parameter.
             *      S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE attaches to the network and is in an ECM-IDLE (inactive) state.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a data packet from the EPC (Internet) to the UE
             *      }
             *      then {
             *          Verify that the IUT sends a Downlink Data Notification to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_08
             * @reference   ETSI TS 129 274, clauses 7.2.11.3
             * @reference   ETSI TS 123.401, clauses 5.3.4.3
             */
            
            /**
             * @desc    Verify that, as a result of S1-based handover, the Delete Indirect Data Forwarding Tunnel Request message is sent on the S4/S11 interface by the SGSN/MME to the S-GW to delete the Indirect Forwarding Tunnels in the Source S-GW/Target S-GW 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_INDIRECT_DATA_FORWARDING_TUNNEL_RESPONSE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC and one UE available. For the RAN portion, two eNBs connected over two S1 interfaces where each eNB has one cell is required.
             *      An MME is configured with the GTP Tunnel Parameter.
             *      An S-GW is configured with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach the UE to the network and verify it is in ECM-CONNECTED state
             *      The UE performs an S1 handover to the cell of the second eNB
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Delete Indirect Data Forwarding Tunnel Request message
             *      }
             *      then {
             *          Verify that the IUT sends a Delete Indirect Data Forwarding Tunnel Response message to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_09
             * @reference   ETSI TS 129 274, clauses 7.2.12 & 7.2.13
             * @reference   ETSI TS 123.401, clauses 5.5.1.2.2
             */
            
            /**
             * @desc    Verify that the Modify Bearer Command procedure is triggering the Bearer Modificaiton Procedure with Bearer QoS Update
             *          This procedure is part of the HSS Initiated Subscribed QoS Modification procedure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_UPDATE_BEARER_REQUEST
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Turn on the UE.  Verify the UE is in ECM-IDLE mode.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Modify Bearer Command message from the MME
             *      }
             *      then {
             *          Verify that the IUT starts the Bearer Modification Procedure with Bearer QoS Update
             *          and, verify the IUT sends a successful Update Bearer Response message  
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_10
             * @reference   ETSI TS 129 274, clauses 7.2.14
             * @reference   ETSI TS 123.401, clauses 5.4.2.2.1
             */
            
            /**
             * @desc    Verify that the Modify Bearer Failure Indication shall be sent on the S11 interface by the S-GW to the MME as part of the failure of HSS Initiated Subscribed QoS Modificaiton procedure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_MODIFY_BEARER_FAILURE_INDICATION
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Turn on the UE.  Verify the UE is in ECM-IDLE mode.
             *      Via the OAM interface of the P-GW modify the avialiable resources or memory in the P-GW so they are not available
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Modify Bearer Command message from the MME
             *      }
             *      then {
             *          Verify that the IUT sends back a Modify Bearer Failure Indication
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_11
             * @reference   ETSI TS 129 274, clauses 7.2.14
             * @reference   ETSI TS 123.401, clauses 5.4.2.2.1
             */
            
            /**
             * @desc    Verify for GTP based on S5/S8 (not PMIP), the Update Bearer Request is sent by the P-GW to the S-GW and then forwarded to the MME 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_UPDATE_BEARER_REQUEST
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Turn on the UE.  Verify it is in ECM-IDLE mode.
             *      Verify the results described in the “Expect Results” section of this test.
             *      Attach the UE to the network.  Verify it is in ECM-CONNECTED mode
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives an Update Bearer Request message from the P_GW
             *      }
             *      then {
             *          Verify that the IUT sends the Update Bearer Request message to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_12
             * @reference   ETSI TS 129 274, clauses 7.2.15 & 7.2.16
             * @reference   ETSI TS 123.401, clauses 5.4.2.1 & 5.4.3
             */
            
            /**
             * @desc    Verify that a Delete Bearer Command message is sent on the S11 interface by the MME to the S-GW as a part of the eNB requested bearer release or MME-Initated Dedicated Bearer Deactivation procedure 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_BEARER_REQUEST
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach a UE to the network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Delete Bearer Command message from MME
             *      }
             *      then {
             *          Verify that the IUT sends a Delete Bearer Command message to the P-GW
             *          and, verifiy that the IUT sends a Delete Bearer Request to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_13
             * @reference   ETSI TS 129 274, clauses 7.2.17.1
             * @reference   ETSI TS 123.401, clauses 5.4.4.2
             */
            
            /**
             * @desc    Verify that a Delete Bearer Failure Indicaiton is sent on the S11 interface by the S-GW to the MME as part of the failure of an eNB requested bearer release or MME Inititated Dedicated Bearer Deactivation procedure 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_BEARER_FAILURE_INDICATION
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach a UE to the network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Delete Bearer Command message from MME indicating an invalid bearer context
             *      }
             *      then {
             *          Verify that the IUT does not sends a Delete Bearer Command message to the P-GW
             *          and, verifiy that the IUT sends a Delete Bearer Failure Indication to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_14
             * @reference   ETSI TS 129 274, clauses 7.2.17.2 & 7.2.17.2
             * @reference   ETSI TS 123.401, clauses 5.4.4.2
             */
            
            /**
             * @desc    Verify that the Create Indirect Data Forwarding Tunnel Request message is sent on the S11 interface by the MME to the S-GW as part of a handover procedure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_CREATE_INDIRECT_DATA_FORWARDING_TUNNEL_RESPONSE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach a UE to the network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a the Create Indirect Data Forwarding Tunnel Request message from the MME
             *      }
             *      then {
             *          Verify that the IUT sends a the Create Indirect Data Forwarding Tunnel Response message to the MME
             *          and, verify that the UE's S-GW context are not affected 
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_15
             * @reference   ETSI TS 129 274, clauses 7.2.21 & 7.2.22
             * @reference   ETSI TS 123.401, clauses 5.3.5
             */
            
            /**
             * @desc    Verify that all logical S1-AP signalling (S1 – MME) and all S1 bearers over S1-U are released for a given data session.  Verify that the UE changes from ECM-CONNECTED state to ECM-IDLE state.  Also verify that all UE related context information is deleted in the eNB
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_RELEASE_ACCESS_BEARERS_RESPONSE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach a UE to the network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Release Access Bearers Request message from MME
             *      }
             *      then {
             *          Verify that the IUT sends a Release Access Bearers Response message to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_16
             * @reference   ETSI TS 129 274, clauses 7.2.21 & 7.2.22
             * @reference   ETSI TS 123.401, clauses 5.3.5
             */
            
            /**
             * @desc    Verify that a Stop Paging Indication message is sent on the S11/S4 interface by the S-GW to the MME/SGSN as part of the network triggered service request procedure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_STOP_PAGING_INDICATION
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      UE is in ECM-IDLE state (no data is being exchanged) on E-UTRA network.
             *      UE should be attached to a UTRA network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receives a Stop Paging Request message from MME
             *      }
             *      then {
             *          Verify that the IUT sends a Release Access Bearers Response message to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TM_17
             * @reference   ETSI TS 129 274, clauses 7.2.23
             * @reference   ETSI TS 123.401, clauses 5.3.4.3
             */
            
        } // End of group tunnelManagement 
        
        group csFallbackAndSrvcc { 
            
            /**
             * @desc    Verify that the Suspend Notification message is sent on the S11 interface by the MME to the S-GW as part of the 1xRTT CS fallback procedures
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_SUSPEND_ACKNOWLEDGE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      CDMA 2000 1xRTT network as a neighbor RAT or a simulation of 1xRTT base station.
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes
             *      Attach UE to the network
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receive a Suspend Notification from the MME 
             *      }
             *      then {
             *          Verify that the IUT sends the Suspend Acknowledge to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_CSF_SRVCC_01 TP_CSF_SRVCC_01
             * @reference   ETSI TS 129 274, clauses 7.4.1 & 7.4.2
             * @reference   ETSI TS 123 216, clauses 6.1.3
             */
            
            /**
             * @desc    Verify that the Resume Notification message is sent on the S11 interface by the MME to the S-GW as part of the resume procedure upon returning from CS fallback to E-UTRA.
             *          Verify after receiving a Resume Notification message from the MME, the S-GW forwards packets it receives from the P-GW for the UE
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_RESUME_ACKNOWLEDGE
             * Config Id: CF02
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      CDMA 2000 1xRTT network as a neighbor RAT or a simulation of 1xRTT base station.
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Setup a call on E-UTRA system
             *      Force the UE to perform CSFB to CDMA2000 1xRTT network (or emulator)
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receive a Resume Notification from the MME 
             *      }
             *      then {
             *          Verify that he IUT sends the Resume Notification to the S-GW
             *          and verify that forwards packets it receives from the P-GW for the UE
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_CSF_SRVCC_01 TP_CSF_SRVCC_02
             * @reference   ETSI TS 129 274, clauses 7.4.3 & 7.4.4
             */
            
        } // End of group csFallbackAndSrvcc
        
        group non3gppAccess { 
            
            /**
             * @desc    Verify that a Create Forwarding Tunnel Request message is sent by the MME to a Serving GW as a part of the MME configuration of resources for indirect data forwarding during active handover procedure from E-UTRA to CDMA2000 HPRD access
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_CREATE_FORWARDING_TUNNEL_RESPONSE
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      CDMA 2000 HRPD network as a neighbor RAT or a simulation of HRPD base station.
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Verify handover parameters are properly configured
             *      Attach UE to the E-UTRA network
             *      Start a data session (e.g. FTP)
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          The IUT receive a Suspend Notification from the MME 
             *      }
             *      then {
             *          Verify that the IUT sends the Suspend Acknowledge to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_CSF_SRVCC_01 TP_N3GPP_AR_01
             * @reference   ETSI TS 129 274, clauses 7.5.1 & 7.5.2
             * @reference   ETSI TS 123 402, clauses 9.3.2
             */
            
        } // End of group non3gppAccess
        
        group restorationAndRecovery { 
            
            /**
             * @desc    Procedures during MME/S-GW partial failure
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW and PICS_SGW_DELETE_PDN_CONNECTION_SET_REQUEST
             * Config Id: CF01
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach the UE to the network.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          Trigger a Delete PDN Connection Set Request from the MME 
             *      }
             *      then {
             *          Verify that the IUT sends the Delete PDN Connection Set Response to the MME
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_RR_01
             * @reference   ETSI TS 129 274, clauses 7.9.1 & 7.9.2
             * @reference   ETSI TS 123 007, clauses 14.3 & 16.2
             */
            
        } // End of group restorationAndRecovery
        
        group traceManagement { 
            
            /**
             * @desc    Verify that the Trace Session Activation message is sent on the S11/S4 by the MME/SGSN to the S-GW, and on S5/S8 by the S-GW to the P-GW when session trace is activated for a particular IMSI or IMEI for a UE that is attached and active or attached and idle 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW
             * Config Id: CF04
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach the UE to the network.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          Via the MME OAM interface start the trace session activation procedure
             *      }
             *      then {
             *          Verify that the IUT sends a Trace Session Activation message to the P-GW
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TMM_01
             * @reference   ETSI TS 129 274, clauses 7.12.1
             */
            
            /**
             * @desc    Verify that the Trace Session Activation message is sent on the S11/S4 by the MME/SGSN to the S-GW, and on S5/S8 by the S-GW to the P-GW when session trace is activated for a particular IMSI or IMEI for a UE that is attached and active or attached and idle 
             * <pre>
             * Pics Selection: PICS_S11_IUT_IS_SGW
             * Config Id: CF04
             * Initial conditions:
             *  with {
             *      EPC, RAN, and one UE available. 
             *      Configured the MME with the GTP Tunnel Parameter.
             *      Configure the S-GW with the GTP Tunnel Parameter.
             *      Verify IP connectivity between the two nodes.
             *      Attach the UE to the network.
             *      If not already started, via the MME OAM interface start the trace session activation procedure.
             *  }
             * Expected behaviour:
             *  ensure that {
             *      when {
             *          Via the MME OAM interface start the trace session deactivation procedure
             *      }
             *      then {
             *          Verify that the IUT sends a Trace Session Deactivation message to the P-GW
             *      }
             *  }
             * </pre>
             * @verdict pass on success, inconc on timeout, fail otherwise
             *
             * @see         ETSI TS 103 202-2 V0.0.2 (2014-03), TP_TMM_02
             * @reference   ETSI TS 129 274, clauses 7.12.1
             */
            
        } // End of group traceManagement
        
    } // End of group sgwRole 
    
} // End of module AtsGtpv2C_TestCases
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