Osmocom Open Build Service

open5gs_2.7.1.30.1111b.202405302026.dsc Deleted

@@ -1,39 +0,0 @@
-Format: 3.0 (native)
-Source: open5gs
-Binary: open5gs-common, open5gs-mme, open5gs-sgwc, open5gs-smf, open5gs-amf, open5gs-sgwu, open5gs-upf, open5gs-hss, open5gs-pcrf, open5gs-nrf, open5gs-scp, open5gs-sepp, open5gs-ausf, open5gs-udm, open5gs-pcf, open5gs-nssf, open5gs-bsf, open5gs-udr, open5gs, open5gs-dbg
-Architecture: any
-Version: 2.7.1.30.1111b.202405302026
-Maintainer: Harald Welte <laforge@gnumonks.org>
-Uploaders: Sukchan Lee <acetcom@gmail.com>
-Homepage: https://open5gs.org
-Standards-Version: 4.3.0
-Vcs-Browser: https://github.com/open5gs/open5gs
-Vcs-Git: git://github.com/open5gs/open5gs
-Build-Depends: debhelper (>= 11), git, pkg-config, meson (>= 0.43.0), cmake, flex, bison, libgnutls28-dev, libgcrypt-dev, libssl-dev, libidn11-dev, libmongoc-dev, libbson-dev, libsctp-dev, libyaml-dev, libmicrohttpd-dev, libcurl4-gnutls-dev, libnghttp2-dev, libtins-dev, libtalloc-dev
-Package-List:
- open5gs deb net optional arch=any
- open5gs-amf deb net optional arch=any
- open5gs-ausf deb net optional arch=any
- open5gs-bsf deb net optional arch=any
- open5gs-common deb net optional arch=any
- open5gs-dbg deb net optional arch=any
- open5gs-hss deb net optional arch=any
- open5gs-mme deb net optional arch=any
- open5gs-nrf deb net optional arch=any
- open5gs-nssf deb net optional arch=any
- open5gs-pcf deb net optional arch=any
- open5gs-pcrf deb net optional arch=any
- open5gs-scp deb net optional arch=any
- open5gs-sepp deb net optional arch=any
- open5gs-sgwc deb net optional arch=any
- open5gs-sgwu deb net optional arch=any
- open5gs-smf deb net optional arch=any
- open5gs-udm deb net optional arch=any
- open5gs-udr deb net optional arch=any
- open5gs-upf deb net optional arch=any
-Checksums-Sha1:
- d60b0555d5f044880d4e38158c8e987182612f18 14495156 open5gs_2.7.1.30.1111b.202405302026.tar.xz
-Checksums-Sha256:
- ab68e182799832b14b5094e936dc6eb5fccddbc7ded59bd53b641ebe2e696cd7 14495156 open5gs_2.7.1.30.1111b.202405302026.tar.xz
-Files:
- 7741c5a224c966090f74b0b21357db3b 14495156 open5gs_2.7.1.30.1111b.202405302026.tar.xz

open5gs_2.7.1.31.53a6.202405312026.dsc Added

@@ -0,0 +1,39 @@
+Format: 3.0 (native)
+Source: open5gs
+Binary: open5gs-common, open5gs-mme, open5gs-sgwc, open5gs-smf, open5gs-amf, open5gs-sgwu, open5gs-upf, open5gs-hss, open5gs-pcrf, open5gs-nrf, open5gs-scp, open5gs-sepp, open5gs-ausf, open5gs-udm, open5gs-pcf, open5gs-nssf, open5gs-bsf, open5gs-udr, open5gs, open5gs-dbg
+Architecture: any
+Version: 2.7.1.31.53a6.202405312026
+Maintainer: Harald Welte <laforge@gnumonks.org>
+Uploaders: Sukchan Lee <acetcom@gmail.com>
+Homepage: https://open5gs.org
+Standards-Version: 4.3.0
+Vcs-Browser: https://github.com/open5gs/open5gs
+Vcs-Git: git://github.com/open5gs/open5gs
+Build-Depends: debhelper (>= 11), git, pkg-config, meson (>= 0.43.0), cmake, flex, bison, libgnutls28-dev, libgcrypt-dev, libssl-dev, libidn11-dev, libmongoc-dev, libbson-dev, libsctp-dev, libyaml-dev, libmicrohttpd-dev, libcurl4-gnutls-dev, libnghttp2-dev, libtins-dev, libtalloc-dev
+Package-List:
+ open5gs deb net optional arch=any
+ open5gs-amf deb net optional arch=any
+ open5gs-ausf deb net optional arch=any
+ open5gs-bsf deb net optional arch=any
+ open5gs-common deb net optional arch=any
+ open5gs-dbg deb net optional arch=any
+ open5gs-hss deb net optional arch=any
+ open5gs-mme deb net optional arch=any
+ open5gs-nrf deb net optional arch=any
+ open5gs-nssf deb net optional arch=any
+ open5gs-pcf deb net optional arch=any
+ open5gs-pcrf deb net optional arch=any
+ open5gs-scp deb net optional arch=any
+ open5gs-sepp deb net optional arch=any
+ open5gs-sgwc deb net optional arch=any
+ open5gs-sgwu deb net optional arch=any
+ open5gs-smf deb net optional arch=any
+ open5gs-udm deb net optional arch=any
+ open5gs-udr deb net optional arch=any
+ open5gs-upf deb net optional arch=any
+Checksums-Sha1:
+ a97012cf9e439b68a15fb8ceede937df50b36760 14496312 open5gs_2.7.1.31.53a6.202405312026.tar.xz
+Checksums-Sha256:
+ c08b7cf43888f84e9b1156a6ba7a9d78bbc34b2e00d218a37e30377fa9ec3394 14496312 open5gs_2.7.1.31.53a6.202405312026.tar.xz
+Files:
+ f3ccd0165afa292c48f0ef5af3b32ac0 14496312 open5gs_2.7.1.31.53a6.202405312026.tar.xz

open5gs_2.7.1.30.1111b.202405302026.tar.xz/.tarball-version -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/.tarball-version Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/debian/changelog -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/debian/changelog Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/lib/gtp/xact.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/lib/gtp/xact.c Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/lib/gtp/xact.h -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/lib/gtp/xact.h Changed

@@ -58,6 +58,26 @@
  */
 typedef struct ogs_gtp_xact_s {
     ogs_lnode_t     node;           /**< A node of list */
+
+    /*
+     * Issues #3240
+     *
+     * SMF->SGW-C->MME: First Update Bearer Request
+     * MME->UE:         First Modify EPS bearer context request
+     * SMF->SGW-C->MME: Second Update Bearer Request
+     * MME->UE:         Second Modify EPS bearer context request
+     * UE->MME:         First Modify EPS bearer context accept
+     * MME->SGW-C->SMF: First Update Bearer Response
+     * UE->MME:         Second Modify EPS bearer context accept
+     * MME->SGW-C->SMF: Second Update Bearer Response
+     *
+     * In the above situation, while NAS-ESM messages are exchanged
+     * between the MME and UE, the bearer may have multiple transactions
+     * that need to be managed. to_update_node is used as a node
+     * in the Transaction List related to Update Bearer Request/Response.
+     */
+    ogs_lnode_t     to_update_node;
+
     ogs_pool_id_t   index;
 
     uint8_t gtp_version;            /**< 1 or 2 */

open5gs_2.7.1.30.1111b.202405302026.tar.xz/src/mme/mme-context.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/src/mme/mme-context.c Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/src/mme/mme-context.h -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/src/mme/mme-context.h Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/src/mme/mme-gtp-path.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/src/mme/mme-gtp-path.c Changed

@@ -427,7 +427,7 @@
 {
     int rv;
 
-    ogs_gtp_xact_t *xact = NULL;
+    ogs_gtp_xact_t *xact = NULL, *next_xact = NULL;
     mme_ue_t *mme_ue = NULL;
     sgw_ue_t *sgw_ue = NULL;
 
@@ -439,7 +439,27 @@
     ogs_assert(mme_ue);
     sgw_ue = mme_ue->sgw_ue;
     ogs_assert(sgw_ue);
-    xact = ogs_gtp_xact_cycle(bearer->update.xact);
+
+    /*
+     * Issues #3240
+     *
+     * SMF->SGW-C->MME: First Update Bearer Request
+     * MME->UE:         First Modify EPS bearer context request
+     * SMF->SGW-C->MME: Second Update Bearer Request
+     * MME->UE:         Second Modify EPS bearer context request
+     * UE->MME:         First Modify EPS bearer context accept
+     * MME->SGW-C->SMF: First Update Bearer Response
+     * UE->MME:         Second Modify EPS bearer context accept
+     * MME->SGW-C->SMF: Second Update Bearer Response
+     *
+     * After sending the Update Bearer Response, remove the corresponding
+     * Transaction Node from the list managed by the Bearer Context.
+     */
+    ogs_list_for_each_entry_safe(
+            &bearer->update.xact_list, next_xact, xact, to_update_node) {
+        ogs_list_remove(&bearer->update.xact_list, &xact->to_update_node);
+        break;
+    }
     if (!xact) {
         ogs_warn("GTP transaction(UPDATE) has already been removed");
         return OGS_OK;

open5gs_2.7.1.30.1111b.202405302026.tar.xz/src/mme/mme-path.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/src/mme/mme-path.c Changed

open5gs_2.7.1.30.1111b.202405302026.tar.xz/src/mme/mme-s11-handler.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/src/mme/mme-s11-handler.c Changed

@@ -59,6 +59,94 @@
     return OGS_NAS_ESM_CAUSE_NETWORK_FAILURE;
 }
 
+static void gtp_remote_holding_timeout(ogs_gtp_xact_t *xact, void *data)
+{
+    char bufOGS_ADDRSTRLEN;
+    mme_bearer_t *bearer = data;
+    uint8_t type;
+
+    ogs_assert(xact);
+    bearer = mme_bearer_cycle(bearer);
+    ogs_assert(bearer);
+
+    type = xact->seqxact->step-1.type;
+
+    ogs_warn("%d %s HOLDING TIMEOUT "
+            "for step %d type %d peer %s:%d",
+            xact->xid,
+            xact->org == OGS_GTP_LOCAL_ORIGINATOR ? "LOCAL " : "REMOTE",
+            xact->step, type,
+            OGS_ADDR(&xact->gnode->addr, buf),
+            OGS_PORT(&xact->gnode->addr));
+
+    /*
+     * Issues #3240
+     *
+     * SMF->SGW-C->MME: First Update Bearer Request
+     * MME->UE:         First Modify EPS bearer context request
+     * SMF->SGW-C->MME: Second Update Bearer Request
+     * MME->UE:         Second Modify EPS bearer context request
+     * UE->MME:         First Modify EPS bearer context accept
+     * MME->SGW-C->SMF: First Update Bearer Response
+     * UE->MME:         Second Modify EPS bearer context accept
+     * MME->SGW-C->SMF: Second Update Bearer Response
+     */
+    switch (type) {
+    case OGS_GTP2_UPDATE_BEARER_REQUEST_TYPE:
+        /*
+         * In this case, a timeout occurs while waiting
+         * for Modify EPS bearer context accept from UE.
+         *
+         * If the UE does not send a Modify EPS bearer context accept,
+         * the MME fails to send an Update Bearer Response.
+         *
+         * Therefore, we need to delete the Transaction Node
+         * that was managed by the Bearer Context from the List.
+         */
+        if (ogs_list_exists(
+                    &bearer->update.xact_list,
+                    &xact->to_update_node) == true) {
+            ogs_list_remove(&bearer->update.xact_list, &xact->to_update_node);
+        } else {
+            ogs_error("%d %s HAVE ALREADY BEEN REMOVED "
+                    "for step %d type %d peer %s:%d",
+                    xact->xid,
+                    xact->org == OGS_GTP_LOCAL_ORIGINATOR ? "LOCAL " : "REMOTE",
+                    xact->step, type,
+                    OGS_ADDR(&xact->gnode->addr, buf),
+                    OGS_PORT(&xact->gnode->addr));
+        }
+        break;
+    case OGS_GTP2_UPDATE_BEARER_RESPONSE_TYPE:
+        /*
+         * The following is the case where the UE sends
+         * Modify EPS bearer context accept to the MME.
+         *
+         * In this case, the MME sends Update Bearer Response
+         * to SGW-C and deletes the Transaction Node.
+         *
+         * Therefore, there is no need to delete the Transaction Node
+         * from the list managed by the Bearer Context here.
+         */
+        if (ogs_list_exists(
+                    &bearer->update.xact_list,
+                    &xact->to_update_node) == true) {
+            ogs_error("%d %s SHOULD HAVE REMOVED "
+                    "for step %d type %d peer %s:%d",
+                    xact->xid,
+                    xact->org == OGS_GTP_LOCAL_ORIGINATOR ? "LOCAL " : "REMOTE",
+                    xact->step, type,
+                    OGS_ADDR(&xact->gnode->addr, buf),
+                    OGS_PORT(&xact->gnode->addr));
+        }
+        break;
+    default:
+        ogs_fatal("Unknown type%d", type);
+        ogs_assert_if_reached();
+        break;
+    }
+}
+
 void mme_s11_handle_echo_request(
         ogs_gtp_xact_t *xact, ogs_gtp2_echo_request_t *req)
 {
@@ -1045,13 +1133,31 @@
     }
 
     /*
-     * Save Transaction. It will be handled after EMM-attached
+     * Issues #3240
      *
-     * You should not remove OLD bearer->xact.
-     * If GTP-xact Holding timer is expired,
-     * OLD bearer->xact memory will be automatically removed.
+     * SMF->SGW-C->MME: First Update Bearer Request
+     * MME->UE:         First Modify EPS bearer context request
+     * SMF->SGW-C->MME: Second Update Bearer Request
+     * MME->UE:         Second Modify EPS bearer context request
+     * UE->MME:         First Modify EPS bearer context accept
+     * MME->SGW-C->SMF: First Update Bearer Response
+     * UE->MME:         Second Modify EPS bearer context accept
+     * MME->SGW-C->SMF: Second Update Bearer Response
+     *
+     * If the UE does not send a Modify EPS bearer context accept,
+     * the MME cannot send an Update Bearer Response to the SGW-C.
+     *
+     * In this case, REMOTE holding timeout occurs, and a callback function
+     * is registered as follows to free memory.
+     *
+     * Also, as shown above, multiple Update Bearer Request/Response can occur,
+     * so we manage the Transaction Node as a list within the Bearer Context.
      */
-    bearer->update.xact = xact;
+
+    xact->cb = gtp_remote_holding_timeout;
+    xact->data = bearer;
+
+    ogs_list_add(&bearer->update.xact_list, &xact->to_update_node);
 
     if (req->bearer_contexts.bearer_level_qos.presence == 1) {
         /* Bearer QoS */

open5gs_2.7.1.30.1111b.202405302026.tar.xz/tests/volte/rx-test.c -> open5gs_2.7.1.31.53a6.202405312026.tar.xz/tests/volte/rx-test.c Changed

@@ -3410,6 +3410,398 @@
 }
 #endif
 
+static void test_issues3240_func(abts_case *tc, void *data)
+{
+    int rv;
+    ogs_socknode_t *s1ap;
+    ogs_socknode_t *gtpu;
+    ogs_pkbuf_t *emmbuf;
+    ogs_pkbuf_t *esmbuf;
+    ogs_pkbuf_t *sendbuf;
+    ogs_pkbuf_t *recvbuf;
+    ogs_s1ap_message_t message;
+
+    uint8_t *rx_sid = NULL;
+
+    ogs_nas_5gs_mobile_identity_suci_t mobile_identity_suci;
+    test_ue_t *test_ue = NULL;
+    test_sess_t *sess = NULL;
+    test_bearer_t *bearer = NULL;
+
+    uint32_t enb_ue_s1ap_id;
+    uint64_t mme_ue_s1ap_id;
+
+    bson_t *doc = NULL;
+
+    /* Setup Test UE & Session Context */
+    memset(&mobile_identity_suci, 0, sizeof(mobile_identity_suci));
+
+    mobile_identity_suci.h.supi_format = OGS_NAS_5GS_SUPI_FORMAT_IMSI;
+    mobile_identity_suci.h.type = OGS_NAS_5GS_MOBILE_IDENTITY_SUCI;
+    mobile_identity_suci.routing_indicator1 = 0;
+    mobile_identity_suci.routing_indicator2 = 0xf;
+    mobile_identity_suci.routing_indicator3 = 0xf;
+    mobile_identity_suci.routing_indicator4 = 0xf;
+    mobile_identity_suci.protection_scheme_id = OGS_PROTECTION_SCHEME_NULL;
+    mobile_identity_suci.home_network_pki_value = 0;
+
+    test_ue = test_ue_add_by_suci(&mobile_identity_suci, "1032548691");
+    ogs_assert(test_ue);
+
+    test_ue->e_cgi.cell_id = 0x1079baf;
+    test_ue->nas.ksi = 0;
+    test_ue->nas.value = OGS_NAS_ATTACH_TYPE_COMBINED_EPS_IMSI_ATTACH;
+
+    test_ue->k_string = "465b5ce8b199b49faa5f0a2ee238a6bc";
+    test_ue->opc_string = "e8ed289deba952e4283b54e88e6183ca";
+
+    sess = test_sess_add_by_apn(test_ue, "internet", OGS_GTP2_RAT_TYPE_EUTRAN);
+    ogs_assert(sess);
+
+    /* eNB connects to MME */
+    s1ap = tests1ap_client(AF_INET);
+    ABTS_PTR_NOTNULL(tc, s1ap);
+
+    /* eNB connects to SGW */
+    gtpu = test_gtpu_server(1, AF_INET);
+    ABTS_PTR_NOTNULL(tc, gtpu);
+
+    /* Send S1-Setup Reqeust */
+    sendbuf = test_s1ap_build_s1_setup_request(
+            S1AP_ENB_ID_PR_macroENB_ID, 0x54f64);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive S1-Setup Response */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(NULL, recvbuf);
+
+    /********** Insert Subscriber in Database */
+    doc = test_db_new_ims(test_ue);
+    ABTS_PTR_NOTNULL(tc, doc);
+    ABTS_INT_EQUAL(tc, OGS_OK, test_db_insert_ue(test_ue, doc));
+
+    /* Send Attach Request */
+    memset(&sess->pdn_connectivity_param,
+            0, sizeof(sess->pdn_connectivity_param));
+    sess->pdn_connectivity_param.eit = 1;
+    sess->pdn_connectivity_param.request_type =
+        OGS_NAS_EPS_REQUEST_TYPE_INITIAL;
+    esmbuf = testesm_build_pdn_connectivity_request(
+            sess, false, OGS_NAS_EPS_PDN_TYPE_IPV4V6);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+
+    memset(&test_ue->attach_request_param,
+            0, sizeof(test_ue->attach_request_param));
+    test_ue->attach_request_param.drx_parameter = 1;
+    test_ue->attach_request_param.ms_network_capability = 1;
+    test_ue->attach_request_param.tmsi_status = 1;
+    test_ue->attach_request_param.mobile_station_classmark_2 = 1;
+    test_ue->attach_request_param.ue_usage_setting = 1;
+    emmbuf = testemm_build_attach_request(test_ue, esmbuf, true, false);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+
+    memset(&test_ue->initial_ue_param, 0, sizeof(test_ue->initial_ue_param));
+    sendbuf = test_s1ap_build_initial_ue_message(
+            test_ue, emmbuf, S1AP_RRC_Establishment_Cause_mo_Signalling, false);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Authentication Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Authentication response */
+    emmbuf = testemm_build_authentication_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Security mode Command */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Security mode complete */
+    test_ue->mobile_identity_imeisv_presence = true;
+    emmbuf = testemm_build_security_mode_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive ESM Information Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send ESM Information Response */
+    sess->esm_information_param.pco = 1;
+    esmbuf = testesm_build_esm_information_response(sess);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive InitialContextSetupRequest +
+     * Attach Accept +
+     * Activate Default Bearer Context Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send UE Capability Info Indication */
+    sendbuf = tests1ap_build_ue_radio_capability_info_indication(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send InitialContextSetupResponse */
+    sendbuf = test_s1ap_build_initial_context_setup_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Attach Complete + Activate default EPS bearer cotext accept */
+    test_ue->nr_cgi.cell_id = 0x1234502;
+    bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
+    ogs_assert(bearer);
+    esmbuf = testesm_build_activate_default_eps_bearer_context_accept(
+            bearer, false);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    emmbuf = testemm_build_attach_complete(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive EMM information */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send GTP-U ICMP Packet */
+    rv = test_gtpu_send_ping(gtpu, bearer, TEST_PING_IPV4);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive GTP-U ICMP Packet */
+    recvbuf = test_gtpu_read(gtpu);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    ogs_pkbuf_free(recvbuf);
+
+    /* Send PDN Connectivity Request */
+    sess = test_sess_add_by_apn(test_ue, "ims", OGS_GTP2_RAT_TYPE_EUTRAN);
+    ogs_assert(sess);
+    sess->pti = 5;
+
+    sess->pdn_connectivity_param.apn = 1;
+    sess->pdn_connectivity_param.pco = 1;
+    sess->pdn_connectivity_param.request_type =

Changes of Revision 710