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We are not getting any Uplink throughput for n_prb= 100, 75. #1364

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Ved-star opened this issue Jul 19, 2024 Discussed in #1176 · 0 comments
Open

We are not getting any Uplink throughput for n_prb= 100, 75. #1364

Ved-star opened this issue Jul 19, 2024 Discussed in #1176 · 0 comments

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@Ved-star
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HI,

I am using srsRAN_4G version 23.11 & LimeSDR Mini 2.0, tried to run the TCP/UDP downlink & uplink throughput.
DL is mostly stable but we are not getting any throughput in Uplink.

Enb.log snap:-

mohammedsujith@alelap230:/tmp$ cat enb.log
2024-07-18T10:21:31.640224 [ENB ] [I] Using binary ./srsenb with arguments: /home/mohammedsujith/.config/srsran/enb.conf
2024-07-18T10:21:31.685999 [ENB ] [I] Built in Release mode using commit ec29b0c on branch master.
2024-07-18T10:21:31.754393 [COMN ] [D] [ 0] Successfully bound to address 127.0.1.1:2152
2024-07-18T10:21:31.754407 [COMN ] [D] [ 0] RxSockets: socket fd=6 has been registered.
2024-07-18T10:21:31.754436 [COMN ] [D] [ 0] Opened SCTP socket=7
2024-07-18T10:21:31.754442 [COMN ] [D] [ 0] Setting RTO_INFO options on SCTP socket. Association 0, Initial RTO 3000, Minimum RTO 1000, Maximum RTO 6000
2024-07-18T10:21:31.754445 [COMN ] [D] [ 0] Setting SCTP_INITMSG options on SCTP socket. Max attempts 3, Max init attempts timeout 5000
2024-07-18T10:21:31.754453 [COMN ] [D] [ 0] Successfully bound to address 127.0.1.1:0
2024-07-18T10:21:31.754525 [COMN ] [I] [ 0] Failed to establish socket connection to 127.0.1.100
2024-07-18T10:21:31.756339 [COMN ] [W] [ 0] RxSockets: The socket fd=7 to be removed does not exist
2024-07-18T10:21:31.756360 [COMN ] [D] [ 0] Socket=7 was closed.
2024-07-18T10:21:38.243574 [RRC ] [E] MME isn't connected. Sending Connection Reject
2024-07-18T10:21:45.965533 [COMN ] [D] [ 0] Opened SCTP socket=19
2024-07-18T10:21:45.965543 [COMN ] [D] [ 0] Setting RTO_INFO options on SCTP socket. Association 0, Initial RTO 3000, Minimum RTO 1000, Maximum RTO 6000
2024-07-18T10:21:45.965546 [COMN ] [D] [ 0] Setting SCTP_INITMSG options on SCTP socket. Max attempts 3, Max init attempts timeout 5000
2024-07-18T10:21:45.965563 [COMN ] [D] [ 0] Successfully bound to address 127.0.1.1:0
2024-07-18T10:21:45.965829 [COMN ] [D] [ 0] RxSockets: socket fd=19 has been registered.
2024-07-18T10:22:15.144463 [RLC ] [W] SRB1: Signaling max number of reTx=4 for SN=1
2024-07-18T10:22:28.378275 [S1AP ] [W] UE context for RNTI:0x47 is in zombie state. Releasing...
2024-07-18T10:22:29.143256 [S1AP ] [W] UE context for RNTI:0x48 is in zombie state. Releasing...
2024-07-18T10:23:05.263888 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:09.810356 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:14.513248 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:17.947726 [MAC ] [W] [ 9803] SCHED: Could not transmit RAR within the window (RA=9751, Window=[9754, 9764), RAR=9807
2024-07-18T10:23:18.055731 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:19.533905 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:24.078532 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:27.656706 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:49.239644 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:53.238075 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:54.733433 [MAC ] [W] [ 5620] UE buffers: Removing old buffer tti=5615, interval=13
2024-07-18T10:23:54.733567 [MAC ] [W] [ 5621] UE buffers: Removing old buffer tti=5616, interval=13
2024-07-18T10:23:54.735090 [MAC ] [W] [ 5623] UE buffers: Removing old buffer tti=5617, interval=14
2024-07-18T10:23:54.735091 [MAC ] [W] [ 5623] UE buffers: Removing old buffer tti=5618, interval=13
2024-07-18T10:23:54.736152 [MAC ] [W] [ 5624] UE buffers: Removing old buffer tti=5619, interval=13
2024-07-18T10:23:54.763086 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:23:58.443104 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:24:01.045152 [RRC ] [W] Not adding NAS message to connection reconfiguration. E-RAB id 5
2024-07-18T10:24:05.585207 [RRC ] [W] Not adding NAS message to connection reconfiguratimohammedsujith@alelap230:/tmp$

Epc log Snap:-

2024-07-18T10:24:05.585207 [RRC ] [W] Not adding NAS message to connection reconfiguratimohammedsujith@alelap230:/tmp$ cat epc.log
2024-07-18T10:21:38.728891 [EPC ] [I]

Built in Release mode using commit ec29b0c on branch master.

--- Software Radio Systems EPC log ---

2024-07-18T10:21:38.728897 [EPC ] [I] Using binary srsepc with arguments: /home/mohammedsujith/.config/srsran/epc.conf
2024-07-18T10:21:38.729091 [HSS ] [I] Opened DB file: /root/.config/srsran/user_db.csv
2024-07-18T10:21:38.729314 [HSS ] [I] HSS Initialized. DB file /root/.config/srsran/user_db.csv, MCC: 63897, MNC: 65392
2024-07-18T10:21:38.729415 [S1AP ] [I] S1-MME Initializing
2024-07-18T10:21:38.729595 [COMN ] [D] [ 0] Successfully bound to address 127.0.1.100:36412
2024-07-18T10:21:38.729664 [S1AP ] [I] S1AP Initialized
2024-07-18T10:21:38.729666 [MME GTPC] [I] Initializing MME S11 interface.
2024-07-18T10:21:38.729691 [MME GTPC] [I] MME S11 Initialized
2024-07-18T10:21:38.729708 [MME GTPC] [I] MME GTP-C Initialized
2024-07-18T10:21:38.729715 [S1AP ] [I] MME Initialized. MCC: 0xf999, MNC: 0xff70
2024-07-18T10:21:38.729769 [GTPU ] [I] TUN file descriptor = 6
2024-07-18T10:21:38.739135 [GTPU ] [I] Initialized SGi interface
2024-07-18T10:21:38.739378 [GTPU ] [I] S1-U socket = 7
2024-07-18T10:21:38.739423 [GTPU ] [I] S1-U IP = 127.0.1.100, Port = 2152
2024-07-18T10:21:38.739424 [GTPU ] [I] Initialized S1-U interface
2024-07-18T10:21:38.739424 [GTPU ] [I] SPGW GTP-U Initialized.
2024-07-18T10:21:38.739439 [SPGW GTPC] [I] Initializing SPGW S11 interface.
2024-07-18T10:21:38.739968 [SPGW GTPC] [I] SPGW S11 Initialized.
2024-07-18T10:21:38.739976 [SPGW ] [I] SP-GW Initialized.
2024-07-18T10:21:38.797046 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:21:42.851455 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:21:45.966011 [S1AP ] [I] Received S1AP msg. Size: 49
2024-07-18T10:21:45.966148 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:21:45.966150 [S1AP ] [I] Received S1 Setup Request.
2024-07-18T10:21:45.966168 [S1AP ] [I] Received S1 Setup Request.
2024-07-18T10:21:45.966180 [S1AP ] [I] S1 Setup Request - eNB Name: srsenb01, eNB id: 0x19b
2024-07-18T10:21:45.966182 [S1AP ] [I] S1 Setup Request - MCC:999, MNC:70, PLMN: 10090759
2024-07-18T10:21:45.966187 [S1AP ] [I] S1 Setup Request - TAC 7, B-PLMN 0x99f907
2024-07-18T10:21:45.966197 [S1AP ] [I] Adding new eNB context. eNB ID 411
2024-07-18T10:21:45.966307 [S1AP ] [I] Sending S1 Setup Response
2024-07-18T10:21:48.379744 [S1AP ] [I] Received S1AP msg. Size: 121
2024-07-18T10:21:48.379771 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:21:48.379773 [S1AP ] [I] Received Initial UE Message.
2024-07-18T10:21:48.379797 [S1AP ] [I] Initial UE message: LIBLTE_MME_MSG_TYPE_TRACKING_AREA_UPDATE_REQUEST
2024-07-18T10:21:48.379802 [S1AP ] [I] Received Initial UE message -- Tracking Area Update Request
2024-07-18T10:21:48.379819 [NAS ] [I] Tracking Area Update Request -- S-TMSI 0xdb6b65e1
2024-07-18T10:21:48.379823 [NAS ] [I] Tracking Area Update Request -- eNB UE S1AP Id 1
2024-07-18T10:21:48.379830 [NAS ] [W] Tracking area update requests are not handled yet.
2024-07-18T10:21:49.719605 [S1AP ] [I] Received S1AP msg. Size: 141
2024-07-18T10:21:49.719631 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:21:49.719634 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:21:49.719637 [S1AP ] [W] Received uplink NAS, but could not find UE NAS context. MME-UE S1AP id: 1
2024-07-18T10:21:51.043459 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:22:06.659464 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:22:14.941546 [S1AP ] [I] Received S1AP msg. Size: 140
2024-07-18T10:22:14.941612 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:14.941613 [S1AP ] [I] Received Initial UE Message.
2024-07-18T10:22:14.941636 [S1AP ] [I] Initial UE message: LIBLTE_MME_MSG_TYPE_ATTACH_REQUEST
2024-07-18T10:22:14.941655 [S1AP ] [I] Received Initial UE message -- Attach Request
2024-07-18T10:22:14.941783 [NAS ] [I] Attach request -- M-TMSI: 0xdb6b65e1
2024-07-18T10:22:14.941797 [NAS ] [I] Attach request -- eNB-UE S1AP Id: 2
2024-07-18T10:22:14.941802 [NAS ] [I] Attach request -- Attach type: 2
2024-07-18T10:22:14.941813 [NAS ] [I] Attach Request -- UE Network Capabilities EEA: 11110000
2024-07-18T10:22:14.941818 [NAS ] [I] Attach Request -- UE Network Capabilities EIA: 11110000
2024-07-18T10:22:14.941822 [NAS ] [I] Attach Request -- MS Network Capabilities Present: true
2024-07-18T10:22:14.941827 [NAS ] [I] PDN Connectivity Request -- EPS Bearer Identity requested: 0
2024-07-18T10:22:14.941830 [NAS ] [I] PDN Connectivity Request -- Procedure Transaction Id: 23
2024-07-18T10:22:14.941835 [NAS ] [I] PDN Connectivity Request -- ESM Information Transfer requested: true
2024-07-18T10:22:14.941900 [NAS ] [I] Packing Identity Request
2024-07-18T10:22:14.963875 [S1AP ] [I] Received S1AP msg. Size: 63
2024-07-18T10:22:14.963896 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:14.963898 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:14.964062 [NAS ] [I] Integrity check failure. Algorithm=EIA1
2024-07-18T10:22:14.964064 [NAS ] [I] UL Local: est_count=7, old_count=0, MAC=[81 43 26 74], Received: UL count=7, MAC=[11 62 20 94]
2024-07-18T10:22:14.964064 [S1AP ] [I] Invalid MAC message. Even if security header indicates integrity protection (Maybe: Identity Response or Authentication Response)
2024-07-18T10:22:14.964067 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY, mac_vaild: no, msg_encrypted: no
2024-07-18T10:22:14.964067 [S1AP ] [I] UL NAS: Received Identity Response
2024-07-18T10:22:14.964082 [NAS ] [I] ID response -- IMSI: 999700000087860
2024-07-18T10:22:14.964145 [NAS ] [I] Packing Authentication Request
2024-07-18T10:22:14.964231 [NAS ] [I] Downlink NAS: Sent Authentication Request
2024-07-18T10:22:16.296258 [S1AP ] [I] Received S1AP msg. Size: 63
2024-07-18T10:22:16.296324 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:16.296325 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:16.296677 [NAS ] [I] Integrity check failure. Algorithm=EIA1
2024-07-18T10:22:16.296679 [NAS ] [I] UL Local: est_count=8, old_count=1, MAC=[de a1 7f 44], Received: UL count=8, MAC=[59 8e 3f cd]
2024-07-18T10:22:16.296680 [S1AP ] [I] Invalid MAC message. Even if security header indicates integrity protection (Maybe: Identity Response or Authentication Response)
2024-07-18T10:22:16.296682 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY, mac_vaild: no, msg_encrypted: no
2024-07-18T10:22:16.296683 [S1AP ] [I] UL NAS: Received Authentication Response
2024-07-18T10:22:16.296706 [NAS ] [I] Authentication Response -- IMSI 999700000087860
2024-07-18T10:22:16.296706 [NAS ] [I] Authentication response -- RES
0000: c0 f2 ea 0c 8f 58 8c d9
2024-07-18T10:22:16.296707 [NAS ] [I] Authentication response -- XRES
0000: c0 f2 ea 0c 8f 58 8c d9
2024-07-18T10:22:16.296712 [NAS ] [I] UE Authentication Accepted.
2024-07-18T10:22:16.296712 [NAS ] [I] Packing Security Mode Command
2024-07-18T10:22:16.296729 [NAS ] [I] Key NAS Encryption (k_nas_enc)
0000: f1 f5 c8 74 63 28 da df f4 93 45 f6 6e 0f 00 b0
0010: ce c3 62 de 74 49 36 3f 48 27 a7 2c e2 d8 d5 4e
2024-07-18T10:22:16.296730 [NAS ] [I] Key NAS Integrity (k_nas_int)
0000: 41 28 aa 02 b3 2b 87 95 61 ab bb 41 c1 64 85 e0
0010: f4 ca 38 10 d1 b0 01 2c 4f f9 6f f6 12 e2 c9 53
2024-07-18T10:22:16.296735 [NAS ] [I] Generating KeNB with UL NAS COUNT: 0
2024-07-18T10:22:16.296741 [NAS ] [I] Key eNodeB (k_enb)
0000: 6e 1f 06 68 97 be 3b 2d db c2 fe 9f ad 02 9a 8e
0010: 00 9d 2f 54 50 c0 7a 48 ec f8 36 d6 00 78 0c b8
2024-07-18T10:22:18.379436 [S1AP ] [I] Received S1AP msg. Size: 25
2024-07-18T10:22:18.379471 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:18.379473 [S1AP ] [I] Received UE Context Release Request Message.
2024-07-18T10:22:18.379477 [S1AP ] [I] Received UE Context Release Request. MME-UE S1AP Id: 1
2024-07-18T10:22:18.379500 [S1AP ] [I] No UE context to release found. MME-UE S1AP Id: 1
2024-07-18T10:22:19.144400 [S1AP ] [I] Received S1AP msg. Size: 25
2024-07-18T10:22:19.144410 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:19.144412 [S1AP ] [I] Received UE Context Release Request Message.
2024-07-18T10:22:19.144413 [S1AP ] [I] Received UE Context Release Request. MME-UE S1AP Id: 2
2024-07-18T10:22:19.144427 [S1AP ] [I] UE is not ECM connected. No need to release S1-U. MME UE S1AP Id 2
2024-07-18T10:22:26.783574 [S1AP ] [I] Received S1AP msg. Size: 134
2024-07-18T10:22:26.783597 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.783598 [S1AP ] [I] Received Initial UE Message.
2024-07-18T10:22:26.783617 [S1AP ] [I] Initial UE message: LIBLTE_MME_MSG_TYPE_ATTACH_REQUEST
2024-07-18T10:22:26.783623 [S1AP ] [I] Received Initial UE message -- Attach Request
2024-07-18T10:22:26.783646 [NAS ] [I] Attach request -- M-TMSI: 0xdb6b65e1
2024-07-18T10:22:26.783649 [NAS ] [I] Attach request -- eNB-UE S1AP Id: 3
2024-07-18T10:22:26.783652 [NAS ] [I] Attach request -- Attach type: 2
2024-07-18T10:22:26.783657 [NAS ] [I] Attach Request -- UE Network Capabilities EEA: 11110000
2024-07-18T10:22:26.783661 [NAS ] [I] Attach Request -- UE Network Capabilities EIA: 11110000
2024-07-18T10:22:26.783665 [NAS ] [I] Attach Request -- MS Network Capabilities Present: true
2024-07-18T10:22:26.783669 [NAS ] [I] PDN Connectivity Request -- EPS Bearer Identity requested: 0
2024-07-18T10:22:26.783672 [NAS ] [I] PDN Connectivity Request -- Procedure Transaction Id: 24
2024-07-18T10:22:26.783676 [NAS ] [I] PDN Connectivity Request -- ESM Information Transfer requested: true
2024-07-18T10:22:26.783720 [NAS ] [I] Packing Identity Request
2024-07-18T10:22:26.803445 [S1AP ] [I] Received S1AP msg. Size: 57
2024-07-18T10:22:26.803477 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.803479 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:26.803484 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_PLAIN_NAS, mac_vaild: no, msg_encrypted: no
2024-07-18T10:22:26.803486 [S1AP ] [I] UL NAS: Received Identity Response
2024-07-18T10:22:26.803508 [NAS ] [I] ID response -- IMSI: 999700000087860
2024-07-18T10:22:26.803543 [NAS ] [W] UE context already exists.
2024-07-18T10:22:26.803545 [S1AP ] [I] Released UE ECM Context.
2024-07-18T10:22:26.803547 [S1AP ] [I] Deleted UE Context.
2024-07-18T10:22:26.803549 [NAS ] [I] Packing Authentication Request
2024-07-18T10:22:26.803622 [NAS ] [I] Downlink NAS: Sent Authentication Request
2024-07-18T10:22:26.863308 [S1AP ] [I] Received S1AP msg. Size: 57
2024-07-18T10:22:26.863328 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.863329 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:26.863333 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_PLAIN_NAS, mac_vaild: no, msg_encrypted: no
2024-07-18T10:22:26.863334 [S1AP ] [I] UL NAS: Received Authentication Response
2024-07-18T10:22:26.863363 [NAS ] [I] Authentication Response -- IMSI 999700000087860
2024-07-18T10:22:26.863365 [NAS ] [I] Authentication response -- RES
0000: 76 1a e6 af 1e 6f bf 62
2024-07-18T10:22:26.863365 [NAS ] [I] Authentication response -- XRES
0000: 76 1a e6 af 1e 6f bf 62
2024-07-18T10:22:26.863370 [NAS ] [I] UE Authentication Accepted.
2024-07-18T10:22:26.863372 [NAS ] [I] Packing Security Mode Command
2024-07-18T10:22:26.863393 [NAS ] [I] Key NAS Encryption (k_nas_enc)
0000: e6 2e c4 3a 19 89 bc 7c 4c 90 3c b5 9b dc 30 a9
0010: 67 6d 53 fa 9e 80 95 07 45 2a 64 cf 38 97 a4 60
2024-07-18T10:22:26.863393 [NAS ] [I] Key NAS Integrity (k_nas_int)
0000: 48 5f 87 8b e8 8c 15 69 ad a7 de ab 7f 7b 32 d3
0010: 75 81 74 ef da d5 f3 a2 33 52 7e 41 eb 3e 1b 8e
2024-07-18T10:22:26.863398 [NAS ] [I] Generating KeNB with UL NAS COUNT: 0
2024-07-18T10:22:26.863415 [NAS ] [I] Key eNodeB (k_enb)
0000: b5 68 4b 7d bf ae 63 cf ca c3 58 50 0d 5c d0 eb
0010: bf d7 72 44 6c 8e d1 a4 8d 97 9a 56 e9 bf 8d 50
2024-07-18T10:22:26.883425 [S1AP ] [I] Received S1AP msg. Size: 54
2024-07-18T10:22:26.883448 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.883449 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:26.883522 [NAS ] [I] Integrity check ok. Local: count=0, Received: count=0
2024-07-18T10:22:26.883525 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY_AND_CIPHERED_WITH_NEW_EPS_SECURITY_CONTEXT, mac_vaild: yes, msg_encrypted: yes
2024-07-18T10:22:26.883526 [S1AP ] [I] UL NAS: Received Security Mode Complete
2024-07-18T10:22:26.883546 [NAS ] [I] Security Mode Command Complete -- IMSI: 999700000087860
2024-07-18T10:22:26.883558 [NAS ] [I] Sending ESM information request
2024-07-18T10:22:26.883558 [NAS ] [I] Packing ESM Information request
2024-07-18T10:22:26.903397 [S1AP ] [I] Received S1AP msg. Size: 98
2024-07-18T10:22:26.903444 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.903445 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:26.903653 [NAS ] [I] Integrity check ok. Local: count=1, Received: count=1
2024-07-18T10:22:26.903658 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY_AND_CIPHERED, mac_vaild: yes, msg_encrypted: yes
2024-07-18T10:22:26.903659 [S1AP ] [I] UL NAS: Received ESM Information Response
2024-07-18T10:22:26.903685 [NAS ] [I] ESM Info: EPS bearer id 0
2024-07-18T10:22:26.903686 [NAS ] [I] ESM Info: APN srsapn
2024-07-18T10:22:26.903690 [NAS ] [I] ESM Info: 5 Protocol Configuration Options
2024-07-18T10:22:26.903696 [HSS ] [I] Found User 999700000087860
2024-07-18T10:22:26.903703 [MME GTPC] [I] Sending Create Session Request.
2024-07-18T10:22:26.903710 [MME GTPC] [I] Next MME control TEID: 2
2024-07-18T10:22:26.903711 [MME GTPC] [I] Allocated MME control TEID: 1
2024-07-18T10:22:26.903781 [SPGW GTPC] [I] SPGW Received Create Session Request
2024-07-18T10:22:26.903783 [SPGW GTPC] [I] Creating new GTP-C context
2024-07-18T10:22:26.903791 [SPGW GTPC] [I] SPGW: get_new_ue_ipv4 pool ip addr 172.16.0.2
2024-07-18T10:22:26.903824 [SPGW GTPC] [I] Sending Create Session Response
2024-07-18T10:22:26.903848 [MME GTPC] [I] Received Create Session Response
2024-07-18T10:22:26.903856 [MME GTPC] [I] MME GTPC Ctrl TEID 1, IMSI 999700000087860
2024-07-18T10:22:26.903863 [MME GTPC] [I] Create Session Response -- SPGW control TEID 1
2024-07-18T10:22:26.903870 [MME GTPC] [I] Create Session Response -- SPGW S1-U Address: 127.0.1.100
2024-07-18T10:22:26.903877 [S1AP ] [I] Preparing to send Initial Context Setup request
2024-07-18T10:22:26.903911 [S1AP ] [I] Initial Context Setup Request -- Key eNB (k_enb)
0000: b5 68 4b 7d bf ae 63 cf ca c3 58 50 0d 5c d0 eb
0010: bf d7 72 44 6c 8e d1 a4 8d 97 9a 56 e9 bf 8d 50
2024-07-18T10:22:26.903926 [S1AP ] [I] Adding attach accept to Initial Context Setup Request
2024-07-18T10:22:26.903932 [NAS ] [I] Packing Attach Accept
2024-07-18T10:22:26.903936 [NAS ] [I] Attach Accept -- MCC 0xf999, MNC 0xff70
2024-07-18T10:22:26.904066 [NAS ] [I] Packed Attach Accept
2024-07-18T10:22:26.904125 [S1AP ] [I] Initial Context -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:22:26.904125 [S1AP ] [I] Initial Context Setup Request -- eNB UE S1AP Id 3, MME UE S1AP Id 3
2024-07-18T10:22:26.904125 [S1AP ] [I] Initial Context Setup Request -- E-RAB id 5
2024-07-18T10:22:26.904126 [S1AP ] [I] Initial Context Setup Request -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:22:26.904126 [S1AP ] [I] Initial Context Setup Request -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:22:26.904127 [S1AP ] [I] Initial Context Setup Request -- QCI 7
2024-07-18T10:22:26.943387 [S1AP ] [I] Received S1AP msg. Size: 105
2024-07-18T10:22:26.943420 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:26.943421 [S1AP ] [I] Ignoring UE capability Info Indication.
2024-07-18T10:22:27.143481 [S1AP ] [I] Received S1AP msg. Size: 38
2024-07-18T10:22:27.143496 [S1AP ] [I] Received Succeseful Outcome PDU
2024-07-18T10:22:27.143496 [S1AP ] [I] Received Initial Context Setup Response.
2024-07-18T10:22:27.143513 [S1AP ] [I] E-RAB Context Setup. E-RAB id 5
2024-07-18T10:22:27.143514 [S1AP ] [I] E-RAB Context -- eNB TEID 0x1, eNB Address 127.0.1.1
2024-07-18T10:22:27.143530 [S1AP ] [I] Received S1AP msg. Size: 59
2024-07-18T10:22:27.143541 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:22:27.143542 [S1AP ] [I] Received Uplink NAS Transport Message.
2024-07-18T10:22:27.143748 [NAS ] [I] Integrity check ok. Local: count=2, Received: count=2
2024-07-18T10:22:27.143750 [S1AP ] [I] UL NAS: sec_hdr_type: LIBLTE_MME_SECURITY_HDR_TYPE_INTEGRITY_AND_CIPHERED, mac_vaild: yes, msg_encrypted: yes
2024-07-18T10:22:27.143751 [S1AP ] [I] UL NAS: Received Attach Complete
2024-07-18T10:22:27.143767 [MME GTPC] [I] Sending GTP-C Modify bearer request
2024-07-18T10:22:27.143768 [MME GTPC] [I] GTP-C Modify bearer request -- S-GW Control TEID 1
2024-07-18T10:22:27.143769 [MME GTPC] [I] GTP-C Modify bearer request -- S1-U TEID 0x1, IP 127.0.1.1
2024-07-18T10:22:27.143778 [NAS ] [I] Packing EMM Information
2024-07-18T10:22:27.143812 [SPGW GTPC] [I] Received Modified Bearer Request
2024-07-18T10:22:27.143813 [SPGW GTPC] [I] Setting Up GTP-U tunnel. Tunnel info:
2024-07-18T10:22:27.143815 [SPGW GTPC] [I] IMSI: 999700000087860, UE IP: 172.16.0.2
2024-07-18T10:22:27.143816 [SPGW GTPC] [I] S-GW Rx Ctrl TEID 0x1, MME Rx Ctrl TEID 0x1
2024-07-18T10:22:27.143816 [SPGW GTPC] [I] S-GW Rx Ctrl IP (NA), MME Rx Ctrl IP (NA)
2024-07-18T10:22:27.143817 [SPGW GTPC] [I] S-GW Rx User TEID 0x1, S-GW Rx User IP 127.0.1.100
2024-07-18T10:22:27.143818 [SPGW GTPC] [I] eNB Rx User TEID 0x1, eNB Rx User IP 127.0.1.1
2024-07-18T10:22:27.143819 [GTPU ] [I] Modifying GTP-U Tunnel.
2024-07-18T10:22:27.143821 [GTPU ] [I] UE IP 172.16.0.2
2024-07-18T10:22:27.143822 [GTPU ] [I] Downlink eNB addr 127.0.1.1, U-TEID 0x1
2024-07-18T10:22:27.143823 [GTPU ] [I] Uplink C-TEID: 0x1
2024-07-18T10:22:27.144045 [NAS ] [I] Packed UE EMM information
2024-07-18T10:22:27.144089 [NAS ] [I] Sending EMM Information
2024-07-18T10:22:27.144096 [S1AP ] [I] Activated EPS Bearer: Bearer id 5
2024-07-18T10:22:37.123454 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:23:40.611577 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:25:43.491473 [GTPU ] [I] IPv6 not supported yet.
2024-07-18T10:27:40.021816 [S1AP ] [I] Received S1AP msg. Size: 25
2024-07-18T10:27:40.021833 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:27:40.021834 [S1AP ] [I] Received UE Context Release Request Message.
2024-07-18T10:27:40.021835 [S1AP ] [I] Received UE Context Release Request. MME-UE S1AP Id: 3
2024-07-18T10:27:40.021911 [S1AP ] [I] There are active E-RABs, send release access bearers request
2024-07-18T10:27:40.021913 [MME GTPC] [I] Sending GTP-C Release Access Bearers Request
2024-07-18T10:27:40.021915 [MME GTPC] [I] GTP-C Release Access Berarers Request -- S-GW Control TEID 1
2024-07-18T10:27:40.022192 [S1AP ] [I] Received S1AP msg. Size: 19
2024-07-18T10:27:40.022226 [S1AP ] [I] Received Succeseful Outcome PDU
2024-07-18T10:27:40.022227 [S1AP ] [I] Received UE Context Release Complete
2024-07-18T10:27:40.022228 [S1AP ] [I] Received UE Context Release Complete. MME-UE S1AP Id: 3
2024-07-18T10:27:40.022236 [S1AP ] [I] Released UE ECM Context.
2024-07-18T10:27:40.022237 [S1AP ] [I] UE Context Release Completed.
2024-07-18T10:28:27.319556 [S1AP ] [I] Received S1AP msg. Size: 59
2024-07-18T10:28:27.319577 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:28:27.319579 [S1AP ] [I] Received Initial UE Message.
2024-07-18T10:28:27.319600 [S1AP ] [I] Initial UE message: NAS Message Type Unknown
2024-07-18T10:28:27.319606 [S1AP ] [I] Received Initial UE message -- Service Request
2024-07-18T10:28:27.319609 [NAS ] [I] Service request -- S-TMSI 0x98acf7b0
2024-07-18T10:28:27.319613 [NAS ] [I] Service request -- eNB UE S1AP Id 4
2024-07-18T10:28:27.319819 [NAS ] [I] Integrity check ok. Local: count=3, Received: count=3
2024-07-18T10:28:27.319824 [NAS ] [I] Service Request -- Short MAC valid
2024-07-18T10:28:27.319826 [NAS ] [I] Service Request -- User is ECM DISCONNECTED
2024-07-18T10:28:27.319838 [NAS ] [I] Generating KeNB with UL NAS COUNT: 3
2024-07-18T10:28:27.319842 [NAS ] [I] Key eNodeB (k_enb)
0000: 7e c1 cb 65 73 f6 04 85 1f d7 1a c7 3a 70 aa 95
0010: 58 c5 1f 6c c4 83 ee d4 ec 3e 38 1e 42 d0 67 d2
2024-07-18T10:28:27.319847 [S1AP ] [I] Preparing to send Initial Context Setup request
2024-07-18T10:28:27.319860 [S1AP ] [I] Initial Context Setup Request -- Key eNB (k_enb)
0000: 7e c1 cb 65 73 f6 04 85 1f d7 1a c7 3a 70 aa 95
0010: 58 c5 1f 6c c4 83 ee d4 ec 3e 38 1e 42 d0 67 d2
2024-07-18T10:28:27.319928 [S1AP ] [I] Initial Context -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:28:27.319928 [S1AP ] [I] Initial Context Setup Request -- eNB UE S1AP Id 4, MME UE S1AP Id 4
2024-07-18T10:28:27.319929 [S1AP ] [I] Initial Context Setup Request -- E-RAB id 5
2024-07-18T10:28:27.319930 [S1AP ] [I] Initial Context Setup Request -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:28:27.319930 [S1AP ] [I] Initial Context Setup Request -- S1-U TEID 0x1. IP 127.0.1.100
2024-07-18T10:28:27.319931 [S1AP ] [I] Initial Context Setup Request -- QCI 7
2024-07-18T10:28:27.359626 [S1AP ] [I] Received S1AP msg. Size: 105
2024-07-18T10:28:27.359649 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:28:27.359651 [S1AP ] [I] Ignoring UE capability Info Indication.
2024-07-18T10:28:27.563519 [S1AP ] [I] Received S1AP msg. Size: 38
2024-07-18T10:28:27.563536 [S1AP ] [I] Received Succeseful Outcome PDU
2024-07-18T10:28:27.563536 [S1AP ] [I] Received Initial Context Setup Response.
2024-07-18T10:28:27.563569 [S1AP ] [I] E-RAB Context Setup. E-RAB id 5
2024-07-18T10:28:27.563571 [S1AP ] [I] E-RAB Context -- eNB TEID 0x2, eNB Address 127.0.1.1
2024-07-18T10:28:27.563587 [MME GTPC] [I] Sending GTP-C Modify bearer request
2024-07-18T10:28:27.563589 [MME GTPC] [I] GTP-C Modify bearer request -- S-GW Control TEID 1
2024-07-18T10:28:27.563591 [MME GTPC] [I] GTP-C Modify bearer request -- S1-U TEID 0x2, IP 127.0.1.1
2024-07-18T10:28:27.563658 [SPGW GTPC] [I] Received Modified Bearer Request
2024-07-18T10:28:27.563659 [SPGW GTPC] [I] Setting Up GTP-U tunnel. Tunnel info:
2024-07-18T10:28:27.563666 [SPGW GTPC] [I] IMSI: 999700000087860, UE IP: 172.16.0.2
2024-07-18T10:28:27.563666 [SPGW GTPC] [I] S-GW Rx Ctrl TEID 0x1, MME Rx Ctrl TEID 0x1
2024-07-18T10:28:27.563667 [SPGW GTPC] [I] S-GW Rx Ctrl IP (NA), MME Rx Ctrl IP (NA)
2024-07-18T10:28:27.563668 [SPGW GTPC] [I] S-GW Rx User TEID 0x1, S-GW Rx User IP 127.0.1.100
2024-07-18T10:28:27.563669 [SPGW GTPC] [I] eNB Rx User TEID 0x2, eNB Rx User IP 127.0.1.1
2024-07-18T10:28:27.563670 [GTPU ] [I] Modifying GTP-U Tunnel.
2024-07-18T10:28:27.563674 [GTPU ] [I] UE IP 172.16.0.2
2024-07-18T10:28:27.563676 [GTPU ] [I] Downlink eNB addr 127.0.1.1, U-TEID 0x2
2024-07-18T10:28:27.563676 [GTPU ] [I] Uplink C-TEID: 0x1
2024-07-18T10:28:27.563699 [S1AP ] [I] Activated EPS Bearer: Bearer id 5
2024-07-18T10:29:02.279345 [S1AP ] [I] Received S1AP msg. Size: 25
2024-07-18T10:29:02.279358 [S1AP ] [I] Received Initiating PDU
2024-07-18T10:29:02.279360 [S1AP ] [I] Received UE Context Release Request Message.
2024-07-18T10:29:02.279362 [S1AP ] [I] Received UE Context Release Request. MME-UE S1AP Id: 4
2024-07-18T10:29:02.279387 [S1AP ] [I] There are active E-RABs, send release access bearers request
2024-07-18T10:29:02.279389 [MME GTPC] [I] Sending GTP-C Release Access Bearers Request
2024-07-18T10:29:02.279391 [MME GTPC] [I] GTP-C Release Access Berarers Request -- S-GW Control TEID 1
2024-07-18T10:29:02.279717 [S1AP ] [I] Received S1AP msg. Size: 19
2024-07-18T10:29:02.279729 [S1AP ] [I] Received Succeseful Outcome PDU
2024-07-18T10:29:02.279729 [S1AP ] [I] Received UE Context Release Complete
2024-07-18T10:29:02.279730 [S1AP ] [I] Received UE Context Release Complete. MME-UE S1AP Id: 4
2024-07-18T10:29:02.279738 [S1AP ] [I] Released UE ECM Context.
2024-07-18T10:29:02.279738 [S1AP ] [I] UE Context Release Completed.
2024-07-18T10:29:14.299386 [S1AP ] [I] Received S1AP mohammedsujith@alelap230:/tmp$

I need some advice to fix this issue.

Thanks,
Ved Prakash
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