Looks like you filtered out some important information from the log.
We are also facing the same issue. It starts with one device and slowly multiple devices start reporting online offline events.
We are seeing socket exception issues.
2024-04-07 14:47:22 INFO: [Tdf88eadb] connected
2024-04-07 14:47:22 WARN: Unknown device - 866477066880439 (106.209.196.67)
2024-04-07 14:47:22 INFO: [Tdf88eadb: gt06 < 106.209.214.229] 7878110108674400624632378066000107983b090d0a
2024-04-07 14:47:22 INFO: Event id: 867440062463237, time: 2024-04-07 14:47:22, type: deviceOnline, notifications: 0
2024-04-07 14:47:22 INFO: [Tdf88eadb: gt06 > 106.209.214.229] 7878050107989d9c0d0a
2024-04-07 14:47:22 INFO: [T22c6b568] error - Connection reset - SocketException (...)
2024-04-07 14:47:22 INFO: [T22c6b568] disconnected
2024-04-07 14:47:22 INFO: Event id: 867440062413786, time: 2024-04-07 14:47:22, type: deviceOffline, notifications: 0
2024-04-07 14:47:22 INFO: [T87d0f97a: gt06 < 106.209.204.212] 78780a130406040002016232970d0a
2024-04-07 14:47:22 INFO: [T87d0f97a] id: 867440062394630, time: 2024-04-04 20:33:57, lat: 14.86781, lon: 74.65465, speed: 4.3, course: 23.0
2024-04-07 14:47:22 INFO: [T87d0f97a: gt06 > 106.209.204.212] 787805130162a1b40d0a
2024-04-07 14:47:22 INFO: [T9ba8be9a: its < 106.209.190.7] 244e4d502c4c4f43543134412c322e302e392c4e522c322c482c3836363437373036373735393830362c303030302c312c30373034323032342c3039313632392c31372e323039333239362c4e2c37372e303437383539322c452c3032312e352c3231352e36392c33372c3339362e3337362c302e38372c302e34362c61697274656c2c312c312c32382e342c342e312c302c432c31322c3430342c34352c363834342c346337332c2d39342c363834342c383537622c2d39352c363834342c346166372c2d39392c363834342c653364642c2d39392c363834342c666637392c303031322c30302c3538373938322c30302e302c30302e322c34393933302c28302c302c30292a36340d0a
2024-04-07 14:47:22 INFO: [T9ba8be9a] id: 866477067759806, time: 2024-04-07 14:46:29, lat: 17.20933, lon: 77.04786, speed: 11.6, course: 215.7
2024-04-07 14:47:22 INFO: [T44233c78] error - Connection reset - SocketException (...)
2024-04-07 14:47:22 INFO: [T44233c78] disconnected
2024-04-07 14:47:22 INFO: Event id: 867440062571492, time: 2024-04-07 14:47:22, type: deviceOffline, notifications: 0
2024-04-07 14:47:22 INFO: [Tb056bd4e: gt06 < 106.209.199.223] 78780a1345060400022d596f870d0a
2024-04-07 14:47:22 INFO: [Tb056bd4e] id: 860016022834035, time: 2024-04-07 14:46:52, lat: 16.36376, lon: 77.94197, course: 62.0
2024-04-07 14:47:22 INFO: [Tb056bd4e: gt06 > 106.209.199.223] 787805132d59a4770d0a
2024-04-07 14:47:22 INFO: [Td6cdae52: gt06 < 106.209.188.204] 7878058a016186480d0a
2024-04-07 14:47:22 INFO: [Td6cdae52: gt06 > 106.209.188.204] 78780b8a1804070911160000868e0d0a
2024-04-07 14:47:22 INFO: [T13b4eb0e: gt06 < 106.209.205.30] 78781f12180407091115c801dfaeca083619c607143201942d67e0003eef43bebed90d0a
2024-04-07 14:47:22 INFO: [T13b4eb0e] id: 863656042010152, time: 2024-04-07 14:47:21, lat: 17.46472, lon: 76.53515, speed: 3.8, course: 50.0
2024-04-07 14:47:22 INFO: [T13b4eb0e: gt06 > 106.209.205.30] 7878051243be925f0d0a
2024-04-07 14:47:22 INFO: [Tdf88eadb: gt06 < 106.209.214.229] 78780a13040604000207992f1b0d0a
2024-04-07 14:47:22 INFO: [Tdf88eadb] id: 867440062463237, time: 2024-04-06 15:42:48, lat: 17.32483, lon: 76.83300, speed: 13.0, course: 324.0
2024-04-07 14:47:22 INFO: [Tdf88eadb: gt06 > 106.209.214.229] 787805130799bc380d0a
2024-04-07 14:47:23 INFO: [T87d0f97a: gt06 < 106.209.204.212] 7979000894000a2a015a42c90d0a
2024-04-07 14:47:23 INFO: [T87d0f97a] id: 867440062394630, time: 2024-04-04 20:33:57, lat: 14.86781, lon: 74.65465, speed: 4.3, course: 23.0
2024-04-07 14:47:23 INFO: [T401f5cf6] connected
2024-04-07 14:47:23 INFO: [Tdf88eadb: gt06 < 106.209.214.229] 79790008940004f7079a0e270d0a
2024-04-07 14:47:23 INFO: [Tdf88eadb] id: 867440062463237, time: 2024-04-06 15:42:48, lat: 17.32483, lon: 76.83300, speed: 13.0, course: 324.0
2024-04-07 14:47:23 INFO: [T627af9a7: gt06 < 106.209.205.137] 78782222180407080d0ecc01d379750842cd7b1914540000000000000000010001001177c10d0a
2024-04-07 14:47:23 INFO: [T627af9a7] id: 866551038617465, time: 2024-04-07 13:43:14, lat: 17.02023, lon: 76.99762, speed: 13.5, course: 84.0
2024-04-07 14:47:23 INFO: [T627af9a7: gt06 > 106.209.205.137] 78780522001125020d0a
2024-04-07 14:47:23 INFO: [T401f5cf6: gt06 < 106.209.207.250] 787811010867440062571351806600010acb92010d0a
2024-04-07 14:47:23 INFO: Event id: 867440062571351, time: 2024-04-07 14:47:23, type: deviceOnline, notifications: 0
2024-04-07 14:47:23 INFO: [T401f5cf6: gt06 > 106.209.207.250] 787805010acb4dfa0d0a
2024-04-07 14:47:23 INFO: [T6727185c: gt06 < 106.209.206.174] 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
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:07:32, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 78780522013880190d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:07:40, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 78780522013dd7b40d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:07:49, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 7878052201425cc40d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:07:56, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 7878052201470b690d0a
2024-04-07 14:47:23 INFO: [T140ba3ff] connected
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:04, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 78780522014cb5ba0d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:12, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 7878052201517ede0d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:20, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 7878052201560a610d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:28, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 78780522015bd1840d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:36, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 7878052201605ed40d0a
2024-04-07 14:47:23 INFO: [T6727185c] id: 355172103303606, time: 2024-04-07 09:08:44, lat: 17.34734, lon: 76.84801, course: 0.0
2024-04-07 14:47:23 INFO: [T6727185c: gt06 > 106.209.206.174] 78780522016509790d0a
2024-04-07 14:47:23 INFO: [T87d0f97a] error - Connection reset - SocketException (...)
2024-04-07 14:47:23 INFO: [T87d0f97a] disconnected
2024-04-07 14:47:23 INFO: Event id: 867440062394630, time: 2024-04-07 14:47:23, type: deviceOffline, notifications: 0
2024-04-07 14:47:23 INFO: [T140ba3ff: gt06 < 106.209.190.127] 787811010355172107233387806600011cee75640d0a
2024-04-07 14:47:23 INFO: Event id: 355172107233387, time: 2024-04-07 14:47:23, type: deviceOnline, notifications: 0
2024-04-07 14:47:23 INFO: [T140ba3ff: gt06 > 106.209.190.127] 787805011ceefa140d0a
2024-04-07 14:47:23 INFO: [Te5479433] connected
2024-04-07 14:47:23 INFO: [Td6cdae52: gt06 < 106.209.188.204] 797900089400050a01635f490d0a
2024-04-07 14:47:23 INFO: Position filtered by Duplicate filters from device: 355172103312169
2024-04-07 14:47:23 INFO: [Te5479433: gt06 < 106.209.191.104] 78781101035517210336382470110001001bdb770d0a
2024-04-07 14:47:23 INFO: Event id: 355172103363824, time: 2024-04-07 14:47:23, type: deviceOnline, notifications: 0
2024-04-07 14:47:23 INFO: [Te5479433: gt06 > 106.209.191.104] 78780501001b66070d0a
2024-04-07 14:47:23 INFO: [Tcef15262] connected
2024-04-07 14:47:23 INFO: [Tcef15262: gt06 < 106.209.205.125] 78780d010358735077566858004cfbed0d0a
2024-04-07 14:47:23 INFO: [Tcef15262] error - Device has expired - SecurityException (Disableable:35 < ConnectionManager:137 < BaseProtocolDecoder:138 < ...)
2024-04-07 14:47:23 INFO: [Tcef15262] disconnected
2024-04-07 14:47:23 INFO: [T401f5cf6: gt06 < 106.209.207.250] 78780a1304060400020acc9a4b0d0a
2024-04-07 14:47:23 INFO: [T401f5cf6] id: 867440062571351, time: 2024-04-06 21:38:24, lat: 17.35619, lon: 76.83459, course: 313.0
2024-04-07 14:47:23 INFO: [T401f5cf6: gt06 > 106.209.207.250] 787805130acc09680d0a
2024-04-07 14:47:23 INFO: [Tdf88eadb] error - Connection reset - SocketException (...)
2024-04-07 14:47:23 INFO: [Tdf88eadb] disconnected
I think it's device issue I have same issue but after change the device it's working fine
This is happening with new devices also. May i know how can we debug this issue. We have many devices getting into this state.
This side mayank from ITG Telemactics
I am use all 2g GT devices please help me
Do you have any tool to check the raw data which I can diagnose and analyze from device end ?
like any simulator type ?
i am facing issue with gt06, I am using 5.11 version without modification, but the issue is still same its connecting and in same minute its going to offline, there is any configuration fot gt06??