ORA-03137: malformed TTC packet from client rejected

有个11g处理其他问题时发现ORA-03137: malformed TTC packet from client rejected,直接通知业务部门,可能172.66.0.108上的jdbc版本太低,过一会反馈结果确是jdbc版本问题,

2023-04-03T09:52:15.964905+08:00
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl2/trace/orcl2_ora_26739166.trc  (incident=84009):
ORA-03137: malformed TTC packet from client rejected: [3146] [15] [] [] [] [] [] []
Incident details in: /u01/app/oracle/diag/rdbms/orcl/orcl2/incident/incdir_84009/orcl2_ora_26739155_i84009.trc
2023-04-03T09:52:19.478957+08:00
Session (611,6706): Bad TTC Packet Detected: Inbound connection from DBID: jdbc_ttc_impl GLOBAL_DB_NAME: jdbc_668
Session (611,6706): Bad TTC Packet Detected: DB Logon User: USR_XG, Remote Machine: app1, Program: JDBC Thin Client, OS User: weblogic
Session (611,6706): Bad TTC Packet Detected: Client IP Address: 172.66.0.108
2023-04-03T12:58:28.269515+08:00

2023-04-03T09:52:15.964905+08:00
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl2/trace/orcl2_ora_26739166.trc  (incident=84009):
ORA-03137: malformed TTC packet from client rejected: [3146] [15] [] [] [] [] [] []
Incident details in: /u01/app/oracle/diag/rdbms/orcl/orcl2/incident/incdir_84009/orcl2_ora_26739155_i84009.trc
2023-04-03T09:52:19.478957+08:00
Session (611,6706): Bad TTC Packet Detected: Inbound connection from DBID: jdbc_ttc_impl GLOBAL_DB_NAME: jdbc_668
Session (611,6706): Bad TTC Packet Detected: DB Logon User: USR_XG, Remote Machine: app1, Program: JDBC Thin Client, OS User: weblogic
Session (611,6706): Bad TTC Packet Detected: Client IP Address: 172.66.0.108
2023-04-03T12:58:28.269515+08:00

2023-04-03T09:52:15.964905+08:00
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl2/trace/orcl2_ora_26739166.trc  (incident=84009):
ORA-03137: malformed TTC packet from client rejected: [3146] [15] [] [] [] [] [] []
Incident details in: /u01/app/oracle/diag/rdbms/orcl/orcl2/incident/incdir_84009/orcl2_ora_26739155_i84009.trc
2023-04-03T09:52:19.478957+08:00
Session (611,6706): Bad TTC Packet Detected: Inbound connection from DBID: jdbc_ttc_impl GLOBAL_DB_NAME: jdbc_668
Session (611,6706): Bad TTC Packet Detected: DB Logon User: USR_XG, Remote Machine: app1, Program: JDBC Thin Client, OS User: weblogic
Session (611,6706): Bad TTC Packet Detected: Client IP Address: 172.66.0.108
2023-04-03T12:58:28.269515+08:00

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