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TNS-12537 TNS-00507 Connection closed错误
May072014最近帮客户将一套10.2.0.4.0版本RAC+10.2.0.4.0版本RAC的DG环境成功升级到11.2.0.3.5,升级后客户让解决下TNS-12537: TNS:connection closed及TNS-00507: Connection closed错误,这个错误在升级之前就一直存在,很显然是防火墙限制空闲连接时间的问题: Fatal NI connect error 12537, connecting to: (DESCRIPTION= ...
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