本文通过分析外部终端虚拟专用网(VPN)访问异地Oracle服务器(实时应用集群RAC方式)的工作原理,提出了解决频繁出现的TNS超时问题的一种思路和案例.%By analyzing the working principle of external terminal virtual private network (VPN) accessing to offsite Oracle server (Real Application Cluster, RAC way), this paper provides a solution to the frequent appearance of TNS timeout.
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