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Question: I'm getting the error "ORA-12170: TNS:Connect timeout occurred" when I try to connect to my database via OEM. How do I resolve the "ORA-12170: ...
There are several possible causes for error ORA-12170. They include: problems with the firewall, when the database is down, when the listener is down, if the ...
Jan 10, 2013 · A few days ago I started seeing ORA-12170 errors in applications running on two different servers (both servers running Windows Server 2003).
May 29, 2014 · ORA-12170 mean that the failed connections did not reach the listener due to network problem. Most likely, they're blocked by security rules.
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Apr 6, 2020 · Re: Fwd: [External] ORA-12170: TNS:Connect timeout occurred ... We are having the intermittent timeouts with few jobs and after restart
A connection attempt failed because the connected party did not properly respond after a period of time, or the established connection failed ...
Apr 26, 2014 · ERROR ORA-12170: TNS:Connect timed out occurred ... Thus it can be considered to be an intermittent issue (the type that, when solved, ...