Re: ORA-12560 From Oracle 11g.

  • From: "David Sharples" <davidsharples@xxxxxxxxx>
  • To: drp4kri@xxxxxxxxx
  • Date: Mon, 10 Sep 2007 21:23:34 +0100

telnet to the server on port 1521 from another server, see if you have

On 10/09/2007, Dhimant Patel <drp4kri@xxxxxxxxx> wrote:
> Hi All,
> I have recently installed Oracle 11g Enterprise Ed. on redhat EL4, after
> installing necessary patches. I have firewall enabled on this server. I also
> have disabled SELinux security policy. I have 11g instance running and TNS
> names configured.
>  Attempt to connect to this server fails with ORA-12560 errors. .

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