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Dick,
There are two ways to configure SQL*Net to communicate with a new database. Neither of them happen automatically.
First, if you have been around since before Oracle Network Manager you probably will just edit the listener.ora file to add a new database to the configuration.
Second (preferred), use Oracle Network Manager on the server to 'Create Database', which actually alters listener.ora to allow communication with a database.
Don't forget to restart or reload your listener with lsnrctl once the configuration changes are made.
-- Regards, Jeff Gentry Carpe Diem!!! Computer Systems Authority Systems Consultant Mailto:jgentry_at_csac.com Mailto:jlgentry_at_worldnet.att.net Dick Willis <rmw_at_synchrony.com> wrote in article <01bcd4e4$1f7c40c0$0600a8c0_at_rmw>...Received on Sat Oct 11 1997 - 00:00:00 CDT
> I'm going to answer my own question. The problem wasn't in the
> tnsnames.ora file, as several kind posters thought, but in the
listener.ora
> file on the server side. The XABC instance was not included in the SID
> list; only the ORCL instance was. Which leads me to the question:
>
> What creates the listener.ora file and why didn't my new instance have an
> entry?
>
>
>