Check value of TNS_ADMIN parameter, maybe the listener.ora is located
somewhere else.

if none found:

It will start without a listener.ora with default port 1521. Database
services on that server will register to that listener port by default.

"Srikrishan Malik "
<oracledba-ezmlmshield-x24354395.[Email address protected] wrote on
03/06/2007 08:36:33 AM:

> Hi,
>
> I have not created any listner.ora file on my machine, even then the
> listner seems to work fine.
>
> It is picking up the configuration settings from any other loaction than
> $ORACLE_HOME/network/admin
> OR
> The listner.ora is not a mandatory requirement for listner, (It will
> start with default params and will listen for all services)?
> OR
> Will i face some problems later if listner.ora is absent?
>
> Could anybody please comment?
>
>
>
> Regards
> Srikrishan Malik
> Member of Technical Staff
> Persistent Systems Pvt Ltd.
>
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