They will dynamically register if the listener is running with default name and port, i.e. LISTENER and 1521. if not tell the instance the where to look at using local_listener. I've also had the problem that even using all defaults it did not register. Just set it explicitly!! regards Felix Am 06.12.2010 um 22:47 schrieb "Newman, Christopher" <cjnewman@xxxxxxxxxxxxx>: > We’ve done this before, it’s just service_names=X, Y, Z in the init. They > will dynamically register and you can test by connecting to each. > > > > From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On > Behalf Of CRISLER, JON A (ATTCORP) > Sent: Monday, December 06, 2010 3:44 PM > To: oracle-l@xxxxxxxxxxxxx > Subject: non-RAC service names ? > > > > Can additional service names be defined for a non-RAC 10g database, similar > to how multiple service names can be configured for RAC ? This would be to > support JDBC connections, so a tnsnames alias would not work. I have looked > over various docs and I do not see any way of creating them- and I tried DBCA > as well as that allows managing service names on a RAC db, but that option is > disabled for a non-RAC db.