Você deveria encontrar dois arquivos :
SQLNET.ora
# SQLNET.ORA Network Configuration File: F:oracleora8inetworkadminsqlnet.ora
Generated by Oracle configuration tools.
NAMES.DEFAULT_DOMAIN =
SQLNET.AUTHENTICATION_SERVICES= (NTS)
NAMES.DIRECTORY_PATH= (TNSNAMES, ONAMES, HOSTNAME)
TNSNAMES.ora
teste. =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = )(PORT = 1521))
)
(CONNECT_DATA = (SID = )(SERVER = DEDICATED))
)
Com isto você se conecta ao banco…