sqlnet.ora
# SQLNET.ORA Network Configuration File: D:\oracle\ora81\network\admin\sqlnet.ora
# Generated by Oracle configuration tools.

#NAMES.DEFAULT_DOMAIN = db1.local

#SQLNET.AUTHENTICATION_SERVICES= (NTS)

NAMES.DIRECTORY_PATH= (TNSNAMES, ONAMES, HOSTNAME)

sqlnet.expire_time=0

tnsnames.ora

# TNSNAMES.ORA Network Configuration File: D:\oracle\ora81\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.

TEST =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = sori)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = test)
)
)