Oracle: подключение по sqlplus

[reinover]

$ sqlplus user/pass@"(description=(address=(host=10.0.2.21)(protocol=tcp)(port=1521))(connect_data=(sid=ORCL)))"

ИЛИ в /etc/tnsnames.ora

TEST =
	(description=
		(address=
			(host=192.168.56.2)(protocol=tcp)(port=1521))
		(connect_data=
			(sid=XE))

$ sqlplus user/pass@test