风哥Oracle RAC+DG生产实战（3）：Oracle21c RAC DataGuard搭建2+1

QLNET.AUTHENTICATION_SERVICES= (NTS)

NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)

tnsnames.ora文件内容：

-----------------------------------------------------------------

orcl=

(DESCRIPTION =

(ADDRESS_LIST =

(ADDRESS = (PROTOCOL = TCP)(HOST =192.168.0.176)(PORT =1521))

)