DB1=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
                (INSTANCE_NAME=DB11)
            )
        )

DB11=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
                (INSTANCE_NAME=DB11)
            )
        )

DB11_FO=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)

(INSTANCE_NAME=DBOFINP11)
            )
        )

DB1_FO=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
                (INSTANCE_NAME=DB11)
            )
        )

DB11_LOCAL=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
                (INSTANCE_NAME=DB11)
            )
        )

DB1_BALANCE=
        (DESCRIPTION= 
            (ADDRESS_LIST=
                (LOAD_BALANCE=YES)
                (FAILOVER=YES)

(ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            )
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
            )
        )

DB1_REMOTE=
        (DESCRIPTION= 
            (ADDRESS_LIST=
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            )
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
               # (INSTANCE_NAME=DB11)
            )
        )

hostname1-vip:1521=
        (DESCRIPTION= 
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
                (INSTANCE_NAME=DB11)
            )
        )

hostname1-scan:1521=
        (DESCRIPTION= 
            (ADDRESS_LIST=
                (ADDRESS=(PROTOCOL=tcp)(HOST=hostname1-vip.domain)(PORT=1521))
            )
            (CONNECT_DATA=
                (SERVICE_NAME=DB1)
 		# (INSTANCE_NAME=DB11)
            )
        )

extproc_connection_data = 
    (DESCRIPTION= 
         (ADDRESS_LIST = 
             (ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROCDB11))
        )
        (CONNECT_DATA=
            (SID=PLSExtProc)
            (PRESENTATION = RO)
        ) )

IFILE=$TNS_ADMIN/DB11_hostname1_ifile.ora