ORACLE:
======================
/u01/app/oracle/product/10.2.0/asm/network/admin
TNS Listener
set shmsys:shminfo_shmmax=4294967295
TNS listener

CSN_TNS =
  (DESCRIPTION =
    (LOAD_BALANCE = off)
    (FAILOVER = on)
    (ADDRESS_LIST =
      (ADDRESS = ( PROTOCOL = tcp)(HOST = 172.16.0.11)(PORT = 1521))
      (ADDRESS = ( PROTOCOL = tcp)(HOST = 172.16.200.11)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = csn.newstep.com)
      (FAILOVER_MODE = (TYPE = session)(METHOD = basic))
    )
  )


#The following is used by all cdr process
CDR_TNS_1 =
  (DESCRIPTION =
    (LOAD_BALANCE = off)
    (FAILOVER = on)
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = tcp)(HOST = 172.16.0.11)(PORT = 1521))
      (ADDRESS = (PROTOCOL = tcp)(HOST = 172.16.200.11)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = cdr.newstep.com)
      (FAILOVER_MODE = (TYPE = session)(METHOD = basic))
    )
  )



CSN31_CSN03 =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = csn03)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = csn31.newstep.com)
    )
  )


  /u01/app/oracle/product/10.2.0/network/admin/tnsnames.ora
  /u01/app/oracle/product/10.2.0/asm/network/admin/tnsnames.ora

  CSN_CSN09 =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 172.24.10.53)(PORT = 1521))
    (CONNECT_DATA =
      (SERVICE_NAME = csn.newstep.com)
    )
  )

  CSN_BACKUP_TNS =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = ( PROTOCOL = tcp)(HOST = 172.24.30.10)(PORT = 1521))
      (ADDRESS = ( PROTOCOL = tcp)(HOST = 172.24.40.10)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = csn.newstep.com)
    )
  )


 instances to start:
/var/opt/oracle/oratab
[what DB instances to start]

RESTART DB: [when DB is not mounted]
clean-up backup
cd $ORACLE_HOME
cd bin
hdbshut <instance>
hdbstart <instance>