RMAN DUPLICATE from Active Database
 Step 1:  Add oratab entry in Target  --------------------------  PRODDB:/app/oracle/product/12202:N  Step 2:  create password file in Target (should be same as Source)  ------------------------------  orapwd file=orapwPRODDB password=test123 entries=20  Step 3:  Create static listener for Target DB  -------------------------------------   LISTENER_PRODDB =    (DESCRIPTION_LIST =      (DESCRIPTION =        (ADDRESS = (PROTOCOL = TCP)(HOST = 192.16.0.5)(PORT = 1524))     ))    SID_LIST_LISTENER_PRODDB =    (SID_LIST =      (SID_DESC =        (GLOBAL_DBNAME = PRODDB)        (ORACLE_HOME = /app/oracle/product/12202)        (SID_NAME = PRODDB)            )     )      Step 4:  Add TNS entry of source & target in both servers  -------------------------------------------------  PRODDB_source =    (DESCRIPTION =      (ADDRESS = (PROT...