RMAN backup from another DB server

Question

Hi all,
I would like to know Can we take a rman backup from another DB server in oracle 9.2...
i.e
suppose that we have two server
1. main server
2. dup server
I want to take a backup of main server throeugh dup server.....
if it is poosible then what are all the things that i have to configure....
pls suggest me.....

Answer 1

getting an error,
here hotest is the main db
and testho is dup db
F:\Documents and Settings\deepali>rman target rman/cat@hotest catalog rman/cat@testho
Recovery Manager: Release 9.2.0.4.0 - Production
Copyright (c) 1995, 2002, Oracle Corporation.  All rights reserved.
connected to target database: HOTEST (DBID=982176707)
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-00554: initialization of internal recovery manager package failed
RMAN-04004: error from recovery catalog database: ORA-01045: user RMAN lacks CRE
ATE SESSION privilege; logon denied
F:\Documents and Settings\deepali>sqlplus /nolog
SQL*Plus: Release 9.2.0.4.0 - Production on Mon Apr 6 12:17:13 2009
Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.
SQL> conn sys/deepali as sysdba
Connected.
SQL>  GRANT RECOVERY_CATALOG_OWNER TO rman;
Grant succeeded.
SQL> GRANT CONNECT, RESOURCE TO rman;
Grant succeeded.
SQL> exit
Disconnected from Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production
With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.4.0 - Production
F:\Documents and Settings\deepali>rman target rman/cat@hotest catalog rman/cat@t
estho
Recovery Manager: Release 9.2.0.4.0 - Production
Copyright (c) 1995, 2002, Oracle Corporation.  All rights reserved.
connected to target database: HOTEST (DBID=982176707)
connected to recovery catalog database
recovery catalog is not installed
RMAN> register database;
recovery catalog is not installed
recovery catalog is not installed
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of register command at 04/06/2009 12:18:09
RMAN-06429: RCVCAT database is not compatible with this version of RMAN
RMAN> select * from rc_database;
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-00558: error encountered while parsing input commands
RMAN-01005: syntax error: found "identifier": expecting one of: "allocate, alter
, backup, beginline, blockrecover, catalog, change, connect, copy, create, cross
check, configure, duplicate, debug, delete, drop, exit, endinline, host, {, libr
ary, list, mount, open, print, quit, recover, register, release, replace, report
, renormalize, reset, restore, resync, rman, run, rpctest, set, setlimit, sql, s
pool, startup, shutdown, send, show, test, upgrade, validate"
RMAN-01008: the bad identifier was: select
RMAN-01007: at line 1 column 1 file: standard input
RMAN>pls suggest me whether i am following the right path or not...