Configure ExpressConnect for Oracle to set up connections between Oracle and Replication Server.
create connection to <tnsnames_alias>.<ora_rdb_name> using profile rs_oracle_to_oracle;eco set username <userid> set password <password> set batch to 'off'
<tnsnames_alias> = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = hostname)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orcl) ) )
create connection to <tnsnames_alias>.<ora_rdb_name> set error class <error_class> set function string class <function_class> set username <userid> set password <password> set batch to 'off' set dsi_proc_as_rpc to 'on'