[oracle@oracentd19c admin]$ rman target sys/sys@orclprim auxiliary sys/sys@orcldstdy|tee stdy.txt Recovery Manager: Release 19.0.0.0.0 - Production on Tue Aug 22 06:13:15 2023 Version 19.3.0.0.0 Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved. connected to target database: ORCL (DBID=1672814384) connected to auxiliary database: ORCLS (not mounted) RMAN> duplicate target database for standby from active database nofilenamecheck; Starting Duplicate Db at 22-08-2023 06:13:21 using target database control file instead of recovery catalog allocated channel: ORA_AUX_DISK_1 channel ORA_AUX_DISK_1: SID=36 device type=DISK contents of Memory Script: { backup as copy reuse passwordfile auxiliary format '/u01/app/oracle/product/19c/db_1/dbs/orapworcls' ; } executing Memory Script Starting backup at 22-08-2023 06:13:22 allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=73 device type=DISK RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03002: failure of Duplicate Db command at 08/22/2023 06:13:23 RMAN-05501: aborting duplication of target database RMAN-03015: error occurred in stored script Memory Script RMAN-03009: failure of backup command on ORA_DISK_1 channel at 08/22/2023 06:13:23 ORA-17627: ORA-12543: TNS:destination host unreachable ORA-17629: Cannot connect to the remote database server RMAN> from prim to standby from prod !!! [oracle@oracent19c admin]$ tnsping orcldstdy TNS Ping Utility for Linux: Version 19.0.0.0.0 - Production on 22-AUG-2023 06:14:45 Copyright (c) 1997, 2019, Oracle. All rights reserved. Used parameter files: /u01/app/oracle/product/19c/db_1/network/admin/sqlnet.ora Used TNSNAMES adapter to resolve the alias Attempting to contact (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP) (HOST=192.168.0.56)(PORT=1521))(CONNECT_DATA=(SERVER=dedicated)(SID=orcls))) TNS-12543: TNS:destination host unreachable Check the firewall !!!!! on standby [root@oracentd19c ~]# firewall-cmd --state running [root@oracentd19c ~]# systemctl stop firewalld or add rule for 1521 [root@oracentd19c ~]# firewall-cmd --state not running [root@oracentd19c ~]# systemctl disable firewalld Removed symlink /etc/systemd/system/multi-user.target.wants/firewalld.service. Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service. [root@oracentd19c ~]# firewall-cmd --state not running from prim now working !! [oracle@oracent19c ~]$ tnsping orcldstdy TNS Ping Utility for Linux: Version 19.0.0.0.0 - Production on 22-AUG-2023 06:18:44 Copyright (c) 1997, 2019, Oracle. All rights reserved. Used parameter files: /u01/app/oracle/product/19c/db_1/network/admin/sqlnet.ora Used TNSNAMES adapter to resolve the alias Attempting to contact (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP) (HOST=192.168.0.56)(PORT=1521))(CONNECT_DATA=(SERVER=dedicated)(SID=orcls))) OK (20 msec) [oracle@oracent19c ~]$
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Tuesday, 22 August 2023
ORA-17627: ORA-12543: TNS:destination host unreachable ORA-17629: Cannot connect to the remote database server
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