CREATE A PHYSCIAL STANDBY DATABASE - ORACLE 10G DATAGUARD CONCEPT. 1. Os versions / Database Versions / Patchset Level should be same. 2. SID should be same , if not use convert parameter in pfile. · Here SID = CLONE is the same between two servers. Primary side Hostname : devr12.xoffice.com Sid : CLONE Ip : 192.168.0.209 a).Install the Linux Operating system , and #setup -à Disable Firewall at OS Level Mandatory b).Install the Oracle 10g Software System pwd : sadha ; Sys pwd : xxx ---à these two password should same into two nodes. Rman configuration -- if require. Database in the Archive log mode. c). configure ssh between two servers. ** Ssh configuration between to nodes ( servers ) 1 st Node side side : 192.168.0.209 Primary side. a). Login – oracle user b). mkdir ~/.ssh chmod 755 ~/.ssh $/usr/bin/ssh-keygen –t rsa $ /usr/bin/ssh-keygen –t -dsa $ cd .ssh $ cat id_rsa.pub > devr12 Cat id_dsa.pub >> devr12 2nd Node side: 192.168.0.99 Standby side. a). Login – or...