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Overview

Disaster recovery is the process by which an organization anticipates and addresses technology-related disasters. IT systems in any company can go down unexpectedly due to unforeseen circumstances, such as power outages, natural events, or security issues. Disaster recovery includes a company's procedures and policies to recover quickly from such events

Configuration

We are taking IPs for Example.

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CCE VM3(CCE Machine)- 192.168.9.27

Steps to Follow:

Step-1

• Log in on the DC APE as the seceon user and go into the root.

• Run the below command the DC APE(VM2) machine.

  Code Block
  scp /home/seceon-cce/.ssh/* root@192.168.9.25:/home/seceon-cce/.ssh/

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Note: Please put the DR APE IP in the command.

Step-2

• Now SSH to the DR APE machine as root.

• Run the following command and go into the seceon-cce directory.

  Code Block
  cd /home/seceon-cce/

• Now change the ownership of the folder by using the below command.

  Code Block
  chown -R seceon-cce:seceon-cce .ssh/*

• Now reboot this machine.

Step-3

• Create the tenants with the same tenant ID on the DR UI(VM1) same as DC UI(VM2)

Step-4

• Now SSH as the root on the DC APE(VM2) and run the following command. This command will change the machine IP of CD APE.

  Code Block
  vi /etc/sysconfig/network-scripts/ifcfg-ens160 and change IPADDR="192.168.9.26" to IPADDR="192.168.9.28"

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• Now restart the network service using the below command.

  Code Block
  systemctl restart network

Step-5

• Now SSH as root on the DR APE(VM1) and run the below command. This command will change the IP of the DR APE to the CD APE IP.

  Code Block
  vi /etc/sysconfig/network-scripts/ifcfg-ens160 and change IPADDR="192.168.9.25" to IPADDR="192.168.9.26"

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