![Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja](https://i0.wp.com/superhero.ninja/wp-content/uploads/2014/08/screenshot-from-2014-08-19-125514.png)
Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja
![Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja](https://i0.wp.com/superhero.ninja/wp-content/uploads/2014/08/otn-developer-day-vm_1-settings_011.png)
Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja
![Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja](https://i0.wp.com/superhero.ninja/wp-content/uploads/2014/08/otn-developer-day-vm_1-settings_012.png)
Can not connect to Virtualbox Guest Oracle Database 12c Developer Day Database VM due to Oracle Linux firewall – Superhero Ninja
![High availability design and solution for SAP NetWeaver installations with Oracle Data Guard (Fast-Start Failover) | AWS for SAP High availability design and solution for SAP NetWeaver installations with Oracle Data Guard (Fast-Start Failover) | AWS for SAP](https://d2908q01vomqb2.cloudfront.net/17ba0791499db908433b80f37c5fbc89b870084b/2021/09/30/OracleDG-FSF-100Percentage.png)