Review the list of ports in Open Ports on the DB System and for every port you open in iptables, update the security list used for the DB system, or create a new security list.

Procedure

Perform the following steps to update the security list for the DB system.

1. On the DB Systems list page, select the DB system that you want to work with. If you need help finding the list page or the DB system, see List the DB Systems.
2. On the DB system information tab, under the Network section, note the Client Subnet name and select the VCN link.
3. On the Virtual Cloud Network details page, on the Subnets tab, select the required VCN.
4. On the Subnet details page, on the Security tab, select the required security list.
5. On the Security List details page, select the Security rules tab.
   • Ingress Rules is the first table of security rules on the page. Egress Rules is the second table of security rules on the page.
6. To add a rule, select Add Ingress Rules (or Add Egress Rules).
7. To delete an existing rule, select the checkbox next to the rule and then select Actions and then select Remove.
8. To edit an existing rule, select the checkbox next to the rule and then select Actions and then select Edit.

For more information about creating or updating a security list, see Security Lists.