Learning OpenStack Networking - Third Edition

Applying security groups to instances

To apply a security group to an instance, return to the Instances section of the Compute panel. Click on the arrow under the Actions menu next to the instance and choose Edit Security Groups:

A window will appear that allows you to apply or remove security groups from an instance. Hit the blue plus sign next to the group to apply it to an instance:

Once clicked, the group will move to the Instance Security Groups column, as shown in the following screenshot:

Click on the blue Save button to apply the changes ...