Security groups provide you with ways to control the Network traffic between ports in an OpenStack Network. Security group rules are applied at a Network port level. To apply port level security, we will start by creating a security group and then adding security rules to this group. The security groups are attached to the instances when they are launched.
For creating a security group, you will need the following information:
The security group name
A description for the security group
The following recipe will show you how to create a security group using Horizon:
Log in to Horizon with the appropriate credentials.
In the left navigation menu, navigate to Project | Compute | Access & Security:
In the Security Groups tab, click on + Create Security Group.
Fill in an appropriate security group Name and Description:
Click the Create Security Group button. Once the security group has been created successfully, it should be listed...