iCloud: iCloud storage and backup overview. When you sign up for iCloud, you automatically get 5 GB of free storage. Your iCloud storage is used for iOS device backup, iCloud Drive, iCloud Photo Library, app data and documents stored in iCloud, and iCloud Mail (your @icloud.com email account).If you run out of space, you can upgrade your storage. You can also remove stored items to make more space available.our iCloud storage is used for iOS device backup, iCloud Drive, iCloud Photo Library, app data and documents stored in iCloud, and iCloud Mail (your @icloud.com email account).
Tree Topology. Among all the Network Topologies we can derive that the Tree Topology is a combination of the bus and the Star Topology. The tree like structure allows you to have many servers on the network and you can branch out the network in many ways.
Understanding the Concepts of Security Topologies. The concepts of security topologies are based on firewalls and their application to specific network design scenarios. Topologies consist of hardware devices and security zones that are created with these devices. The remainder of this chapter provides an overview of how firewalls are used to segment the network into security zones and create various security topologies.