OpenStack Networking - Choice of Connectivity Types and Networking Services

Networking is one of the core services of the cloud infrastructure. While it provides connectivity to virtual instances, it must at the same time provide the segregation of traffic from different tenants and prevent cross talk. The networking in OpenStack is designed to be self-serviced. This means the tenants can create their own network design, manage topology of multiple networks, connect networks together, access external world, and also deploy advanced networking services. As the networking services expose the cloud instances to the external world, deploying access control for the instances is imperative. The OpenStack networking project facilitates the creation of firewalls and provides the tenants with fine-grained...