OpenStack OpenStack Networking (Neutron) 3

Question 1

Which OpenStack CLI command lists all Neutron networks visible to your project?

Accepted Answer

openstack network list

Answer

The 'openstack network list' command displays all networks accessible to the current project.

Question 2

In Neutron, what is a 'router' used for?

Accepted Answer

Connecting two or more networks and providing gateway functionality

Answer

A Neutron router connects multiple networks and provides gateway services, including NAT for floating IPs.

Question 3

What does 'allowed address pairs' feature in Neutron enable?

Accepted Answer

Permitting additional MAC/IP addresses to pass traffic through a port beyond its assigned address

Answer

Allowed address pairs allow a port to send/receive traffic for additional IP/MAC addresses beyond its primary assignment.

Question 4

Which Neutron feature provides load balancing capabilities as a service?

Accepted Answer

LBaaS (Octavia)

Answer

LBaaS (Load Balancer as a Service), now implemented via Octavia, provides load balancing functionality within OpenStack.

Question 5

In OpenStack Neutron, what is a 'port'?

Accepted Answer

A virtual network interface connection point on a network

Answer

A Neutron port is a virtual network interface connection point that can be attached to a VM or other network resource.

OpenStack Practice Test