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

openstack server list

Answer

openstack subnet list

Answer

openstack router list

Question 2

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

Accepted Answer

Connecting two or more networks and providing gateway functionality

Answer

Routing API requests between Neutron services

Answer

Load balancing traffic between multiple VMs

Answer

Managing DNS resolution for tenant networks

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

Pairing two ports for redundant connectivity

Answer

Whitelisting specific tenant-to-tenant communication

Answer

Allowing dual-stack IPv4/IPv6 on a single port

Question 4

Which Neutron feature provides load balancing capabilities as a service?

Accepted Answer

LBaaS (Octavia)

Answer

FWaaS

Answer

VPNaaS

Answer

QoS

Question 5

In OpenStack Neutron, what is a 'port'?

Accepted Answer

A virtual network interface connection point on a network

Answer

A physical network interface on a compute node

Answer

A TCP/UDP endpoint for API access

Answer

A VLAN tag assigned to a tenant network

Question 6

What is QoS (Quality of Service) used for in Neutron?

Accepted Answer

Controlling network bandwidth and traffic policies on ports and networks

Answer

Prioritizing API requests from premium tenants

Answer

Monitoring network latency between VMs

Answer

Encrypting traffic between tenant networks