Module 9: IPv4 and Network Segmentation

Which two statements are correct about private IPv4 addresses?

- Private IPv4 addresses are assigned to devices within an organization's intranet (internal network) - Any organization (home, school, office, company) can use the 10.0.0.0/8 address

Which two statements are correct about public IPv4 addresses?

- To access a device over the internet, the destination IPv4 address must be a public address - Public IPv4 address exhaustion is a reason why there are private Ipv4 addresses and why organizations are transitioning to IPv6

Which two situations are the result of excessive broadcast traffic?

- slow network operations - slow device operations

Which three IP addresses are private?

10.1.1.1 172.16.4.4 192.168.5.5

What is the IP address for a loopback address?

127.0.0.1

What is the IP address for a link-local address?

169.254.1.5

What is the IP address for a public address?

198.133.219.2

Which address prefix range is reserved for IPv4 multicast?

224.0.0.0 - 239.255.255.255

What is the IP address for an experimental address?

240.2.6.255

Which statement describes one purpose of the subnet mask setting for a host?

It is used to determine to which network the host is connected

Which organization or group of organizations receives IP addresses from IANA and is responsible for allocating these addresses to ISPs and some organizations?

RIRs

A host is transmitting a broadcast. Which host or hosts will receive it?

all hosts in the same network

A message is sent to all hosts on a remote network. Which type of message is it?

directed broadcast

A user is unable to access the company server from a computer. On issuing the ipconfig command, the user finds that the IP address of the computer is displayed as 169.254.0.2. What type of address is this?

link-local

What is the role of IANA?

managing the allocation of IP addresses and domain names

Which devices will not forward an IPv4 broadcast packet by default?

router

Which network device can serve as a boundary to divide a Layer 2 broadcast domain?

router

What is one reason for subnetting an IP network?

to reduce the scope of broadcast flooding