Advanced TCP/IP Chapter 7 Quiz

Which of the following UDP port numbers are associated with DHCPv6?

546 and 547

Which of the following UDP port numbers are associated with DHCP?

67 and 68

When a node receives a Router Advertisement, what flag is required to be set to "on" in order for the node to perform SLAAC?

A flag

What kind of DHCP packet does the server send to the client to denote completion of DHCP Discovery process?

DHCP Acknowledgement (ACK) packet

Which of the following represent a valid DHCP software component? (Choose all that apply.)

DHCP client, DHCP server, DHCP secondary master

In a DHCPv6 server, IPv6 addresses are bound to which of the following:

DUID of the host

DHCP manages only IP addresses.

False

Which of the following represent a valid enhancement found in DHCPv6 or a valid related enhancement that is part of the basic IPv6 environment? (Choose all that apply.)

IPv6 interfaces support multiple addresses in DHCPv6, IPv6 nodes must listen for address updates to support automatic renumbering, Nodes under IPv6 can obtain locally functioning addresses without any interaction with DHCP., DHCPv6 servers and routers can be configured to send advertisements in authenticated form., DHCPv6 can be set up dynamically update DNS records

When a DHCP server is not available on the same cable segment as a DHCP client, which techniques permit the DHCP client's initial DHCP broadcast requests to be serviced? (Choose all that apply.)

Installing a DHCP relay agent on any cable segment or broadcast domain where a DNS server is not directly attached., Configuring internal routers to forward BOOTP from cable segments or broadcast domains where DHCP clients reside to segments where DHCP servers reside., Configuring internal routers to forward BOOTP from cable segments or broadcast domains where DHCP servers reside to segments where DHCP clients reside.

How does a DHCP relay forward the DHCP server's reply to a client's initial address request?

It uses the MAC layer address for the requester

Which flag is required to be set to "on" in a Router Advertisement or a host to send a request to a DHCPv6 server?

M flag

Which activities occur during the process of IPv6 autoconfiguration? (Choose all that apply.)

The node checks its calculated link-local address with a Neighbor Solicitation to make sure that address is not already in use., The node makes a router Solicitation to obtain Router Advertisements from attached routers

The Neighbor discover protocol in IPv6 supports stateless auto configuration of attached nodes.

True

When a node creates a link-local address, which of the following methods for creating an Interface ID cab be appended to the well-known link-local prefix FE80::? (Choose all that apply.)

a 64 bit randomly generated address, the 64 bit modified EUI-64 address, a 64 bit cryptographically generated address

When a node sends a router solicitation, what type of message is it?

a multicast message

A Windows Server 2008 R2 DHCPv6 server can supply which of the following to a node in respnse to a DHCPv6 request? (Choose all that apply.)

an IPv6 address, a DNS server IPv6 address, the domain name

Which of the following best explain why a DHCP Discover packet is broadcast to the local network segment? (Choose all that apply.)

because the address of a DHCP server is not known, because the client has no IP address and cannot send a unicast

How does a DHCP client accept an offer from a DHCP server?

by issuing a DHCP Request packet

Which of the following types of machines is best suited for dynamic IP address assignment? (Hint: Some kinds of machines require persistent IP addresses to remain easy to find on the Internet, others do not.)

clients

An IPv6 address on a host moves from the preferred state to the deprecated state when which of the following events occurs?

the preferred lifetime timer expires and the valid lifetime timer is valid