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DHCP manages only IP addresses. True or False? ANSWERV V False 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. A flag b. M flag c. R flag d.S flag ANSWERV V a. A flag Which of the following terms describe a single group of IP addresses managed by DHCP? (Choose all that apply.) a. address pool b. address group c. address scope d. address superscope ANS WERV V a. address pool c. address scope An [Pv6 address on a host moves from the preferred state to the deprecated state when which of the following events occurs? a. The preferred lifetime timer expires and the valid lifetime timer is valid. b. The preferred lifetime timer is valid and the valid lifetime timer is expired. c. The preferred lifetime timer expires and the valid lifetime timer is expired d. The preferred lifetime timer is valid and the valid lifetime timer is valid. ANSWERV ¥ a. The preferred lifetime timer expires and the valid lifetime timer is valid. Which of the following represent a valid DHCP software component? (Choose all that apply.) a. DHCP client b. DIICP resolver c. DHCP server d. DHCP primary master ec. DHCP secondary master d. DHCPv6 servers and routers can be configured to send advertisements in authenticated form. e. DHCPv6 can be set up to 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.) a. None do. A DHCP server must be available on any cable segment or broadcast domain where a DHCP client resides. b. Installing a DHCP relay agent on any cable segment or broadcast domain where a DNS server is not directly attached. c. Installing a remote DHCP agent on any cable segment or broadcast domain where a DNS server is not directly attached. d. Configuring internal routers to forward BOOTP from cable segments or broadcast domains where DHCP clients reside to segments where DHCP servers reside. e. Configuring internal routers to forward BOOTP from cable segments or broadcast domains where DHCP servers reside to segments where DHCP clients reside. ANSWERV ¥ b. Installing a DHCP relay agent on any cable segment or broadcast domain where a DNS server is not directly attached. d. Configuring internal routers to forward BOOTP from cable segments or broadcast domains where DHCP clients reside to segments where DHCP servers reside. e. 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? a. IU uses a temporary IP address created for the requester. b. It uses the IP address offered to the requester. c. It uses the MAC layer address for the requester. d. It broadcasts a reply, for which the requester listens. ANSWERV V c. It uses the MAC layer address for the requester. The Neighbor Discovery protocol in [Pv6 supports stateless auto configuration of attached nodes. True or False? ANSWERV ¥V False When a node creates a link-local address, which of the following methods for creating an Interface ID can be appended to the well-known link-local prefix FE80::? ANS WERV 4 the 64-bit modified EUI-64 address Which issue explains why DIICP was not traditionally used to manage server and router addresses? a. Routers and servers require static IP address assignments. c. The node attempts to calculate a link-local address by prepending its EUI-64 interface ID with the well-known link-local prefix. d. Once a DHCP server is identified, it always provides all necessary information to complete the autoconfiguration process. ¢. all of the above ANS WERV ¥ a. The node cheeks its calculated link-local address with a Neighbor Solicitation to make sure that address is not already in use. b. The node makes a Router Solicitation to obtain Router Advertisements from attached routers. Which of the followimg UDP port numbers are associated with DHCP? a. 57 and 58 b. 67 and 68 ce. 77 and 78 d. 116 and 117 ANSWERV ¥ b. 67 and 68 Which of the following best explain why a DHCP Discover packet is broadcast to the local network segment? (Choose all that apply.) a. because the address of a DHCP server is not known b. because the client has no IP address and cannot send a unicast c. because the client's network address is unknown. d. because the client's host address is unknown ANSWERV V a. because the address of a DHCP server is not known b. because the client has no IP address and cannot send a unicast What type of packet does a DHCP server send to a DHCP client in reply to a Discover packet? a. Reply packet b. Offer packet c. Release packet d. Renewal packet ANSWERV ¥ b. Offer packet Which flag is required to be set to"on"in a Router Advertisement for a host to send a request to a DIICPV6 server? a. A flag On a Windows 7 host, if the host does not receive a Router Advertisement in response to its Router Solicitation, what is its next step in the IPv6 address auto configuration process? a. Stop the IPv6 address autoconfiguration process. b. Continue sending RS messages until it reccives an RA. c. Send a DHCPVé6 Solicit message. d. Autoconfigure a global-unicast address using the link-local prefix. ANSWERV ¥ ec. Send a DHCPv6 Solicit message What kind of DHCP packet does the server send to the client to denote completion of the DHCP Discovery process? a. DHCP Accept packet b. DIICP Request packet c. DHCP Acknowledgment (ACK) packet d. DHCP Renewal packet ANSWERV V c. DHCP Acknowledgment (ACK) packet Which of the following UDP port numbers are associated with DIICPv6? a. 117 and 118 b. 67 and 68 c. 546 and 547 d. 47 and 48 ANSWERV ¥ c. 564 and 547 AA Windows Server 2008 R2 DHCPv6 server can supply which of the following to a node in response to a DHCP v6 request? (Choose all that apply.) a. an IPv6 address b. an IPv6 default gateway address c.a DNS server IPv6 address the domain name ANSWERY ¥ a. an IP v6 address d. c. a DNS server IPv6 address d. the domain name In a DHCPVv6 server, IPv6 addresses are bound to which of the following: a. MAC address of the host b. link-local address of the host c. DUID of the host c. ARP d. RARP ANSWERV V ARP Which of the following types of IPv4 addresses includes the most host addresses? a. Class A b. Class B ce. Class C d. Class D e. Class EANSWERVV Class A Which of the following address types are supported by LPv6? (Choose all that apply.) a. anycast b. broadcast c. multicast d. unicast ANSWERV ¥ a. anycast c. multicast d. unicast How large is the IPv6 address space? a. 32 bits b. 64 bits c. 128 bits d. 256 bits ANSWERV ¥ ec. 128 bits A Class A network address of 12.0.0.0 is written as 12.0.0.0/8 in prefix notation. True or false? ANSWERV V true Zero compression is a method that allows a word containing contiguous zeros in an IPv6 address to be replaced by double colons. True or false? ANSWERY ¥ true Which of the following address types are used for local network communications in IPv6? (Choose all that apply.) a. link-layer b. link-local c. local-use d. site-local ANSWERV ¥ b. link-local d. site-local Which of the following IPv6 addresses are the same based on the correct use of zero compression? (Choose all that apply.) a. fe80::2d57:c4f8::80d7 b. fe80:0000:2d57:c4£8:0000:80d7 c. fe8::2d57:c4f8::8d7 d. fe80:0:2d57:c4f8:0:80d7 ANSWERY V a. fe80::2d57:04{8::80d7 b. fe80:0000:2d57:c4£8:0000:80d7 Which of the following represents an improvement of IPv6 over IPv4? (Choose all that apply.) a. larger address space b. better security c. two brackets d. two forward slashes ANSWERV v c. two brackets Which RFC originally proposed CIDR? a. 1519 b. 1878 c. 1918 d. 2700 ANSWERV V¥ a. 1519 The loopback address for a network interface using IPv4 is 127.0.0.1 and lets the computer user test the interface. What is the loopback address using IPv6? d.:1: ANSWERV\V b. ::1 The first byte or 8 bits of an IPv6 multicast address must be set to which of the following values? a. 0000 b. LLL ec. 1010 d. ffff ANSWERV ¥ b. 111 An IPv6 unicast address is made up of which of the following’? a. a 32-bit interface ID and a 96-bit network portion b. a 64-bit interface ID and a 64-bit network portion c. a 96-bit interface ID and a 32-bit network portion d. a 64-bit interface ID, a 32-bit network portion, and a 32-bit broadcast address ANSWERV ¥ b. a 64-bit interface ID and a 64-bit network portion For an IPv6 aggregatable global unicast address, the FP or Format Prefix field contains how many bits in the identifier? a3 b.8 ce. 13 d. 24 ANSWERV V a. 3 For an IPv6 multicast address, how many bits are assigned to the group ID? a. 32 b. 64 c. 96 d. 112 ANSWERV ¥ d. 112 To which of the following limitations are private IP addresses subject to? (Choose all that apply.) a. may not be routed on the Internet b. may not be used without permission from ICANN or an ISP cc. will not work with NAT software d. may not work with protocols that require secure end-to-end connections ANSWERV / a. may not be routed on the Internet d. may not work with protocols that require secure end-to-end connections Previously, IPv6 specified that interface identifiers followed which format, which specifies a unique 64-bit interface identifier for each interface? a. RFC 4941 b. EUI-64 c. EULA-64 d. IEEE 802.64v6 ANSWERV V EUL-64 What protocol is used to translate MAC layer addresses into numeric IP addresses? a. ARP b. RARP c. RIP d. IP ANSWERV ¥ RARP Which of the following can be used to replace internal network addresses with one or more different addresses so the traffic that actually travels over the public Internet does not reveal the address structure of the internal network to outsiders? a. loopback b. proxy server c. subnet mask d. layer-3 switch ANSWERV V server informs the network interface card to pass packets sent to that address to the IP stack so their contents can be read, and tells the IP gateway to forward such traffic onto the physical network, where the listening network interface resides. ANSWERYV ¥ registration In IPv6, which address contains all zeros and can be represented as two colon characters (::) in normal notation’? a. anycast b. broadcast c. multicast d. unspecified ANSWERV ¥ unspecified allows internetwork devices to perform complex address recognition and management functions that can keep up with data volumes and time-sensitive processing needs a. Loopback address b. Application-specific integrated circuits ¢. link-local address d. layer 3 switch ANSWERV V application-specific integrated circuits a type of networking device that combines switch, router, and network management functions within a single box a. Loopback address b. Application-specific integrated circuits c. link-local address d. layer 3 switch ANSWERY ¥ Layer 3 switch in IPV6 addressing, a bit string that uniquely identifies a particular interface a. scope identifier b. loopback address 
