CNT 206 chapter 12 quizzes

What is the interface ID of the IPv6 address 2001:DB8::1000:A9CD:47FF:FE57:FE94/64? A9CD:47FF:FE57:FE94 FE94 1000:A9CD:47FF:FE57:FE94 47FF:FE57:FE94 FE57:FE94

A9CD:47FF:FE57:FE94

Which type of IPv6 unicast address is not routable between networks? unique local address GUA embedded IPv4 address LLA

LLA

Which address type is not supported in IPv6? broadcast private unicast multicast

broadcast

What is the minimum configuration for a router interface that is enabled for IPv6? to have a link-local IPv6 address to have both an IPv4 and an IPv6 address to have a self-generated loopback address to have both a link-local and a global unicast IPv6 address

to have a link-local IPv6 address

What are the two methods a device can use to generate its own IPv6 interface ID? SLAAC stateless DHCPv6 stateful DHCPv6 EUI-64 randomly generated

EUI-64 randomly generated

Which type of IPv6 address is not routable and used only for communication on a single subnet? link-local address unique local address global unicast address loopback address unspecified address

link-local address

Which field in an IPv6 GUA is used for subnetting? Prefix Network Global Routing Prefix Subnet ID Interface ID

subnet ID

True or False? IPv6 was designed with subnetting in mind.

true

True or false? The Subnet ID field in an GUA must borrow bits from the interface ID.

false

What is the recommended prefix length for most IPv6 subnets? /32 /48 /64 /128

/64

Given a /48 Global Routing Prefix and a /64 prefix, what is the subnet portion of the following address: 2001:db8:cafe:1111:2222:3333:4444:5555 café 1111 2222 3333 4444

1111

Your organization is issued the IPv6 prefix of 2001:db8:130f::/48 by your service provider. With this prefix, how many bits are available for your organization to create /64 subnetworks if interface ID bits are not borrowed? 80 8 128 16

16

What is the valid most compressed format possible of the IPv6 address 2001:0DB8:0000:AB00:0000:0000:0000:1234? 2001:DB8:0:AB::1234 2001:DB8:0:AB00::1234 2001:DB8::AB00::1234 2001:DB8:0:AB:0:1234

2001:DB8:0:AB00::1234

Which IPv6 network prefix is only intended for local links and can not be routed? FC00::/7 2001::/3 FF00::/12 FE80::/10

FE80::/10

What is the network address for the IPv6 address 2001:DB8:AA04:B5::1/64? 2001:DB8:AA04:B5::/64​ 2001::/64 2001:DB8:AA04::/64​ 2001:DB8::/64​

2001:DB8:AA04:B5::/64​

What is the prefix associated with the IPv6 address 2001:DB8:D15:EA:CC44::1/64? 2001::/64 2001:DB8::/64​ 2001:DB8:D15:EA:CC44::/64​ 2001:DB8:D15:EA::/64​

2001:DB8:D15:EA::/64​

What is the most compressed representation of the IPv6 address 2001:0db8:0000:abcd:0000:0000:0000:0001? 2001:0db8:abcd::0001 2001:db8::abcd:0:1 2001:0db8:abcd::1 2001:db8:0:abcd::1 2001:0db8:0000:abcd::1

2001:db8:0:abcd::1

Given a /32 Global Routing Prefix and a /64 prefix, how many bits would be allocated for the Subnet ID? 8 16 32 48 64

32

What is indicated by a successful ping to the ::1 IPv6 address? The host is cabled properly. The default gateway address is correctly configured. IP is properly installed on the host. The link-local address is correctly configured. All hosts on the local link are available.

IP is properly installed on the host.

What is the purpose of the command ping ::1? It tests the broadcast capability of all hosts on the subnet. It tests the multicast connectivity to all hosts on the subnet. It tests the reachability of the default gateway for the network. It tests the internal configuration of an IPv6 host.

It tests the internal configuration of an IPv6 host.

What type of IPv6 address begins with fe80? GUA LLA multicast address None. An IPv6 address must begin with 2001.

LLA

Which dynamic addressing method for GUAs is the one where devices rely solely on the contents of the RA message for their addressing information? Method 1: SLAAC Method 2: SLAAC and stateless DHCPv6 Method 3: Stateful DHCPv6

Method 1: SLAAC

Which dynamic addressing method for GUAs is the one where devices get their IPv6 configuration in a RA message and request DNS information from a DHCPv6 server? Method 1: SLAAC Method 2: SLAAC and stateless DHCPv6 Method 3: Stateful DHCPv6

Method 2: SLAAC and stateless DHCPv6

Which dynamic addressing method for GUAs is the one where devices rely solely on a DHCPv6 server for their addressing information? Method 1: SLAAC Method 2: SLAAC and stateless DHCPv6 Method 3: Stateful DHCPv6

Method 3: Stateful DHCPv6

What are three parts of an IPv6 global unicast address? (Choose three.) a subnet ID that is used to identify networks inside of the local enterprise site a global routing prefix that is used to identify the portion of the network address provided by a local administrator an interface ID that is used to identify the local host on the network a global routing prefix that is used to identify the network portion of the address that has been provided by an ISP an interface ID that is used to identify the local network for a particular host

a subnet ID that is used to identify networks inside of the local enterprise site an interface ID that is used to identify the local host on the network a global routing prefix that is used to identify the network portion of the address that has been provided by an ISP

What is the most important motivating factor for moving to IPv6? better performance with IPv6 IPv6 addresses that are easier to work with better security with IPv6 depletion of IPv4 addresses

depletion of IPv4 addresses

Which of the following techniques use native IPv6 connectivity? dual stack tunneling translation all of the above

dual stacking

True or False: 4 out of 5 RIRs no longer have enough IPv4 addresses to allocate to customers on a regular basis.

false

True or false? RA messages are sent to all IPv6 routers by hosts requesting addressing information.

false

Which part of a GUA is assigned by the ISP? global routing prefix global routing prefix and subnet ID prefix RIR prefix

global routing prefix

At a minimum, which address is required on IPv6-enabled interfaces? link-local site local unique local global unicast

link-local

What type of address is automatically assigned to an interface when IPv6 is enabled on that interface? global unicast link-local loopback unique local

link-local