ccna 11-14
Which subnet would include the address 192.168.1.96 as a usable host address? 192.168.1.32/27 192.168.1.64/26 192.168.1.32/28 192.168.1.64/29
192.168.1.64/26
Which three addresses are valid public addresses? (Choose three.) 198.133.219.17 192.168.1.245 10.15.250.5 128.107.12.117 172.31.1.25 64.104.78.227
198.133.219.17 128.107.12.117 64.104.78.227
What is the prefix for the host address 2001:DB8:BC15:A:12AB::1/64? 2001:DB8:BC15 2001:DB8:BC15:A 2001:DB8:BC15:A:1 2001:DB8:BC15:A:12
2001:DB8:BC15:A
Which address prefix range is reserved for IPv4 multicast? 240.0.0.0 - 254.255.255.255 224.0.0.0 - 239.255.255.255 169.254.0.0 - 169.254.255.255 127.0.0.0 - 127.255.255.255
224.0.0.0 - 239.255.255.255
Which address is a valid IPv6 link-local unicast address? FEC8:1::FFFF FD80::1:1234 FE80::1:4545:6578:ABC1 FE0A::100:7788:998F FC90:5678:4251:FFFF
FE80::1:4545:6578:ABC1
A user issues a ping fe80:65ab:dcc1::100 command and receives a response that includes a code of 3. What does this code represent? communication with the destination administratively prohibited beyond scope of the source address no route to destination address unreachable
address unreachable
A host is transmitting a unicast. Which host or hosts will receive it? a specially defined group of hosts all hosts on the Internet one specific host the closest neighbor on the same network
one specific host
A network administrator has received the IPv6 prefix 2001:DB8::/48 for subnetting. Assuming the administrator does not subnet into the interface ID portion of the address space, how many subnets can the administrator create from the /48 prefix? 16 256 4096 65536
65536
Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host? ARPv6 DHCPv6 ICMPv6 UDP
ICMPv6
Which service provides dynamic global IPv6 addressing to end devices without using a server that keeps a record of available IPv6 addresses? stateful DHCPv6 SLAAC static IPv6 addressing stateless DHCPv6
SLAAC
An IPv6 enabled device sends a data packet with the destination address of FF02::1. What is the target of this packet? the one IPv6 device on the link that has been uniquely configured with this address all IPv6 enabled devices on the local link or network only IPv6 DHCP servers only IPv6 configured routers
all IPv6 enabled devices on the local link or network
A message is sent to all hosts on a remote network. Which type of message is it? limited broadcast multicast directed broadcast unicast
directed broadcast
What is used in the EUI-64 process to create an IPv6 interface ID on an IPv6 enabled interface? a randomly generated 64-bit hexadecimal address an IPv6 address that is provided by a DHCPv6 server the MAC address of the IPv6 enabled interface an IPv4 address that is configured on the interface
the MAC address of the IPv6 enabled interface
Which ICMPv6 message is sent when the IPv6 hop limit field of a packet is decremented to zero and the packet cannot be forwarded? network unreachable time exceeded protocol unreachable port unreachable
time exceeded
How many host addresses are available on the network 172.16.128.0 with a subnet mask of 255.255.252.0? 510 512 1022 1024 2046 2048
1022
A host is transmitting a broadcast. Which host or hosts will receive it? one specific host all hosts in the same subnet the closest neighbor on the same network directly connected network devices
all hosts in the same subnet
A host is transmitting a multicast. Which host or hosts will receive it? one specific host all hosts with the same IP address the closest neighbor on the same network a specially defined group of hosts
a specially defined group of hosts
A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 3. What does this code represent? network unreachable host unreachable protocol unreachable address unreachable
address unreachable
Which type of IPv6 address refers to any unicast address that is assigned to multiple hosts? unique local global unicast link-local anycast
anycast
A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 2 . What does this code represent? communication with the destination administratively prohibited address unreachable beyond scope of the source address no route to destination
beyond scope of the source address
A user issues a ping 192.135.250.103 command and receives a response that includes a code of 1. What does this code represent? host unreachable protocol unreachable port unreachable network unreachable
host unreachable
A user issues a ping 198.133.219.8 command and receives a response that includes a code of 0 . What does this code represent? protocol unreachable port unreachable network unreachable host unreachable
network unreachable
Which subnet would include the address 192.168.1.96 as a usable host address? 192.168.1.64/26 192.168.1.32/27 192.168.1.32/28 192.168.1.64/29
192.168.1.64/26
What are the three IPv6 addresses displayed when the route from PC1 to PC2 is traced? (Choose three.) 2001:DB8:1:1::1 2001:DB8:1:1::A 2001:DB8:1:2::2 2001:DB8:1:2::1 2001:DB8:1:3::1 2001:DB8:1:3::2 2001:DB8:1:4::1
2001:DB8:1:1::1 2001:DB8:1:2::1 2001:DB8:1:3::2
Which protocol is used by the traceroute command to send and receive echo-requests and echo-replies? SNMP ICMP Telnet TCP
ICMP
A user issues a ping 2001:db8:FACE:39::10 command and receives a response that includes a code of 2. What does this code represent? host unreachable protocol unreachable beyond scope of the source address network unreachable
beyond scope of the source address
An administrator wants to create four subnetworks from the network address 192.168.1.0/24. What is the network address and subnet mask of the second useable subnet? subnetwork 192.168.1.32subnet mask 255.255.255.240 subnetwork 192.168.1.64subnet mask 255.255.255.192 subnetwork 192.168.1.64subnet mask 255.255.255.240 subnetwork 192.168.1.128subnet mask 255.255.255.192 subnetwork 192.168.1.8subnet mask 255.255.255.224
subnetwork 192.168.1.64subnet mask 255.255.255.192
Consider the following range of addresses: 2001:0DB8:BC15:00A0:0000::2001:0DB8:BC15:00A1:0000::2001:0DB8:BC15:00A2:0000::...2001:0DB8:BC15:00AF:0000:: The prefix-length for the range of addresses is /60
The prefix-length for the range of addresses is /60
A high school in New York (school A) is using videoconferencing technology to establish student interactions with another high school (school B) in Russia. The videoconferencing is conducted between two end devices through the Internet. The network administrator of school A configures the end device with the IP address 209.165.201.10. The administrator sends a request for the IP address for the end device in school B and the response is 192.168.25.10. Neither school is using a VPN. The administrator knows immediately that this IP will not work. Why? This is a loopback address. This is a link-local address. This is a private IP address. There is an IP address conflict
This is a private IP address.
A host is transmitting a broadcast. Which host or hosts will receive it? a specially defined group of hosts all hosts in the same subnet the closest neighbor on the same network all hosts on the Interne
all hosts in the same subnet
What type of IPv6 address is FE80::1? loopback link-local multicast global unicas
link-local
A user issues a ping 2001:db8:3040:114::88 command and receives a response that includes a code of 4 . What does this code represent? host unreachable protocol unreachable port unreachable network unreachable
port unreachable
A user issues a ping fe80:65ab:dcc1::100 command and receives a response that includes a code of 4. What does this code represent? host unreachable protocol unreachable network unreachable port unreachable
port unreachable
Refer to the exhibit. Considering the addresses already used and having to remain within the 10.16.10.0/24 network range, which subnet address could be assigned to the network containing 25 hosts? 10.16.10.160/26 10.16.10.128/28 10.16.10.224/26 10.16.10.240/27 10.16.10.240/28 10.16.10.64/27
10.16.10.64/27
Refer to the exhibit. An administrator must send a message to everyone on the router A network. What is the broadcast address for network 172.16.16.0/22? 172.16.16.255 172.16.20.255 172.16.19.255 172.16.23.255 172.16.255.255
172.16.19.255
What three blocks of addresses are defined by RFC 1918 for private network use? (Choose three.) 10.0.0.0/8 172.16.0.0/12 100.64.0.0/14 169.254.0.0/16 192.168.0.0/16 239.0.0.0/8
192.168.0.0/16 10.0.0.0/8 172.16.0.0/12
A company has a network address of 192.168.1.64 with a subnet mask of 255.255.255.192. The company wants to create two subnetworks that would contain 10 hosts and 18 hosts respectively. Which two networks would achieve that? (Choose two.) 192.168.1.16/28 192.168.1.64/27 192.168.1.128/27 192.168.1.96/28 192.168.1.192/28
192.168.1.64/27 192.168.1.96/28
Which of these addresses is the shortest abbreviation for the IP address: 3FFE:1044:0000:0000:00AB:0000:0000:0057? 3FFE:1044::AB::57 3FFE:1044::00AB::0057 3FFE:1044:0:0:AB::57 3FFE:1044:0:0:00AB::0057 3FFE:1044:0000:0000:00AB::57 3FFE:1044:0000:0000:00AB::0057
3FFE:1044:0:0:AB::57
A host is transmitting a broadcast. Which host or hosts will receive it? a specially defined group of hosts the closest neighbor on the same network all hosts in the same subnet all hosts on the Internet
all hosts in the same subnet
A user issues a ping 192.135.250.103 command and receives a response that includes a code of 1 . What does this code represent? beyond scope of the source address address unreachable host unreachable communication with the destination administratively prohibited
host unreachable
What are two types of IPv6 unicast addresses? (Choose two.) multicast loopback link-local anycast broadcast
loopback link-local
A user issues a ping 10.10.14.67 command and receives a response that includes a code of 0. What does this code represent? protocol unreachable network unreachable port unreachable host unreachable
network unreachable
A technician uses the ping 127.0.0.1 command. What is the technician testing? the TCP/IP stack on a network host connectivity between two adjacent Cisco devices connectivity between a PC and the default gateway connectivity between two PCs on the same network physical connectivity of a particular PC and the network
the TCP/IP stack on a network host
Given IPv6 address prefix 2001:db8::/48, what will be the last subnet that is created if the subnet prefix is changed to /52? 2001:db8:0:f00::/52 2001:db8:0:8000::/52 2001:db8:0:f::/52 2001:db8:0:f000::/52
2001:db8:0:f000::/52
Which IPv6 prefix is reserved for communication between devices on the same link? FC00::/7 2001::/32 FE80::/10 FDFF::/7
FE80::/10
What source IP address does a router use by default when the traceroute command is issued? the highest configured IP address on the router a loopback IP address the IP address of the outbound interface the lowest configured IP address on the route
the IP address of the outbound interface
What is the purpose of ICMP messages? to inform routers about network topology changes to ensure the delivery of an IP packet to provide feedback of IP packet transmissions to monitor the process of a domain name to IP address resolution
to provide feedback of IP packet transmissions
A user executes a traceroute over IPv6. At what point would a router in the path to the destination device drop the packet? when the value of the Hop Limit field reaches 255 when the value of the Hop Limit field reaches zero when the router receives an ICMP time exceeded message when the target host responds with an ICMP echo reply message
when the value of the Hop Limit field reaches zero