CISCO 2 - Chapter 1 bis Chapter 4

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Pregunta 1 de 93

A network administrator enters the command copy running-config startup-config. Which type of memory will the startup configuration be placed into?

Selecciona una de las siguientes respuestas posibles:

ROM
NVRAM
RAM
flash

Explicación

Pregunta 2 de 93

Which packet-forwarding method does a router use to make switching decisions when it is using a forwarding information base and an adjacency table?

Selecciona una de las siguientes respuestas posibles:

flow process
process switching
Cisco Express Forwarding
fast switching

Explicación

Pregunta 3 de 93

What are two functions of a router? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

It builds a routing table based on ARP requests.
It provides segmentation at Layer 2.
It determines the best path to send packets.
It controls the flow of data via the use of Layer 2 addresses.
A router connects multiple IP networks.

Explicación

Pregunta 4 de 93

In order for packets to be sent to a remote destination, what three pieces of information must be configured on a host? (Choose three.)

Selecciona una o más de las siguientes respuestas posibles:

DHCP server address
DNS server address
default gateway
subnet mask
IP address
hostname

Explicación

Pregunta 5 de 93

Which software is used for a network administrator to make the initial router configuration securely?

Selecciona una de las siguientes respuestas posibles:

terminal emulation client software
HTTPS client software
Telnet client software
SSH client software

Explicación

Pregunta 6 de 93

Refer to the exhibit. A network administrator has configured R1 as shown. When the administrator checks the status of the serial interface, the interface is shown as being administratively down. What additional command must be entered on the serial interface of R1 to bring the interface up?

Selecciona una de las siguientes respuestas posibles:

IPv6 enable
no shutdown
end
clockrate 128000

Explicación

Pregunta 7 de 93

What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?

Selecciona una de las siguientes respuestas posibles:

It is assigned to a physical port and can be connected to other devices.
Only one loopback interface can be enabled on a router.
It is a logical interface internal to the router.
The no shutdown command is required to place this interface in an UP state.

Explicación

Pregunta 8 de 93

What two pieces of information are displayed in the output of the show ip interface brief command? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

speed and duplex settings
interface descriptions
next-hop addresses
Layer 1 statuses
MAC addresses
IP addresses

Explicación

Pregunta 9 de 93

Which two items are used by a host device when performing an ANDing operation to determine if a destination address is on the same local network? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

network number
subnet mask
source MAC address
destination IP address
destination MAC address

Explicación

Pregunta 10 de 93

Refer to the exhibit. PC A sends a request to Server B. What IPv4 address is used in the destination field in the packet as the packet leaves PC A?

Selecciona una de las siguientes respuestas posibles:

192.168.11.1
192.168.12.16
192.168.10.1
192.168.10.10

Explicación

Pregunta 11 de 93

What does R1 use as the MAC address of the destination when constructing the frame that will go from R1 to Server B?

Selecciona una de las siguientes respuestas posibles:

The packet is encapsulated into a PPP frame, and R1 adds the PPP destination address to the frame.
R1 leaves the field blank and forwards the data to the PC.
R1 uses the destination MAC address of S1.
If the destination MAC address that corresponds to the IPv4 address is not in the ARP cache, R1 sends an ARP request.

Explicación

Pregunta 12 de 93

Refer to the exhibit. If PC1 is sending a packet to PC2 and routing has been configured between the two routers, what will R1 do with the Ethernet frame header attached by PC1?

Selecciona una de las siguientes respuestas posibles:

remove the Ethernet header and configure a new Layer 2 header before sending it out S0/0/0
open the header and use it to determine whether the data is to be sent out S0/0/0
open the header and replace the destination MAC address with a new one
nothing, because the router has a route to the destination network

Explicación

Pregunta 13 de 93

Refer to the exhibit. What will the router do with a packet that has a destination IP address of 192.168.12.227?

Selecciona una de las siguientes respuestas posibles:

Send the packet out the Serial0/0/0 interface.
Send the packet out the GigabitEthernet0/1 interface.
Send the packet out the GigabitEthernet0/0 interface.
Drop the packet.

Explicación

Pregunta 14 de 93

Which two statements correctly describe the concepts of administrative distance and metric? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

The metric varies depending which Layer 3 protocol is being routed, such as IP.
The metric is always determined based on hop count.
Routes with the smallest metric to a destination indicate the best path.
The value of the administrative distance can not be altered by the network administrator.
A router first installs routes with higher administrative distances.
Administrative distance refers to the trustworthiness of a particular route.

Explicación

Pregunta 15 de 93

Which two parameters are used by EIGRP as metrics to select the best path to reach a network? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

confidentiality
resiliency
jitter
delay
bandwidth
hop count

Explicación

Pregunta 16 de 93

What route would have the lowest administrative distance?

Selecciona una de las siguientes respuestas posibles:

a route received through the OSPF routing protocol
a route received through the EIGRP routing protocol
a static route
a directly connected network

Explicación

Pregunta 17 de 93

Consider the following routing table entry for R1:
D 10.1.1.0/24 [90/2170112] via 209.165.200.226, 00:00:05, Serial0/0/0
What is the significance of the Serial0/0/0?

Selecciona una de las siguientes respuestas posibles:

It is the interface on the next-hop router when the destination IP address is on the 10.1.1.0/24 network.
It is the interface on the final destination router that is directly connected to the 10.1.1.0/24 network.
It is the R1 interface through which the EIGRP update was learned.
It is the interface on R1 used to send data that is destined for 10.1.1.0/24.

Explicación

Pregunta 18 de 93

Which two statements correctly describe the concepts of administrative distance and metric? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

The metric varies depending on which Layer 3 protocol is being routed.
The metric is always determined based on hop count.
Routes with the smallest metric to a destination indicate the best path.
The value of the administrative distance cannot be altered by the network administrator.
A router first installs routes with higher administrative distances.
Administrative distance refers to the trustworthiness of a particular route.

Explicación

Pregunta 19 de 93

Refer to the exhibit. A network administrator issues the show ipv6 route command on R1. What two conclusions can be drawn from the routing table? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

The network FF00::/8 is installed through a static route command.
Packets that are destined for the network 2001:DB8:ACAD:2::54/128 will be forwarded through Fa0/0.
Packets that are destined for the network 2001:DB8:ACAD:2::/64 will be forwarded through Fa0/1.
The interface Fa0/1 is configured with IPv6 address 2001:DB8:ACAD:A::12.
R1 does not know a route to any remote networks.

Explicación

Pregunta 20 de 93

A network administrator configures the interface fa0/0 on the router R1 with the command ip address 172.16.1.254 255.255.255.0. However, when the administrator issues the command show ip route, the routing table does not show the directly connected network. What is the possible cause of the problem?

Selecciona una o más de las siguientes respuestas posibles:

The subnet mask is incorrect for the IPv4 address.
No packets with a destination network of 172.16.1.0 have been sent to R1.
The configuration needs to be saved first.
The interface fa0/0 has not been activated.

Explicación

Pregunta 21 de 93

A network administrator configures a router by the command ip route 0.0.0.0 0.0.0.0 209.165.200.226. What is the purpose of this command?

Selecciona una de las siguientes respuestas posibles:

to provide a route to forward packets for which there is no route in the routing table
to forward packets destined for the network 0.0.0.0 to the device with IP address 209.165.200.226
to add a dynamic route for the destination network 0.0.0.0 to the routing table
to forward all packets to the device with IP address 209.165.200.226

Explicación

Pregunta 22 de 93

What are two common types of static routes in routing tables? (Choose two)

Selecciona una o más de las siguientes respuestas posibles:

a static route shared between two neighboring routers
a static route converted from a route that is learned through a dynamic routing protocol
a static route to a specific network
a built-in static route by IOS
a default static route

Explicación

Pregunta 23 de 93

What is the effect of configuring the ipv6 unicast-routing command on a router?

Selecciona una de las siguientes respuestas posibles:

to prevent the router from joining the all-routers multicast group
to permit only unicast packets on the router
to enable the router as an IPv6 router
to assign the router to the all-nodes multicast group

Explicación

Pregunta 24 de 93

What are two advantages of static routing over dynamic routing? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Static routing is relatively easy to configure for large networks.
Static routing uses fewer router resources than dynamic routing.
Static routing requires very little knowledge of the network for correct implementation.
Static routing scales well with expanding networks.
Static routing is more secure because it does not advertise over the network.

Explicación

Pregunta 25 de 93

Refer to the exhibit. What routing solution will allow both PC A and PC B to access the Internet with the minimum amount of router CPU and network bandwidth utilization?

Selecciona una de las siguientes respuestas posibles:

Configure a static default route from R1 to Edge, a default route from Edge to the Internet, and a static route from Edge to R1.
Configure a dynamic routing protocol between R1 and Edge and advertise all routes.
Configure a dynamic route from R1 to Edge and a static route from Edge to R1.
Configure a static route from R1 to Edge and a dynamic route from Edge to R1.

Explicación

Pregunta 26 de 93

What is the correct syntax of a floating static route?

Selecciona una de las siguientes respuestas posibles:

ip route 172.16.0.0 255.248.0.0 10.0.0.1
ip route 0.0.0.0 0.0.0.0 serial 0/0/0
ip route 209.165.200.228 255.255.255.248 10.0.0.1 120
ip route 209.165.200.228 255.255.255.248 serial 0/0/0

Explicación

Pregunta 27 de 93

What is a characteristic of a static route that matches all packets?

Selecciona una de las siguientes respuestas posibles:

It is configured with a higher administrative distance than the original dynamic routing protocol has.
It identifies the gateway IP address to which the router sends all IP packets for which it does not have a learned or static route.
It uses a single network address to send multiple static routes to one destination address.
It backs up a route already discovered by a dynamic routing protocol.

Explicación

Pregunta 28 de 93

What type of route allows a router to forward packets even though its routing table contains no specific route to the destination network?

Selecciona una de las siguientes respuestas posibles:

generic route
destination route
default route
dynamic route

Explicación

Pregunta 29 de 93

Why would a floating static route be configured with an administrative distance that is higher than the administrative distance of a dynamic routing protocol that is running on the same router?

Selecciona una de las siguientes respuestas posibles:

to be the priority route in the routing table
to act as a gateway of last resort
to load-balance the traffic
to be used as a backup route

Explicación

Pregunta 30 de 93

A company has several networks with the following IP address requirements:
IP phones – 50
PCs – 70
IP cameras – 10
wireless access points – 10
network printers – 10
network scanners – 2
Which block of addresses would be the minimum to accommodate all of these devices if each type of device was on its own network?

Selecciona una de las siguientes respuestas posibles:

172.16.0.0/22
172.16.0.0/23
172.16.0.0/24
172.16.0.0/25

Explicación

Pregunta 31 de 93

What happens to a static route entry in a routing table when the outgoing interface associated with that route goes into the down state?

Selecciona una de las siguientes respuestas posibles:

The router automatically redirects the static route to use another interface.
The static route remains in the table because it was defined as static.
The router polls neighbors for a replacement route.
The static route is removed from the routing table.

Explicación

Pregunta 32 de 93

The network administrator configures the router with the ip route 172.16.1.0 255.255.255.0 172.16.2.2 command. How will this route appear in the routing table?

Selecciona una de las siguientes respuestas posibles:

S 172.16.1.0 [1/0] via 172.16.2.2
C 172.16.1.0 [1/0] via 172.16.2.2
S 172.16.1.0 is directly connected, Serial0/0
C 172.16.1.0 is directly connected, Serial0/0

Explicación

Pregunta 33 de 93

Refer to the exhibit. What two commands will change the next-hop address for the 10.0.0.0/8 network from 172.16.40.2 to 192.168.1.2? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

A(config)# no ip route 10.0.0.0 255.0.0.0 172.16.40.2
A(config)# ip route 10.0.0.0 255.0.0.0 192.168.1.2
A(config)# ip route 10.0.0.0 255.0.0.0 s0/0/0
A(config)# no ip address 10.0.0.1 255.0.0.0 172.16.40.2
A(config)# no network 10.0.0.0 255.0.0.0 172.16.40.2

Explicación

Pregunta 34 de 93

Which type of static route that is configured on a router uses only the exit interface?

Selecciona una de las siguientes respuestas posibles:

default static route
fully specified static route
directly connected static route
recursive static route

Explicación

Pregunta 35 de 93

Refer to the graphic. Which command would be used on router A to configure a static route to direct traffic from LAN A that is destined for LAN C?

Selecciona una de las siguientes respuestas posibles:

A(config)# ip route 192.168.4.0 255.255.255.0 192.168.5.2
A(config)# ip route 192.168.3.2 255.255.255.0 192.168.4.0
A(config)# ip route 192.168.3.0 255.255.255.0 192.168.3.1
A(config)# ip route 192.168.5.0 255.255.255.0 192.168.3.2
A(config)# ip route 192.168.4.0 255.255.255.0 192.168.3.2

Explicación

Pregunta 36 de 93

Refer to the exhibit. The network administrator needs to configure a default route on the Border router. Which command would the administrator use to configure a default route that will require the least amount of router processing when forwarding packets?

Selecciona una de las siguientes respuestas posibles:

Border(config)# ip route 0.0.0.0 0.0.0.0 198.133.219.5
Border(config)# ip route 0.0.0.0 0.0.0.0 s0/0/0
Border(config)# ip route 0.0.0.0 0.0.0.0 s0/0/1
Border(config)# ip route 0.0.0.0 0.0.0.0 198.133.219.6

Explicación

Pregunta 37 de 93

What two pieces of information are needed in a fully specified static route to eliminate recursive lookups? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

the IP address of the exit interface
the administrative distance for the destination network
the IP address of the next-hop neighbor
the interface ID of the next-hop neighbor
the interface ID exit interface

Explicación

Pregunta 38 de 93

Refer to the exhibit. What command would be used to configure a static route on R1 so that traffic from both LANs can reach the 2001:db8:1:4::/64 remote network?

Selecciona una de las siguientes respuestas posibles:

ipv6 route ::/0 serial0/0/0
ipv6 route 2001:db8:1::/65 2001:db8:1:3::1
ipv6 route 2001:db8:1:4::/64 2001:db8:1:3::2
ipv6 route 2001:db8:1:4::/64 2001:db8:1:3::1

Explicación

Pregunta 39 de 93

Refer to the exhibit. Which default static route command would allow R1 to potentially reach all unknown networks on the Internet?

Selecciona una de las siguientes respuestas posibles:

R1(config)# ipv6 route 2001:db8:32::/64 G0/0
R1(config)# ipv6 route 2001:db8:32::/64 G0/1 fe80::2
R1(config)# ipv6 route ::/0 G0/1 fe80::2
R1(config)# ipv6 route ::/0 G0/0 fe80::2

Explicación

Pregunta 40 de 93

Consider the following command:
ip route 192.168.10.0 255.255.255.0 10.10.10.2 5
Which route would have to go down in order for this static route to appear in the routing table?

Selecciona una de las siguientes respuestas posibles:

an EIGRP-learned route to the 192.168.10.0/24 network
an OSPF-learned route to the 192.168.10.0/24 network
a static route to the 192.168.10.0/24 network
a default route

Explicación

Pregunta 41 de 93

Refer to the exhibit. The routing table for R2 is as follows:
Gateway of last resort is not set
10.0.0.0/30 is subnetted, 2 subnets
C 10.0.0.0 is directly connected, Serial0/0/0
C 10.0.0.4 is directly connected, Serial0/0/1
192.168.10.0/26 is subnetted, 3 subnets
S 192.168.10.0 is directly connected, Serial0/0/0
C 192.168.10.64 is directly connected, FastEthernet0/0
S 192.168.10.128 [1/0] via 10.0.0.6
What will router R2 do with a packet destined for 192.168.10.129?

Selecciona una de las siguientes respuestas posibles:

drop the packet
send the packet out interface FastEthernet0/0
send the packet out interface Serial0/0/1
send the packet out interface Serial0/0/0

Explicación

Pregunta 42 de 93

A network administrator has entered a static route to an Ethernet LAN that is connected to an adjacent router. However, the route is not shown in the routing table. Which command would the administrator use to verify that the exit interface is up?

Selecciona una de las siguientes respuestas posibles:

tracert
show ip route
show ip protocols
show ip interface brief

Explicación

Pregunta 43 de 93

Consider the following command:
ip route 192.168.10.0 255.255.255.0 10.10.10.2 5
How would an administrator test this configuration?

Selecciona una de las siguientes respuestas posibles:

Ping from the 192.168.10.0 network to the 10.10.10.2 address
Manually shut down the router interface used as a primary route.
Ping any valid address on the 192.168.10.0/24 network.
Delete the default gateway route on the router.

Explicación

Pregunta 44 de 93

Refer to the exhibit. The small company shown uses static routing. Users on the R2 LAN have reported a problem with connectivity. What is the issue?

Selecciona una de las siguientes respuestas posibles:

R2 needs a static route to the R1 LANs.
R2 needs a static route to the Internet.
R1 needs a static route to the R2 LAN.
R1 needs a default route to R2.
R1 and R2 must use a dynamic routing protocol.

Explicación

Pregunta 45 de 93

Which three IOS troubleshooting commands can help to isolate problems with a static route? (Choose three.)
show version

Selecciona una o más de las siguientes respuestas posibles:

show arp
show ip interface brief
show ip route
tracert
ping

Explicación

Pregunta 46 de 93

An administrator issues the ipv6 route 2001:db8:acad:1::/32 gigabitethernet0/0 2001:db8:acad:6::1 100 command on a router. What administrative distance is assigned to this route?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 47 de 93

Refer to the exhibit. The network engineer for the company that is shown wants to use the primary ISP connection for all external connectivity. The backup ISP connection is used only if the primary ISP connection fails. Which set of commands would accomplish this goal?

Selecciona una de las siguientes respuestas posibles:

ip route 198.133.219.24 255.255.255.252
ip route 64.100.210.80 255.255.255.252
ip route 0.0.0.0 0.0.0.0 s0/0/0
ip route 0.0.0.0 0.0.0.0 s0/1/0 10
ip route 0.0.0.0 0.0.0.0 s0/0/0
ip route 0.0.0.0 0.0.0.0 s0/1/0
ip route 198.133.219.24 255.255.255.252
ip route 64.100.210.80 255.255.255.252 10

Explicación

Pregunta 48 de 93

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
Why are the pings from PC0 to Server0 not successful?

Selecciona una de las siguientes respuestas posibles:

The static route to network 192.168.2.0 is misconfigured on Router2.
The static route to network 192.168.2.0 is misconfigured on Router1.
The static route to network 192.168.1.0 is misconfigured on Router2.
The static route to network 192.168.1.0 is misconfigured on Router1.

Explicación

Pregunta 49 de 93

What IPv6 static route can be configured on router R1 to make a fully converged network?

Selecciona una de las siguientes respuestas posibles:

ipv6 route 2001:db8:10:12::/64 S0/0/1
ipv6 route 2001:db8:10:12::/64 2001:db8:32:77::1
ipv6 route 2001:db8:10:12::/64 2001:db8:10:12::1
ipv6 route 2001:db8:10:12::/64 S0/0/0

Explicación

Pregunta 50 de 93

Which dynamic routing protocol was developed to interconnect different Internet service providers?

Selecciona una de las siguientes respuestas posibles:

RIP
OSPF
EIGRP
BGP

Explicación

Pregunta 51 de 93

Which routing protocol is limited to smaller network implementations because it does not accommodate growth for larger networks?

Selecciona una de las siguientes respuestas posibles:

IS-IS
EIGRP
RIP
OSPF

Explicación

Pregunta 52 de 93

What two tasks do dynamic routing protocols perform? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

assign IP addressing
network discovery
propagate host default gateways
update and maintain routing tables
discover hosts

Explicación

Pregunta 53 de 93

When would it be more beneficial to use a dynamic routing protocol instead of static routing?

Selecciona una de las siguientes respuestas posibles:

on a network where there is a lot of topology changes
in an organization where routers suffer from performance issues
on a stub network that has a single exit point
in an organization with a smaller network that is not expected to grow in size

Explicación

Pregunta 54 de 93

When would it be more beneficial to use static routing instead of dynamic routing protocols?

Selecciona una de las siguientes respuestas posibles:

on a network that commonly experiences link failures
on a network that has a large amount of redundant paths
on a network that is expected to continually grow in size
on a network where dynamic updates would pose a security risk

Explicación

Pregunta 55 de 93

What is a purpose of the network command when configuring RIPv2 as the routing protocol?

Selecciona una de las siguientes respuestas posibles:

It populates the routing table with the network entry.
It immediately advertises the specified network to neighbor routers with a classful mask.
It specifies the remote network that can now be reached.
It identifies the interfaces that belong to a specified network.

Explicación

Pregunta 56 de 93

A network administrator configures a static route on the edge router of a network to assign a gateway of last resort. How would a network administrator configure the edge router to automatically share this route within RIP?

Selecciona una de las siguientes respuestas posibles:

Use the default-information originate command.
Use the network command.
Use the passive-interface command.
Use the auto-summary command.

Explicación

Pregunta 57 de 93

What is the purpose of the passive-interface command?

Selecciona una de las siguientes respuestas posibles:

allows a router to receive routing updates on an interface but not send updates via that interface
allows interfaces to share IP addresses
allows an interface to remain up without receiving keep alives
allows a router to send routing updates on an interface but not receive updates via that interface
allows a routing protocol to forward updates out an interface that is missing its IP address

Explicación

Pregunta 58 de 93

Which route would be automatically created when a router interface is activated and configured with an IP address?

Selecciona una de las siguientes respuestas posibles:

O 172.16.0.0/16 [110/65] via 192.168.5.1
S 192.168.1.0/24 is directly connected, FastEthernet 0/1
C 192.168.0.0/24 is directly connected, FastEthernet 0/0
D 10.16.0.0/24 [90/3256] via 192.168.6.9

Explicación

Pregunta 59 de 93

What occurs next in the router lookup process after a router identifies a destination IP address and locates a matching level 1 parent route?

Selecciona una de las siguientes respuestas posibles:

The router drops the packet.
The level 1 ultimate routes are examined.
The level 1 supernet routes are examined.
The level 2 child routes are examined.

Explicación

Pregunta 60 de 93

Which route would be used to forward a packet with a source IP address of 192.168.10.1 and a destination IP address of 10.1.1.1?

Selecciona una de las siguientes respuestas posibles:

S 0.0.0.0/0 [1/0] via 172.16.1.1
O 10.1.1.0/24 [110/65] via 192.168.200.2, 00:01:20, Serial0/1/0
S 10.1.0.0/16 is directly connected, GigabitEthernet0/0
C 192.168.10.0/30 is directly connected, GigabitEthernet0/1

Explicación

Pregunta 61 de 93

Which two requirements are used to determine if a route can be considered as an ultimate route in a router’s routing table? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

contain a next-hop IP address
be a classful network entry
contain an exit interface
be a default route
contain subnets

Explicación

Pregunta 62 de 93

What is a disadvantage of using dynamic routing protocols?

Selecciona una de las siguientes respuestas posibles:

They require administrator intervention when the pathway of traffic changes.
They send messages about network status insecurely across networks by default.
Their configuration complexity increases as the size of the network grows.
They are only suitable for simple topologies.

Explicación

Pregunta 63 de 93

Which two statements are true regarding classless routing protocols? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

reduces the amount of address space available in an organization
allows for use of both 192.168.1.0/30 and 192.168.1.16/28 subnets in the same topology
is supported by RIP version 1
sends complete routing table update to all neighbors
sends subnet mask information in routing updates

Explicación

Pregunta 64 de 93

While configuring RIPv2 on an enterprise network, an engineer enters the command network 192.168.10.0 into router configuration mode.
What is the result of entering this command?

Selecciona una o más de las siguientes respuestas posibles:

The interface of the 192.168.10.0 network is sending RIP hello messages.
The interface of the 192.168.10.0 network is sending only version 2 updates.
The interface of the 192.168.10.0 network is receiving version 1 and version 2 updates.
The interface of the 192.168.10.0 network is sending version 1 and version 2 updates.

Explicación

Pregunta 65 de 93

A destination route in the routing table is indicated with a code D. Which kind of route entry is this?

Selecciona una de las siguientes respuestas posibles:

a route dynamically learned through the EIGRP routing protocol
a network directly connected to a router interface
a route used as the default gateway
a static route

Explicación

Pregunta 66 de 93

Which type of route will require a router to perform a recursive lookup?

Selecciona una de las siguientes respuestas posibles:

a parent route on a router that is using CEF
a level 1 network route that is using a next hop IP address on a router that is using CEF
a level 2 child route that is using an exit interface on a router that is not using CEF
an ultimate route that is using a next hop IP address on a router that is not using CEF

Explicación

Pregunta 67 de 93

Which route is the best match for a packet entering a router with a destination address of 10.16.0.2?

Selecciona una de las siguientes respuestas posibles:

S 10.0.0.0/16 is directly connected, Ethernet 0/0
S 10.16.0.0/16 is directly connected, Ethernet 0/1
S 10.16.0.0/24 [1/0] via 192.168.0.9
S 10.0.0.0/8 [1/0] via 192.168.0.2

Explicación

Pregunta 68 de 93

A router is configured to participate in multiple routing protocol: RIP, EIGRP, and OSPF. The router must send a packet to network 192.168.14.0. Which route will be used to forward the traffic?

Selecciona una de las siguientes respuestas posibles:

a 192.168.14.0/25 route that is learned via RIP
a 192.168.14.0/25 route that is learned via OSPF
a 192.168.14.0/24 route that is learned via EIGRP
a 192.168.14.0/26 route that is learned via RIP

Explicación

Pregunta 69 de 93

What is different between IPv6 routing table entries compared to IPv4 routing table entries?

Selecciona una de las siguientes respuestas posibles:

IPv6 does not use static routes to populate the routing table as used in IPv4.
The selection of IPv6 routes is based on the shortest matching prefix, unlike IPv4 route selection which is based on the longest matching prefix.
By design IPv6 is classless so all routes are effectively level 1 ultimate routes.
IPv6 routing tables include local route entries which IPv4 routing tables do not.

Explicación

Pregunta 70 de 93

Refer to the exhibit. Which two types of routes could be used to describe the 192.168.200.0/30 route? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

ultimate route
supernet route
level 2 child route
level 1 network route
level 1 parent route

Explicación

Pregunta 71 de 93

Refer to the exhibit. Based on the partial output from the show ip route command, what two facts can be determined about the RIP routing protocol? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

RIP version 2 is running on this router and its RIP neighbor.
RIP will advertise two networks to its neighbor.
The command no auto-summary has been used on the RIP neighbor router.
RIP version 1 is running on this router and its RIP neighbor.
The metric to the network 172.16.0.0 is 120.

Explicación

Pregunta 72 de 93

Refer to the exhibit. Which interface will be the exit interface to forward a data packet with the destination IP address 172.16.0.66?

Selecciona una de las siguientes respuestas posibles:

Serial0/0/0
GigabitEthernet0/1
GigabitEthernet0/0
Serial0/0/1

Explicación

Pregunta 73 de 93

Refer to the exhibit. Consider that the main power has just been restored. PC3 issues a broadcast IPv4 DHCP request. To which port will SW1 forward this request?

Selecciona una de las siguientes respuestas posibles:

to Fa0/1, Fa0/2, Fa0/3, and Fa0/4
to Fa0/1 and Fa0/2 only
to Fa0/1 only
to Fa0/1, Fa0/2, and Fa0/3 only
to Fa0/1, Fa0/2, and Fa0/4 only

Explicación

Pregunta 74 de 93

A network designer must provide a rationale to a customer for a design which will move an enterprise from a flat network topology to a hierarchical network topology. Which two features of the hierarchical design make it the better choice? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

simpler deployment for additional switch equipment
less required equipment to provide the same performance levels
easier to provide redundant links to ensure higher availability
reduced cost for equipment and user training
lower bandwidth requirements

Explicación

Pregunta 75 de 93

What is a collapsed core in a network design?

Selecciona una de las siguientes respuestas posibles:

a combination of the functionality of the access, distribution, and core layers
a combination of the functionality of the access and core layers
a combination of the functionality of the distribution and core layers
a combination of the functionality of the access and distribution layers

Explicación

Pregunta 76 de 93

What is a definition of a two-tier LAN network design?

Selecciona una de las siguientes respuestas posibles:

access, distribution, and core layers collapsed into one tier, with a separate backbone layer
distribution and core layers collapsed into one tier, and the access layer on a separate tier
access and distribution layers collapsed into one tier, and the core layer on a separate tier
access and core layers collapsed into one tier, and the distribution layer on a separate tier

Explicación

Pregunta 77 de 93

What is a basic function of the Cisco Borderless Architecture distribution layer?

Selecciona una de las siguientes respuestas posibles:

providing access to end user devices
aggregating Layer 3 routing boundaries
aggregating all the campus blocks
acting as a backbone

Explicación

Pregunta 78 de 93

Which two previously independent technologies should a network administrator attempt to combine after choosing to upgrade to a converged network infrastructure? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

electrical system
mobile cell phone traffic
scanners and printers
VoIP phone traffic
user data traffic

Explicación

Pregunta 79 de 93

A local law firm is redesigning the company network so that all 20 employees can be connected to a LAN and to the Internet. The law firm would prefer a low cost and easy solution for the project. What type of switch should be selected?

Selecciona una de las siguientes respuestas posibles:

StackWise
StackPower
stackable configuration
modular configuration
fixed configuration

Explicación

Pregunta 80 de 93

What are two advantages of modular switches over fixed-configuration switches? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

availability of multiple ports for bandwidth aggregation
need for fewer power outlets
lower forwarding rates
increased scalability
lower cost per switch

Explicación

Pregunta 81 de 93

Which type of address does a switch use to build the MAC address table?

Selecciona una de las siguientes respuestas posibles:

source MAC address
destination MAC address
source IP address
destination IP address

Explicación

Pregunta 82 de 93

Which network device can be used to eliminate collisions on an Ethernet network?

Selecciona una de las siguientes respuestas posibles:

switch
router
hub
firewall

Explicación

Pregunta 83 de 93

What two criteria are used by a Cisco LAN switch to decide how to forward Ethernet frames? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

destination MAC address
destination IP address
ingress port
egress port
path cost

Explicación

Pregunta 84 de 93

What is one function of a Layer 2 switch?

Selecciona una de las siguientes respuestas posibles:

determines which interface is used to forward a frame based on the destination MAC address
learns the port assigned to a host by examining the destination MAC address
duplicates the electrical signal of each frame to every port
forwards data based on logical addressing

Explicación

Pregunta 85 de 93

Refer to the exhibit. How is a frame sent from PCA forwarded to PCC if the MAC address table on switch SW1 is empty?

Selecciona una de las siguientes respuestas posibles:

SW1 floods the frame on all ports on the switch, excluding the interconnected port to switch SW2 and the port through which the frame entered the switch.
SW1 drops the frame because it does not know the destination MAC address.
SW1 forwards the frame directly to SW2. SW2 floods the frame to all ports connected to SW2, excluding the port through which the frame entered the switch.
SW1 floods the frame on all ports on SW1, excluding the port through which the frame entered the switch.

Explicación

Pregunta 86 de 93

A small publishing company has a network design such that when a broadcast is sent on the LAN, 200 devices receive the transmitted broadcast. How can the network administrator reduce the number of devices that receive broadcast traffic?

Selecciona una de las siguientes respuestas posibles:

Replace at least half of the switches with hubs to reduce the size of the broadcast domain.
Segment the LAN into smaller LANs and route between them.
Replace the switches with switches that have more ports per switch. This will allow more devices on a particular switch.
Add more switches so that fewer devices are on a particular switch.

Explicación

Pregunta 87 de 93

Refer to the exhibit. How many broadcast domains are displayed?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 88 de 93

Which solution would help a college alleviate network congestion due to collisions?

Selecciona una de las siguientes respuestas posibles:

a router with three Ethernet ports
a router with two Ethernet ports
a high port density switch
a firewall that connects to two Internet providers

Explicación

Pregunta 89 de 93

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

Selecciona una de las siguientes respuestas posibles:

access point
Ethernet hub
Ethernet bridge
router

Explicación

Pregunta 90 de 93

What is the destination address in the header of a broadcast frame?

Selecciona una o más de las siguientes respuestas posibles:

FF-FF-FF-FF-FF-FF
11-11-11-11-11-11
255.255.255.255
0.0.0.0

Explicación

Pregunta 91 de 93

Which statement describes a result after multiple Cisco LAN switches are interconnected?

Selecciona una de las siguientes respuestas posibles:

There is one broadcast domain and one collision domain per switch.
Frame collisions increase on the segments connecting the switches.
One collision domain exists per switch.
The broadcast domain expands to all switches.

Explicación

Pregunta 92 de 93

What does the term “port density” represent for an Ethernet switch?

Selecciona una de las siguientes respuestas posibles:

the speed of each port
the numbers of hosts that are connected to each switch port
the number of available ports
the memory space that is allocated to each switch port

Explicación

Pregunta 93 de 93

What are two reasons a network administrator would segment a network with a Layer 2 switch? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

to isolate ARP request messages from the rest of the network
to isolate traffic between segments
to eliminate virtual circuits
to create more broadcast domains
to enhance user bandwidth
to create fewer collision domains

Explicación

Revisar respuesta

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	Creado por Leona W. hace más de 4 años

CISCO vom Sommersemester 2020 CSDC

CISCO 2 - Chapter 1 bis Chapter 4

Pregunta 1 de 93

A network administrator enters the command copy running-config startup-config. Which type of memory will the startup configuration be placed into?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 2 de 93

Which packet-forwarding method does a router use to make switching decisions when it is using a forwarding information base and an adjacency table?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 3 de 93

What are two functions of a router? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 4 de 93

In order for packets to be sent to a remote destination, what three pieces of information must be configured on a host? (Choose three.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 5 de 93

Which software is used for a network administrator to make the initial router configuration securely?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 6 de 93

Refer to the exhibit. A network administrator has configured R1 as shown. When the administrator checks the status of the serial interface, the interface is shown as being administratively down. What additional command must be entered on the serial interface of R1 to bring the interface up?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 7 de 93

What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?​

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 8 de 93

What two pieces of information are displayed in the output of the show ip interface brief command? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 9 de 93

Which two items are used by a host device when performing an ANDing operation to determine if a destination address is on the same local network? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 10 de 93

Refer to the exhibit. PC A sends a request to Server B. What IPv4 address is used in the destination field in the packet as the packet leaves PC A?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 11 de 93

What does R1 use as the MAC address of the destination when constructing the frame that will go from R1 to Server B?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 12 de 93

Refer to the exhibit. If PC1 is sending a packet to PC2 and routing has been configured between the two routers, what will R1 do with the Ethernet frame header attached by PC1?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 13 de 93

Refer to the exhibit. What will the router do with a packet that has a destination IP address of 192.168.12.227?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 14 de 93

Which two statements correctly describe the concepts of administrative distance and metric? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 15 de 93

Which two parameters are used by EIGRP as metrics to select the best path to reach a network? (Choose two.)​

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 16 de 93

What route would have the lowest administrative distance?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 17 de 93

Consider the following routing table entry for R1: D 10.1.1.0/24 [90/2170112] via 209.165.200.226, 00:00:05, Serial0/0/0 What is the significance of the Serial0/0/0?

Selecciona una de las siguientes respuestas posibles:

Explicación

Pregunta 18 de 93

Which two statements correctly describe the concepts of administrative distance and metric? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 19 de 93

Refer to the exhibit. A network administrator issues the show ipv6 route command on R1. What two conclusions can be drawn from the routing table? (Choose two.)

Selecciona una o más de las siguientes respuestas posibles:

Explicación

Pregunta 20 de 93

Selecciona una o más de las siguientes respuestas posibles:

What is a characteristic of an IPv4 loopback interface on a Cisco IOS router?

Which two parameters are used by EIGRP as metrics to select the best path to reach a network? (Choose two.)

Consider the following routing table entry for R1:
D 10.1.1.0/24 [90/2170112] via 209.165.200.226, 00:00:05, Serial0/0/0
What is the significance of the Serial0/0/0?