CCNA2 Final Exam

Frage 1 von 107

2

Refer to the exhibit. A network administrator is configuring a router as a DHCPv6 server. The administrator issues a show ipv6 dhcp pool command to verify the configuration. Which statement explains the reason that the number of active clients is 0?

Wähle eine der folgenden:

The default gateway address is not provided in the pool.
No clients have communicated with the DHCPv6 server yet.
The IPv6 DHCP pool configuration has no IPv6 address range specified.
The state is not maintained by the DHCPv6 server under stateless DHCPv6 operation

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Frage 2 von 107

2

Which command, when issued in the interface configuration mode of a router, enables the interface to acquire an IPv4 address automatically from an ISP, when that link to the ISP is enabled?

Wähle eine der folgenden:

ip dhcp pool
ip address dhcp
service dhcp
ip helper-address

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Frage 3 von 107

2

Which kind of message is sent by a DHCP client when its IP address lease has expired?

Wähle eine der folgenden:

a DHCPDISCOVER broadcast message
a DHCPREQUEST broadcast message
a DHCPREQUEST unicast message
a DHCPDISCOVER unicast message

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Frage 4 von 107

2

Refer to the exhibit. R1 has been configured as shown. However, PC1 is not able to receive an IPv4 address. What is the problem?

Wähle eine der folgenden:

A DHCP server must be installed on the same LAN as the host that is receiving the IP address.
R1 is not configured as a DHCPv4 server.
The ip address dhcp command was not issued on the interface Gi0/1.
The ip helper-address command was applied on the wrong interface.

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Frage 5 von 107

2

A college marketing department has a networked storage device that uses the IP address 10.18.7.5, TCP port 443 for encryption, and UDP port 4365 for video streaming. The college already uses PAT on the router that connects to the Internet. The router interface has the public IP address of 209.165.200.225/30. The IP NAT pool currently uses the IP addresses ranging from 209.165.200.228-236. Which configuration would the network administrator add to allow this device to be accessed by the marketing personnel from home?

Wähle eine der folgenden:

ip nat pool mktv 10.18.7.5 10.18.7.5
ip nat outside source static 10.18.7.5 209.165.200.225
ip nat inside source static tcp 10.18.7.5 443 209.165.200.225 443
ip nat inside source static udp 10.18.7.5 4365 209.165.200.225 4365
ip nat inside source static tcp 209.165.200.225 443 10.18.7.5 443
ip nat inside source static udp 209.165.200.225 4365 10.18.7.5 4365
No additional configuration is necessary.

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Frage 6 von 107

2

What is a disadvantage of NAT?

Wähle eine der folgenden:

There is no end-to-end addressing.
The router does not need to alter the checksum of the IPv4 packets.
The internal hosts have to use a single public IPv4 address for external communication.
The costs of readdressing hosts can be significant for a publicly addressed network.

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Frage 7 von 107

2

Which type of traffic would most likely have problems when passing through a NAT device?

Wähle eine der folgenden:

Telnet
IPsec
HTTP
ICMP
DNS

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Frage 8 von 107

2

What benefit does NAT64 provide?

Wähle eine der folgenden:

It allows sites to use private IPv6 addresses and translates them to global IPv6 addresses.
It allows sites to connect multiple IPv4 hosts to the Internet via the use of a single public IPv4 address.
It allows sites to connect IPv6 hosts to an IPv4 network by translating the IPv6 addresses to IPv4 addresses.
It allows sites to use private IPv4 addresses, and thus hides the internal addressing structure from hosts on public IPv4 networks.

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Frage 9 von 107

2

Refer to the exhibit. The Gigabit interfaces on both routers have been configured with subinterface numbers that match the VLAN numbers connected to them. PCs on VLAN 10 should be able to print to the P1 printer on VLAN 12. PCs on VLAN 20 should print to the printers on VLAN 22. What interface and in what direction should you place a standard ACL that allows printing to P1 from data VLAN 10, but stops the PCs on VLAN 20 from using the P1 printer? (Choose two.)

Wähle eine oder mehr der folgenden:

R1 Gi0/1.12
R1 S0/0/0
R2 S0/0/1
R2 Gi0/1.20
inbound
outbound

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Frage 10 von 107

2

Which two packet filters could a network administrator use on an IPv4 extended ACL? (Choose two.)

Wähle eine oder mehr der folgenden:

destination MAC address
ICMP message type
computer type
source TCP hello address
destination UDP port number

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Frage 11 von 107

2

A network administrator is explaining to a junior colleague the use of the lt and gt keywords when filtering packets using an extended ACL. Where would the lt or gt keywords be used?

Wähle eine der folgenden:

in an IPv6 extended ACL that stops packets going to one specific destination VLAN
in an IPv4 named standard ACL that has specific UDP protocols that are allowed to be used on a specific server
in an IPv6 named ACL that permits FTP traffic from one particular LAN getting to another LAN
in an IPv4 extended ACL that allows packets from a range of TCP ports destined for a specific network device

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Frage 12 von 107

3

Which three values or sets of values are included when creating an extended access control list entry? (Choose three.)

Wähle eine oder mehr der folgenden:

access list number between 1 and 99
access list number between 100 and 199
default gateway address and wildcard mask
destination address and wildcard mask
source address and wildcard mask
source subnet mask and wildcard mask
destination subnet mask and wildcard mask

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Frage 13 von 107

2

A network administrator is designing an ACL. The networks 192.168.1.0/25, 192.168.0.0/25, 192.168.0.128/25, 192.168.1.128/26, and 192.168.1.192/26 are affected by the ACL. Which wildcard mask, if any, is the most efficient to use when specifying all of these networks in a single ACL permit entry?

Wähle eine der folgenden:

0.0.0.127
0.0.0.255
0.0.1.255
0.0.255.255
A single ACL command and wildcard mask should not be used to specify these particular networks or other traffic will be permitted or denied and present a security risk.

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Frage 14 von 107

2

The computers used by the network administrators for a school are on the 10.7.0.0/27 network. Which two commands are needed at a minimum to apply an ACL that will ensure that only devices that are used by the network administrators will be allowed Telnet access to the routers? (Choose two.)

Wähle eine oder mehr der folgenden:

access-class 5 in
access-list 5 deny any
access-list standard VTY
permit 10.7.0.0 0.0.0.127
access-list 5 permit 10.7.0.0 0.0.0.31
ip access-group 5 out
ip access-group 5 in

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Frage 15 von 107

2

A network administrator is adding ACLs to a new IPv6 multirouter environment. Which IPv6 ACE is automatically added implicitly at the end of an ACL so that two adjacent routers can discover each other?

Wähle eine der folgenden:

permit ip any any
permit ip any host ip_address
permit icmp any any nd-na
deny ip any any

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Frage 16 von 107

2

Which statement describes a route that has been learned dynamically?

Wähle eine der folgenden:

It is automatically updated and maintained by routing protocols.
It is unaffected by changes in the topology of the network.
It has an administrative distance of 1.
It is identified by the prefix C in the routing table.

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Frage 17 von 107

2

Refer to the exhibit. How did the router obtain the last route that is shown?

Wähle eine der folgenden:

The ip route command was used.
The ipv6 route command was used.
Another router in the same organization provided the default route by using a dynamic routing protocol.
The ip address interface configuration mode command was used in addition to the network routing protocol configuration mode command.

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Frage 18 von 107

2

Which statement is correct about IPv6 routing?

Wähle eine der folgenden:

IPv6 routing is enabled by default on Cisco routers.
IPv6 only supports the OSPF and EIGRP routing protocols.
IPv6 routes appear in the same routing table as IPv4 routes.
IPv6 uses the link-local address of neighbors as the next-hop address for dynamic routes.

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Frage 19 von 107

2

Refer to the exhibit. Which type of route is 172.16.0.0/16?

Wähle eine der folgenden:

child route
ultimate route
default route
level 1 parent route

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Frage 20 von 107

2

Which two factors are important when deciding which interior gateway routing protocol to use? (Choose two.)

Wähle eine oder mehr der folgenden:

scalability
ISP selection
speed of convergence
the autonomous system that is used
campus backbone architecture

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Frage 21 von 107

2

Refer to the exhibit. Which type of IPv6 static route is configured in the exhibit?

Wähle eine der folgenden:

directly attached static route
recursive static route
fully specified static route
floating static route

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Frage 22 von 107

2

A router has used the OSPF protocol to learn a route to the 172.16.32.0/19 network. Which command will implement a backup floating static route to this network?

Wähle eine der folgenden:

ip route 172.16.0.0 255.255.240.0 S0/0/0 200
ip route 172.16.32.0 255.255.224.0 S0/0/0 200
ip route 172.16.0.0 255.255.224.0 S0/0/0 100
ip route 172.16.32.0 255.255.0.0 S0/0/0 100

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Frage 23 von 107

2

Which summary IPv6 static route statement can be configured to summarize only the routes to networks 2001:db8:cafe::/58 through 2001:db8:cafe:c0::/58?

Wähle eine der folgenden:

ipv6 route 2001:db8:cafe::/62 S0/0/0
ipv6 route 2001:db8:cafe::/54 S0/0/0
ipv6 route 2001:db8:cafe::/56 S0/0/0
ipv6 route 2001:db8:cafe::/60 S0/0/0

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Frage 24 von 107

2

Refer to the exhibit. If RIPng is enabled, how many hops away does R1 consider the 2001:0DB8:ACAD:1::/64 network to be?

Wähle eine der folgenden:

1
2
3
4

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Frage 25 von 107

2

Which statement is true about the difference between OSPFv2 and OSPFv3?

Wähle eine der folgenden:

OSPFv3 routers use a different metric than OSPFv2 routers use.
OSPFv3 routers use a 128 bit router ID instead of a 32 bit ID.
OSPFv3 routers do not need to elect a DR on multiaccess segments.
OSPFv3 routers do not need to have matching subnets to form neighbor adjacencies.

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Frage 26 von 107

2

What happens immediately after two OSPF routers have exchanged hello packets and have formed a neighbor adjacency?

Wähle eine der folgenden:

They exchange DBD packets in order to advertise parameters such as hello and dead intervals.
They negotiate the election process if they are on a multiaccess network.
They request more information about their databases.
They exchange abbreviated lists of their LSDBs.

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Frage 27 von 107

2

What does the cost of an OSPF link indicate?

Wähle eine der folgenden:

A higher cost for an OSPF link indicates a faster path to the destination.
Link cost indicates a proportion of the accumulated value of the route to the destination.
Cost equals bandwidth.
A lower cost indicates a better path to the destination than a higher cost does.

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Frage 28 von 107

3

Which three pieces of information does a link-state routing protocol use initially as link-state information for locally connected links? (Choose three.)

Wähle eine oder mehr der folgenden:

the link router interface IP address and subnet mask
the type of network link
the link next-hop IP address
the link bandwidth
the cost of that link

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Frage 29 von 107

3

Which three requirements are necessary for two OSPFv2 routers to form an adjacency? (Choose three.)

Wähle eine oder mehr der folgenden:

The two routers must include the inter-router link network in an OSPFv2 network command.
The OSPFv2 process is enabled on the interface by entering the ospf process area-id command.
The OSPF hello or dead timers on each router must match.
The OSPFv2 process ID must be the same on each router.
The link interface subnet masks must match.
The link interface on each router must be configured with a link-local address.

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Frage 30 von 107

2

A router needs to be configured to route within OSPF area 0. Which two commands are required to accomplish this? (Choose two.)

Wähle eine oder mehr der folgenden:

RouterA(config)# router ospf 0
RouterA(config)# router ospf 1
RouterA(config-router)# network 192.168.2.0 0.0.0.255 0
RouterA(config-router)# network 192.168.2.0 0.0.0.255 area 0
RouterA(config-router)# network 192.168.2.0 255.255.255.0 0

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Frage 31 von 107

2

What are two features of a link-state routing protocol? (Choose two.)

Wähle eine oder mehr der folgenden:

Routers send periodic updates only to neighboring routers.
Routers send triggered updates in response to a change.
Routers create a topology of the network by using information from other routers.
The database information for each router is obtained from the same source.
Paths are chosen based on the lowest number of hops to the designated router.

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Frage 32 von 107

2

Why would an administrator use a network security auditing tool to flood the switch MAC address table with fictitious MAC addresses?

Wähle eine der folgenden:

to determine which ports are not correctly configured to prevent MAC address flooding
to determine when the CAM table size needs to be increased in order to prevent overflows
to determine if the switch is forwarding the broadcast traffic correctly
to determine which ports are functioning

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Frage 33 von 107

2

Two employees in the Sales department work different shifts with their laptop computers and share the same Ethernet port in the office. Which set of commands would allow only these two laptops to use the Ethernet port and create violation log entry without shutting down the port if a violation occurs?

Wähle eine der folgenden:

switchport mode access
switchport port-security
switchport mode access
switchport port-security
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation restrict
switchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport mode access
switchport port-security maximum 2
switchport port-security mac-address sticky
switchport port-security violation protect

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Frage 34 von 107

2

Which problem is evident if the show ip interface command shows that the interface is down and the line protocol is down?

Wähle eine der folgenden:

An encapsulation mismatch has occurred.
A cable has not been attached to the port.
The no shutdown command has not been issued on the interface.
There is an IP address conflict with the configured address on the interface.

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Frage 35 von 107

2

What caused the following error message to appear?01:11:12: %PM-4-ERR_DISABLE: psecure-violation error detected on Fa0/8, putting Fa0/8 in err-disable state

01:11:12: %PORT_SECURITY-2-PSECURE_VIOLATION: Security violation occurred, caused by MAC address 0011.a0d4.12a0 on port FastEthernet0/8.

01:11:13: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/8, changed state to down

01:11:14: %LINK-3-UPDOWN: Interface FastEthernet0/8, changed state to down

Wähle eine der folgenden:

Another switch was connected to this switch port with the wrong cable.
An unauthorized user tried to telnet to the switch through switch port Fa0/8.
NAT was enabled on a router, and a private IP address arrived on switch port Fa0/8.
A host with an invalid IP address was connected to a switch port that was previously unused.
Port security was enabled on the switch port, and an unauthorized connection was made on switch port Fa0/8.

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Frage 36 von 107

2

While analyzing log files, a network administrator notices reoccurring native VLAN mismatches. What is the effect of these reoccurring errors?

Wähle eine der folgenden:

All traffic on the error-occurring trunk port is being misdirected or dropped.
The control and management traffic on the error-occurring trunk port is being misdirected or dropped.
All traffic on the error-occurring trunk port is being switched correctly regardless of the error.
Unexpected traffic on the error-occurring trunk port is being received.

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Frage 37 von 107

3

Which three pairs of trunking modes will establish a functional trunk link between two Cisco switches? (Choose three.)

Wähle eine oder mehr der folgenden:

dynamic desirable – dynamic desirable
dynamic auto – dynamic auto
dynamic desirable – dynamic auto
dynamic desirable – trunk
access – trunk
access – dynamic auto

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Frage 38 von 107

2

What are two ways of turning off DTP on a trunk link between switches? (Choose two.)

Wähle eine oder mehr der folgenden:

Change the native VLAN on both ports.
Configure attached switch ports with the dynamic desirable command option.
Configure attached switch ports with the nonegotiate command option.
Configure one port with the dynamic auto command option and the opposite attached switch port with the dynamic desirable command option.
Place the two attached switch ports in access mode.

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Frage 39 von 107

2

A network administrator is using the router-on-a-stick method to configure inter-VLAN routing. Switch port Gi1/1 is used to connect to the router. Which command should be entered to prepare this port for the task?

Wähle eine der folgenden:

Switch(config)# interface gigabitethernet 1/1
Switch(config-if)# spanning-tree vlan 1
Switch(config)# interface gigabitethernet 1/1
Switch(config-if)# spanning-tree portfast
Switch(config)# interface gigabitethernet 1/1
Switch(config-if)# switchport mode trunk
Switch(config)# interface gigabitethernet 1/1
Switch(config-if)# switchport access vlan 1

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Frage 40 von 107

2

Which two characteristics describe the native VLAN? (Choose two.)

Wähle eine oder mehr der folgenden:

Designed to carry traffic that is generated by users, this type of VLAN is also known as the default VLAN.
The native VLAN traffic will be untagged across the trunk link.
This VLAN is necessary for remote management of a switch.
High priority traffic, such as voice traffic, uses the native VLAN.
The native VLAN provides a common identifier to both ends of a trunk.

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Frage 41 von 107

2

On a switch that is configured with multiple VLANs, which command will remove only VLAN 100 from the switch?

Wähle eine der folgenden:

Switch# delete flash:vlan.dat
Switch(config-if)# no switchport access vlan 100
Switch(config-if)# no switchport trunk allowed vlan 100
Switch(config)# no vlan 100

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Frage 42 von 107

2

What is the purpose of setting the native VLAN separate from data VLANs?

Wähle eine der folgenden:

The native VLAN is for carrying VLAN management traffic only.
The security of management frames that are carried in the native VLAN can be enhanced.
A separate VLAN should be used to carry uncommon untagged frames to avoid bandwidth contention on data VLANs.
The native VLAN is for routers and switches to exchange their management information, so it should be different from data VLANs.

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Frage 43 von 107

2

A network contains multiple VLANs spanning multiple switches. What happens when a device in VLAN 20 sends a broadcast Ethernet frame?

Wähle eine der folgenden:

All devices in all VLANs see the frame.
Devices in VLAN 20 and the management VLAN see the frame.
Only devices in VLAN 20 see the frame.
Only devices that are connected to the local switch see the frame.

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Frage 44 von 107

2

Refer to the exhibit. The partial configuration that is shown was used to configure router on a stick for VLANS 10, 30, and 50. However, testing shows that there are some connectivity problems between the VLANs. Which configuration error is causing this problem?

Wähle eine der folgenden:

A configuration for the native VLAN is missing.
There is no IP address configured for the FastEthernet 0/0 interface.
The wrong VLAN has been configured on subinterface Fa0/0.50.
The VLAN IP addresses should belong to the same subnet.

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Frage 45 von 107

2

What is the purpose of an access list that is created as part of configuring IP address translation?

Wähle eine der folgenden:

The access list defines the valid public addresses for the NAT or PAT pool.
The access list defines the private IP addresses that are to be translated.
The access list prevents external devices from being a part of the address translation.
The access list permits or denies specific addresses from entering the device doing the translation.

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Frage 46 von 107

2

Which command will create a static route on R2 in order to reach PC B?

Wähle eine der folgenden:

R2(config)# ip route 172.16.2.1 255.255.255.0 172.16.3.1
R2(config)# ip route 172.16.2.0 255.255.255.0 172.16.2.254
R2(config)# ip route 172.16.2.0 255.255.255.0 172.16.3.1
R2(config)# ip route 172.16.3.0 255.255.255.0 172.16.2.254

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Frage 47 von 107

2

Fülle die Lücke, um den Text zu vervollständigen

In IPv6, all routes are level ultimate routes.

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Frage 48 von 107

2

Fülle die Lücke, um den Text zu vervollständigen

Static routes are configured by the use of the global configuration command.

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Frage 49 von 107

2

Fülle die Lücke, um den Text zu vervollständigen

The OSPF Type 1 packet is the packet.

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Frage 50 von 107

2

Fülle die Lücke, um den Text zu vervollständigen

The default administrative distance for a static route is .

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Frage 51 von 107

5

Match the order in which the link-state routing process occurs on a router. (Not all options are used.)

❌ Each router is responsible for “saying hello” to its neighbours on directly connected networks
❌ Each router builds a Link-State Packet (LSP) containing the state of each directly connected link
❌ Each router learns about its own directly connected networks
❌ Each router increment the hop count for the destination network
❌ Each router floods the LSP to all neighbours, who then store all LSPs received in a database
❌ Each router uses the database to construct a complete map of the topology and computes the best path to each destination network

Klicke und ziehe, um den Text zu vervollständigen.

step 2

step 3

step 1

---------

step 4

step 5

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Frage 52 von 107

2

Which information does a switch use to populate the MAC address table?

Wähle eine der folgenden:

the destination MAC address and the incoming port
the destination MAC address and the outgoing port
the source and destination MAC addresses and the incoming port
the source and destination MAC addresses and the outgoing port
the source MAC address and the incoming port
the source MAC address and the outgoing port

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Frage 53 von 107

2

Refer to the exhibit. How many broadcast and collision domains exist in the topology?

Wähle eine der folgenden:

10 broadcast domains and 5 collision domains
5 broadcast domains and 10 collision domains
5 broadcast domains and 11 collision domains
16 broadcast domains and 11 collision domains

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Frage 54 von 107

2

What is a function of the distribution layer?

Wähle eine der folgenden:

fault isolation
network access to the user
high-speed backbone connectivity
interconnection of large-scale networks in wiring closets

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Frage 55 von 107

2

Which switching method drops frames that fail the FCS check?

Wähle eine der folgenden:

borderless switching
cut-through switching
ingress port buffering
store-and-forward switching

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Frage 56 von 107

1

When a Cisco switch receives untagged frames on a 802.1Q trunk port, which VLAN ID is the traffic switched to by default?

Wähle eine der folgenden:

data VLAN ID
native VLAN ID
unused VLAN ID
management VLAN ID

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Frage 57 von 107

1

Which statement describes a route that has been learned dynamically?

Wähle eine der folgenden:

It is automatically updated and maintained by routing protocols.
It is unaffected by changes in the topology of the network.
It has an administrative distance of 1.
It is identified by the prefix C in the routing table.

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Frage 58 von 107

1

Refer to the exhibit. R1 was configured with the static route command ip route 209.165.200.224 255.255.255.224 S0/0/0 and consequently users on network 172.16.0.0/16 are unable to reach resources on the Internet. How should this static route be changed to allow user traffic from the LAN to reach the Internet?

Wähle eine der folgenden:

Add an administrative distance of 254.
Change the destination network and mask to 0.0.0.0 0.0.0.0
Change the exit interface to S0/0/1.
Add the next-hop neighbor address of 209.165.200.226.

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Frage 59 von 107

1

Refer to the exhibit. A Layer 3 switch routes for three VLANs and connects to a router for Internet connectivity. Which two configurations would be applied to the
switch? (Choose two.)

Wähle eine oder mehr der folgenden:

(config)# interface gigabitethernet 1/1
(config-if)# no switchport
(config-if)# ip address 192.168.1.2 255.255.255.252
(config)# interface vlan 1
(config-if)# ip address 192.168.1.2 255.255.255.0
(config-if)# no shutdown
(config)# interface gigabitethernet1/1
(config-if)# switchport mode trunk
(config)# interface fastethernet0/4
(config-if)# switchport mode trunk
(config)# ip routing

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Frage 60 von 107

1

How is the router ID for an OSPFv3 router determined?

Wähle eine der folgenden:

the highest IPv6 address on an active interface
the highest EUI-64 ID on an active interface
the highest IPv4 address on an active interface
the lowest MAC address on an active interface

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Frage 61 von 107

1

Which two statements are characteristics of routed ports on a multilayer switch? (Choose two.)

Wähle eine oder mehr der folgenden:

In a switched network, they are mostly configured between switches at the core and distribution layers.
They support subinterfaces, like interfaces on the Cisco IOS routers.
The interface vlan command has to be entered to create a VLAN on routed ports.
They are used for point-to-multipoint links.
They are not associated with a particular VLAN.

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Frage 62 von 107

1

Match the switching characteristic to the correct term. (Not all options are used.)

This is the ability to store frames before forwarding them. ❌
Each switch port can simultaneously send and receive data. ❌
Each switch port creates this by reducing the possibility of collisions. ❌
Switches use this to forward frames to the destination. ❌

Klicke und ziehe, um den Text zu vervollständigen.

buffering

broadcast domain

half duplex

switching database

full duplex

collision domain

MAC address table

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Frage 63 von 107

1

A small-sized company has 20 workstations and 2 servers. The company has been assigned a group of IPv4 addresses 209.165.200.224/29 from its ISP. What technology should the company implement in order to allow the workstations to access the services over the Internet?

Wähle eine der folgenden:

static NAT
dynamic NAT
port address translation
DHCP

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Frage 64 von 107

1

What best describes the operation of distance vector routing protocols?

Wähle eine der folgenden:

They use hop count as their only metric.
They send their routing tables to directly connected neighbors.
They flood the entire network with routing updates.
They only send out updates when a new network is added.

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Frage 65 von 107

1

Which three advantages are provided by static routing? (Choose three.)

Wähle eine oder mehr der folgenden:

The path a static route uses to send data is known.
No intervention is required to maintain changing route information.
Static routing typically uses less network bandwidth and fewer CPU operations than dynamic routing does.
Configuration of static routes is error-free.
Static routes scale well as the network grows.
Static routing does not advertise over the network, thus providing better security.

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Frage 66 von 107

1

When configuring a switch to use SSH for virtual terminal connections, what is the purpose of the crypto key generate rsa command?

Wähle eine der folgenden:

show active SSH ports on the switch
disconnect SSH connected hosts
create a public and private key pair
show SSH connected hosts
access the SSH database configuration

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Frage 67 von 107

1

Which two commands can be used to verify the content and placement of access control lists? (Choose two.)

Wähle eine oder mehr der folgenden:

show processes
show cdp neighbor
show access-lists
show ip route
show running-config

Erklärung

Frage 68 von 107

1

Refer to the exhibit. What summary static address would be configured on R1 to advertise to R3?

Wähle eine der folgenden:

192.168.0.0/24
192.168.0.0/23
192.168.0.0/22
192.168.0.0/21

Erklärung

Frage 69 von 107

1

A network technician has been asked to secure all switches in the campus network. The security requirements are for each switch to automatically learn and add MAC addresses to both the address table and the running configuration. Which port security configuration will meet these requirements?

Wähle eine der folgenden:

auto secure MAC addresses
dynamic secure MAC addresses
static secure MAC addresses
sticky secure MAC addresses

Erklärung

Frage 70 von 107

1

Which value represents the “trustworthiness” of a route and is used to determine which route to install into the routing table when there are multiple routes toward the same destination?

Wähle eine der folgenden:

routing protocol
outgoing interface
metric
administrative distance

Erklärung

Frage 71 von 107

1

Which type of router memory temporarily stores the running configuration file and ARP table?

Wähle eine der folgenden:

flash
NVRAM
RAM
ROM

Erklärung

Frage 72 von 107

1

What is the purpose of an access list that is created as part of configuring IP address translation?

Wähle eine der folgenden:

The access list permits or denies specific addresses from entering the device doing the translation.
The access list defines the private IP addresses that are to be translated.
The access list prevents external devices from being a part of the address translation.
The access list defines the valid public addresses for the NAT or PAT pool.

Erklärung

Frage 73 von 107

1

A new network policy requires an ACL to deny HTTP access from all guests to a web server at the main office. All guests use addressing from the IPv6 subnet 2001:DB8:19:C::/64. The web server is configured with the address 2001:DB8:19:A::105/64. Implementing the NoWeb ACL on the interface for the guest LAN requires which three commands? (Choose three.)

Wähle eine oder mehr der folgenden:

permit tcp any host 2001:DB8:19:A::105 eq 80
deny tcp host 2001:DB8:19:A::105 any eq 80
deny tcp any host 2001:DB8:19:A::105 eq 80
permit ipv6 any any
deny ipv6 any any
ipv6 traffic-filter NoWeb in
ip access-group NoWeb in

Erklärung

Frage 74 von 107

1

An OSPF router has three directly connected networks; 172.16.0.0/16, 172.16.1.0/16, and 172.16.2.0/16. Which OSPF network command would advertise only the 172.16.1.0 network to neighbors?

Wähle eine der folgenden:

router(config-router)# network 172.16.1.0 0.0.255.255 area 0
router(config-router)# network 172.16.0.0 0.0.15.255 area 0
router(config-router)# network 172.16.1.0 255.255.255.0 area 0
router(config-router)# network 172.16.1.0 0.0.0.0 area 0

Erklärung

Frage 75 von 107

1

Refer to the exhibit. A small business uses VLANs 8, 20, 25, and 30 on two switches that have a trunk link between them. What native VLAN should be used on the trunk if Cisco best practices are being implemented?

Wähle eine der folgenden:

1
5
8
20
25
30

Erklärung

Frage 76 von 107

1

A network technician is configuring port security on switches. The interfaces on the switches are configured in such a way that when a violation occurs, packets with unknown source address are dropped and no notification is sent. Which violation mode is configured on the interfaces?

Wähle eine der folgenden:

off
restrict
protect
shutdown

Erklärung

Frage 77 von 107

1

Which subnet mask would be used as the classful mask for the IP address 192.135.250.27?

Wähle eine der folgenden:

255.0.0.0
255.255.0.0
255.255.255.0
255.255.255.224

Erklärung

Frage 78 von 107

1

Which subnet mask would be used as the classful mask for the IP address 128.107.52.27?

Wähle eine der folgenden:

255.0.0.0
255.255.0.0
255.255.255.0
255.255.255.224

Erklärung

Frage 79 von 107

1

A standard ACL has been configured on a router to allow only clients from the 10.11.110.0/24 network to telnet or to ssh to the VTY lines of the router. Which command will correctly apply this ACL?

Wähle eine der folgenden:

access-group 11 in
access-class 11 in
access-list 11 in
access-list 110 in

Erklärung

Frage 80 von 107

1

A security specialist designs an ACL to deny access to a web server from all sales staff. The sales staff are assigned addressing from the IPv6 subnet 2001:db8:48:2c::/64. The web server is assigned the address 2001:db8:48:1c::50/64. Configuring the WebFilter ACL on the LAN interface for the sales staff will require which three commands? (Choose three.)

Wähle eine oder mehr der folgenden:

permit tcp any host 2001:db8:48:1c::50 eq 80
deny tcp host 2001:db8:48:1c::50 any eq 80
deny tcp any host 2001:db8:48:1c::50 eq 80
permit ipv6 any any
deny ipv6 any any
ip access-group WebFilter in
ipv6 traffic-filter WebFilter in

Erklärung

Frage 81 von 107

1

To enable RIP routing for a specific subnet, the configuration command network 192.168.5.64 was entered by the network administrator. What address, if any, appears in the running configuration file to identify this network?

Wähle eine der folgenden:

192.168.5.64
192.168.5.0
192.168.0.0
No address is displayed.

Erklärung

Frage 82 von 107

1

What is the minimum configuration for a router interface that is participating in IPv6 routing?

Wähle eine der folgenden:

Ipv6
Link-access
To have only a link-local IPv6 address
Protocol
OSPF

Erklärung

Frage 83 von 107

1

Which two statements are true about half-duplex and full-duplex communications? (Choose two.)

Wähle eine oder mehr der folgenden:

Full duplex offers 100 percent potential use of the bandwidth.
Half duplex has only one channel.
All modern NICs support both half-duplex and full-duplex communication.
Full duplex allows both ends to transmit and receive simultaneously.
Full duplex increases the effective bandwidth.

Erklärung

Frage 84 von 107

1

Fülle die Lücke, um den Text zu vervollständigen

The acronym describes the type of traffic that has strict QoS requirements and utilizes a one-way overall delay less than 150 ms across the network.

Erklärung

Frage 85 von 107

1

Which two commands should be implemented to return a Cisco 3560 trunk port to its default configuration? (Choose two.)

Wähle eine oder mehr der folgenden:

S1(config-if)# no switchport trunk allowed vlan
S1(config-if)# no switchport trunk native vlan
S1(config-if)# switchport mode dynamic desirable
S1(config-if)# switchport mode access
S1(config-if)# switchport access vlan 1

Erklärung

Frage 86 von 107

1

Which command will enable auto-MDIX on a device?

Wähle eine der folgenden:

S1(config-if)# mdix auto
S1# auto-mdix
S1(config-if)# auto-mdix
S1# mdix auto
S1(config)# mdix auto
S1(config)# auto-mdix

Erklärung

Frage 87 von 107

1

What is the effect of issuing the passive-interface default command on a router that is configured for OSPF?

Wähle eine der folgenden:

Routers that share a link and use the same routing protocol
It prevents OSPF messages from being sent out any OSPF-enabled interface.
All of above

Erklärung

Frage 88 von 107

1

A network administrator is implementing a distance vector routing protocol between neighbors on the network. In the context of distance vector protocols, what is a neighbor?

Wähle eine der folgenden:

routers that are reachable over a TCP session
routers that share a link and use the same routing protocol
routers that reside in the same area
routers that exchange LSAs

Erklärung

Frage 89 von 107

1

Refer to the exhibit. A network administrator has just configured address translation and is verifying the configuration. What three things can the administrator verify? (Choose three.)

Wähle eine oder mehr der folgenden:

Address translation is working.
Three addresses from the NAT pool are being used by hosts.
The name of the NAT pool is refCount.
A standard access list numbered 1 was used as part of the configuration process.
Two types of NAT are enabled.
One port on the router is not participating in the address translation.

Erklärung

Frage 90 von 107

1

Match the router memory type that provides the primary storage for the router feature. (Not all options are used.)

console access ❌

full operating system ❌

limited operating system ❌

routing table ❌

startup configuration file ❌

Klicke und ziehe, um den Text zu vervollständigen.

–--

flash

ROM

RAM

NVRAM

Erklärung

Frage 91 von 107

1

Which two methods can be used to provide secure management access to a Cisco switch? (Choose two.)

Wähle eine oder mehr der folgenden:

Configure all switch ports to a new VLAN that is not VLAN 1.
Configure specific ports for management traffic on a specific VLAN.
Configure SSH for remote management.
Configure all unused ports to a “black hole.”
Configure the native VLAN to match the default VLAN.

Erklärung

Frage 92 von 107

1

Refer to the exhibit. Which highlighted value represents a specific destination network in the routing table?

Wähle eine der folgenden:

0.0.0.0
10.16.100.128
10.16.100.2
110
791

Erklärung

Frage 93 von 107

1

Refer to the exhibit. Host A has sent a packet to host B. What will be the source MAC and IP addresses on the packet when it arrives at host B?

Wähle eine der folgenden:

Source MAC: 00E0.FE10.17A3
Source IP: 10.1.1.10
Source MAC: 00E0.FE91.7799
Source IP: 10.1.1.1
Source MAC: 00E0.FE91.7799
Source IP: 192.168.1.1
Source MAC: 00E0.FE91.7799
Source IP: 10.1.1.10
Source MAC: 00E0.FE10.17A3
Source IP: 192.168.1.1

Erklärung

Frage 94 von 107

1

Which network design may be recommended for a small campus site that consists of a single building with a few users?

Wähle eine der folgenden:

a network design where the access and distribution layers are collapsed into a single layer
a network design where the access and core layers are collapsed into a single layer
a collapsed core network design
a three-tier campus network design where the access, distribution, and core are all separate layers, each one with very specific functions

Erklärung

Frage 95 von 107

1

The network address 172.18.9.128 with netmask 255.255.255.128 is matched by which wildcard mask?

Wähle eine der folgenden:

0.0.0.31
0.0.0.255
0.0.0.127
0.0.0.63

Erklärung

Frage 96 von 107

1

Which three addresses could be used as the destination address for OSPFv3 messages? (Choose three.)

Wähle eine oder mehr der folgenden:

FF02::5
FF02::6
FF02::A
2001:db8:cafe::1
FF02::1:2
FE80::1

Erklärung

Frage 97 von 107

1

A network administrator is configuring port security on a Cisco switch. The company security policy specifies that when a violation occurs, packets with unknown source addresses should be dropped and no notification should be sent. Which violation mode should be configured on the interfaces?

Wähle eine der folgenden:

off
restrict
protect
shutdown

Erklärung

Frage 98 von 107

1

A network administrator is configuring an ACL with the command access-list 10 permit 172.16.32.0 0.0.15.255. Which IPv4 address matches the ACE?

Wähle eine der folgenden:

172.16.20.2
172.16.26.254
172.16.47.254
172.16.48.5

Erklärung

Frage 99 von 107

1

What are two reasons that will prevent two routers from forming an OSPFv2 adjacency? (Choose two.)

Wähle eine oder mehr der folgenden:

a mismatched Cisco IOS version that is used
use of private IP addresses on the link interfaces
one router connecting to a FastEthernet port on the switch and the other connecting to a GigabitEthernet port
mismatched OSPF Hello or Dead timers
mismatched subnet masks on the link interfaces

Erklärung

Frage 100 von 107

1

A part of the new security policy, all switches on the network are configured to automatically learn MAC addresses for each port. All running configurations are saved at the start and close of every business day. A severe thunderstorm causes an extended power outage several hours after the close of business. When the switches are brought back online, the dynamically learned MAC addresses are retained. Which port security configuration enabled this?

Wähle eine der folgenden:

auto secure MAC addresses
dynamic secure MAC addresses
static secure MAC addresses
sticky secure MAC addresses

Erklärung

Frage 101 von 107

1

Which type of traffic is designed for a native VLAN?

Wähle eine der folgenden:

management
user-generated
untagged
tagged

Erklärung

Frage 102 von 107

1

Which two statements are correct if a configured NTP master on a network cannot reach any clock with a lower stratum number?

Wähle eine oder mehr der folgenden:

The NTP master will claim to be synchronized at the configured stratum number.
An NTP server with a higher stratum number will become the master.
Other systems will be willing to synchronize to that master using NTP.
The NTP master will be the clock with 1 as its stratum number.
The NTP master will lower its stratum number.

Erklärung

Frage 103 von 107

1

A network engineer has created a standard ACL to control SSH access to a router. Which command will apply the ACL to the VTY lines?

Wähle eine der folgenden:

access-group 11 in
access-class 11 in
access-list 11 in
access-list 110 in

Erklärung

Frage 104 von 107

1

A network administrator is configuring a new Cisco switch for remote management access. Which three items must be configured on the switch for the task? (Choose three.)

Wähle eine oder mehr der folgenden:

vty lines
VTP domain
loopback address
default gateway
default VLAN
IP address

Erklärung

Frage 105 von 107

1

A network administrator configures a router to provide stateful DHCPv6 operation. However, users report that workstations do not receive IPv6 addresses within the scope. Which configuration command should be checked to ensure that statefull DHCPv6 is implemented?

Wähle eine der folgenden:

The dns-server line is included in the ipv6 dhcp pool section.
The ipv6 nd managed-config-flag is entered for the interface facing the LAN segment.
The ipv6 nd other-config-flag is entered for the interface facing the LAN segment.
The domain-name line is included in the ipv6 dhcp pool section.

Erklärung

Frage 106 von 107

1

Refer to the exhibit. A company has an internal network of 172.16.25.0/24 for their employee workstations and a DMZ network of 172.16.12.0/24 to host servers. The company uses NAT when inside hosts connect to outside network. A network administrator issues the show ip nat translations command to check the NAT configurations. Which one of source IPv4 addresses is translated by R1 with PAT?

Wähle eine der folgenden:

10.0.0.31
172.16.12.5
172.16.12.33
192.168.1.10
172.16.25.35

	Erstellt von Jess K vor mehr als 7 Jahre

	Kopiert von Jess K vor mehr als 7 Jahre

Final exam Information Technology (CCNA2) Quiz am CCNA2 Final Exam, erstellt von Jess K am 13/01/2017.

CCNA2 Final Exam

Frage 1 von 107

Refer to the exhibit. A network administrator is configuring a router as a DHCPv6 server. The administrator issues a show ipv6 dhcp pool command to verify the configuration. Which statement explains the reason that the number of active clients is 0?

Wähle eine der folgenden:

Erklärung

Frage 2 von 107

Which command, when issued in the interface configuration mode of a router, enables the interface to acquire an IPv4 address automatically from an ISP, when that link to the ISP is enabled?

Wähle eine der folgenden:

Erklärung

Frage 3 von 107

Which kind of message is sent by a DHCP client when its IP address lease has expired?

Wähle eine der folgenden:

Erklärung

Frage 4 von 107

Refer to the exhibit. R1 has been configured as shown. However, PC1 is not able to receive an IPv4 address. What is the problem?

Wähle eine der folgenden:

Erklärung

Frage 5 von 107

Wähle eine der folgenden:

Erklärung

Frage 6 von 107

What is a disadvantage of NAT?

Wähle eine der folgenden:

Erklärung

Frage 7 von 107

Which type of traffic would most likely have problems when passing through a NAT device?

Wähle eine der folgenden:

Erklärung

Frage 8 von 107

What benefit does NAT64 provide?

Wähle eine der folgenden:

Erklärung

Frage 9 von 107

Wähle eine oder mehr der folgenden:

Erklärung

Frage 10 von 107

Which two packet filters could a network administrator use on an IPv4 extended ACL? (Choose two.)

Wähle eine oder mehr der folgenden:

Erklärung

Frage 11 von 107

A network administrator is explaining to a junior colleague the use of the lt and gt keywords when filtering packets using an extended ACL. Where would the lt or gt keywords be used?

Wähle eine der folgenden:

Erklärung

Frage 12 von 107

Which three values or sets of values are included when creating an extended access control list entry? (Choose three.)

Wähle eine oder mehr der folgenden:

Erklärung

Frage 13 von 107

A network administrator is designing an ACL. The networks 192.168.1.0/25, 192.168.0.0/25, 192.168.0.128/25, 192.168.1.128/26, and 192.168.1.192/26 are affected by the ACL. Which wildcard mask, if any, is the most efficient to use when specifying all of these networks in a single ACL permit entry?

Wähle eine der folgenden:

Erklärung

Frage 14 von 107

The computers used by the network administrators for a school are on the 10.7.0.0/27 network. Which two commands are needed at a minimum to apply an ACL that will ensure that only devices that are used by the network administrators will be allowed Telnet access to the routers? (Choose two.)

Wähle eine oder mehr der folgenden:

Erklärung

Frage 15 von 107

A network administrator is adding ACLs to a new IPv6 multirouter environment. Which IPv6 ACE is automatically added implicitly at the end of an ACL so that two adjacent routers can discover each other?

Wähle eine der folgenden:

Erklärung

Frage 16 von 107

Which statement describes a route that has been learned dynamically?

Wähle eine der folgenden:

Erklärung

Frage 17 von 107

Refer to the exhibit. How did the router obtain the last route that is shown?

Wähle eine der folgenden:

Erklärung

Frage 18 von 107

Which statement is correct about IPv6 routing?

Wähle eine der folgenden:

Erklärung

Frage 19 von 107

Refer to the exhibit. Which type of route is 172.16.0.0/16?

Wähle eine der folgenden:

Erklärung

Frage 20 von 107

Which two factors are important when deciding which interior gateway routing protocol to use? (Choose two.)

Wähle eine oder mehr der folgenden:

Erklärung