Cisco 2 Final exam
On R1, the command to configure a static route to network 172.16.2.0 by specifying the next-hop IP address is ip route 172.16.2.0 255.255.255.0 .
192.168.2.2
What are two uses of an access control list? (Choose two.)
ACLs provide a basic level of security for network access. ACLs can control which areas a host can access on a network.
What is a characteristic of a default static route?
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.
Refer to the exhibit. The switch and workstation are administratively configured for full-duplex operation. Which statement accurately reflects the operation of this link?
No collisions will occur on this link.
What occurs next in the router lookup process after a router identifies a destination IPv6 address and locates a matching level 1 network route?
The router forwards the packet.
Which configuration must be in place for the auto-MDIX feature to function on a switch interface?
The speed and duplex of the interface must be configured for auto detect.
What is the result of issuing the no switchport port-security mac-address sticky command on an interface with port security configured?
The sticky secure MAC addresses remain part of the address table but are removed from the running configuration.
Which type of standard ACL is easiest to modify on a production router?
a named ACL that has not been applied yet
Refer to the exhibit. The PC that is attached to port Fa0/1 is sending a packet that has the destination MAC address of 0050.0fae.299c. Based on the current S1 MAC address table, what will S1 do first when the packet arrives at the switch?
add the MAC address of the PC that is attached to Fa0/1 to the MAC address table
The output of the show ip route command contains the following entry:S 10.2.0.0 [1/0] via 172.16.2.2.What value is indicated by the 1 in the [1/0] portion of the output?
administrative distance
Which impact does adding a Layer 2 switch have on a network?
an increase in the size of the broadcast domain
Match the routing table entry to the corresponding function. (Not all options are used.) administrative distance metric route source destination network
identifies the trustworthiness of a route source identifies the trustworthiness of a route source identifies the trustworthiness of a route source identifies the trustworthiness of a route source
What is the meaning of the number 10 in the encapsulation dot1Q 10 native router subinterface command?
the VLAN ID
What is the purpose of classifying Cisco IP routing table entries as ultimate route, level 1 route, level 1 parent route, and level 2 child routes?
to explain the operation of the hierarchical structure of the routing table
Why are routers needed in networking?
to forward network traffic to remote networks
Why would a summarized static route be configured on a router?
to reduce the size of the routing table
When would a network designer be concerned with RUs?
when purchasing a specific number of switches for a network rack
What network address and subnet mask combination would be used to create a default static route that matches any IPv4 destination?
0.0.0.0 0.0.0.0
Refer to the exhibit. Fill in the blank.How many broadcast domains are in the topology?
1
Which range represents all the IP addresses that are affected when network 10.120.160.0 with a wildcard mask of 0.0.7.255 is used in an ACE?
10.120.160.0 to 10.120.167.255
What is the bandwidth utilization efficiency of full-duplex Ethernet?
100%
Refer to the exhibit. What is the administrative distance value of the route for router R1 to reach the destination IPv6 address of 2001:DB8:CAFE:4::A?
120
A college offers classes at a nearby naval base where a remote switch is located. In order for network administrators at the college main office to manage a remote switch for SSH traffic, which destination port number should be opened and tracked on the college firewall?
22
Refer to the exhibit. What is the metric to forward a data packet with the IPv6 destination address 2001:DB8:ACAD:E:240:BFF:FED4:9DD2?
2682112
Fill in the blank. Using legacy inter-VLAN routing, how many physical router interfaces have to be configured to support 5 VLANs?
5
What address and prefix length is used when configuring an IPv6 default static route?
::/0
If an organization is changing to include Cisco IP phones in its network, what design feature must be considered to ensure voice quality?
A separate VLAN is needed for voice traffic.
Refer to the exhibit. A network administrator is configuring a standard IPv4 ACL. What is the effect after the command no access-list 10 is entered?
ACL 10 is removed from the running configuration.
Which statement is true about broadcast and collision domains?
Adding a switch to a network will increase the size of the broadcast domain.
Refer to the exhibit. All workstations are configured correctly in VLAN 20. Workstations that are connected to switch SW1 are not able to send traffic to workstations on SW2. What could be done to remedy the problem?
Allow VLAN 20 on the trunk link.
Which scenario would cause an ACL misconfiguration and deny all traffic?
Apply an ACL that has all deny ACE statements.
A network administrator has configured VLAN 99 as the management VLAN and has configured it with an IP address and subnet mask. The administrator issues the show interface vlan 99 command and notices that the line protocol is down. Which action can change the state of the line protocol to up?
Connect a host to an interface associated with VLAN 99.
A new junior network intern connects a laptop to an access layer switch in the wiring closet. After configuring a terminal emulation program, the intern presses the Enter key, and the S1_ATC_E2> prompt appears. What could have been done to better protect the switch?
Create a console password.
What code is used in the routing table to identify routes learned through EIGRP?
D
What command, or set of commands, would be used to determine if the following configuration on router HQ works as designed? ip route 0.0.0.0 0.0.0.0 serial 0/0/0 10 ip route 0.0.0.0 0.0.0.0 serial 0/1/0
HQ(config)# interface serial 0/1/0 HQ(config-if)# shutdown HQ(config-if)# end HQ# show ip route
What is the purpose of a routing protocol?
It allows a router to share information about known networks with other routers.
Which two statements describe characteristics of load balancing? (Choose two.)
Load balancing allows a router to forward packets over multiple paths to the same destination network. Unequal cost load balancing is supported by EIGRP.
An attacker has bypassed physical security and was able to connect a laptop to a Ethernet interface on a switch. If all the switch ports are configured with port security and the violation mode is set to factory-default, which action is taken against the attacker?
Packets with unknown source addresses are dropped and the interface becomes error-disabled and turns off the port LED.
Refer to the exhibit. Which set of commands will configure static routes that will allow the Park and the Alta routers to a) forward packets to each LAN and b) direct all other traffic to the Internet?
Park(config)# ip route 0.0.0.0 0.0.0.0 192.168.14.1 Alta(config)# ip route 10.0.234.0 255.255.255.0 192.168.14.2 Alta(config)# ip route 0.0.0.0 0.0.0.0 s0/0/0
Which route would be used to forward a packet with a source IPv6 address of 2001:DB8:F00D:1::1 and a destination IPv6 address of 2001:DB8:CAFE:2::1?
R 2001:DB8:CAFE:2::/64 [120/3] via FE80::201:84FF:FEAC:8501, GigabitEthernet0/0
Refer to the exhibit. A network administrator wants to create a standard ACL to prevent network 1 traffic from being transmitted to the Research and Development network. On which router interface and in which direction should the standard ACL be applied?
R2 Gi0/0 outbound
Refer to the exhibit. All hosts and router interfaces are configured correctly. Pings to the server from both H1 and H2 and pings between H1 and H2 are not successful. What is causing this problem?
RIPv2 is misconfigured on router R2.
Which two statements correctly describe the components of a router? (Choose two.)
ROM contains diagnostics executed on hardware modules. Flash memory does not lose its contents during a reboot.
Which step should be performed first when deleting a VLAN that has member switch ports?
Reassign all VLAN member ports to a different VLAN.
Which two commands will configure a standard ACL? (Choose two.)
Router(config)# access-list 90 permit 192.168.10.5 0.0.0.0 Router(config)# access-list 35 permit host 172.31.22.7
A network administrator is writing a standard ACL that will deny any traffic from the 172.16.0.0/16 network, but permit all other traffic. Which two commands should be used? (Choose two.)
Router(config)# access-list 95 deny 172.16.0.0 0.0.255.255 Router(config)# access-list 95 permit any
Which IPv6 static route would serve as a backup route to a dynamic route learned through OSPF?
Router1(config)# ipv6 route 2001:db8:acad:1::/32 2001:db8:acad:6::2 200
Fill in the blank. The initialism refers to a protocol that provides an encrypted connection. The protocol replaces the clear text Telnet protocol for Cisco device management.
SSH
What are two reasons why an administrator might choose to use static routing rather than dynamic routing? (Choose two.)
Static routing is more secure. Static routing uses less router processing and bandwidth.
Match the action to the corresponding command. (Not all options are used.) assigns VLAN 10 for untagged traffic activates the current interface as trunk prohibits VLAN 10 on the trunk interface
Switch(config-if)# switchport trunk native vlan 10 Switch(config-if)# switchport mode trunk Switch(config-if)# switchport trunk allowed vlan remove 10
Refer to the exhibit. What is the cause of the error that is displayed in the configuration of inter-VLAN routing on router CiscoVille?
The encapsulation dot1Q 20 command has not been configured.
A network administrator plugs a new PC into a switch port. The LED for that port changes to solid green. What statement best describes the current status of the port?
The port is operational and ready to transmit packets.
A network administrator has examined the routing table of a router and noted that the entry for the destination network 172.16.4.0/24 begins with the letter D. What does this letter signify?
The route source was learned dynamically.
What would be the most common reason that a network technician would see the following Cisco switch prompt after the switch boots? switch:
The switch operating system cannot be found.
Which two statements describe static routes? (Choose two.)
They require manual reconfiguration to accommodate network changes. They are identified in the routing table with the prefix S.
Refer to the exhibit. What can be determined from the partial output of the show running-config command?
This appears to be the default configuration of the switch.
A network administrator is examining a RIPv2 routing table and notices that several subnets are advertised in individual entries. What can an administrator do to enable a RIPv2 router to automatically group multiple directly attached subnetworks into a single network statement?
Use the auto-summary command.
Consider the following command:ip route 192.168.10.0 255.255.255.0 10.10.10.2 5Which route would have to go down in order for this static route to appear in the routing table?
a static route to the 192.168.10.0/24 network
What type of route has a network address with a subnet mask that is less than the classful equivalent?
a supernet route
What are the three layers of the switch hierarchical design model? (Choose three.)
access core distribution
Fill in the blank. An ___________ permits or denies traffic through a router based on specific defined criteria.
access list
During the process of encapsulation, how does the PC determine if the packet is destined for a host on a remote network?
by performing the AND operation on the destination IP address and its own subnet mask
Which two route source codes are automatically created within a routing table whenever a router interface is configured with an IP address and activated? (Choose two.)
c L
Which service is provided by an automated attendant feature on a converged network?
call routing
Which switching method describes a switch that transfers a frame as soon as the destination MAC address is read?
cut-through
Fill in the blank. In the process of building and maintaining a larger network, you will find that routing is simpler to configure than static routing.
dynamic
A network administrator enters the following command into Router1: ip route 192.168.0.0 255.255.255.0 S0/1/0. Router1 then receives a packet that is destined for 192.168.0.22/24. After finding the recently configured static route in the routing table, what does Router1 do next to process the packet?
encapsulates the packet into a frame for the WAN link and forwards the packet out the S0/1/0 interface
Match the steps that are taken by a router in the route look up process when it receives a packet, there is no match, and the packet is eventually dropped. (Not all options are used.) step 1 step 2 step 3 step 4 step 5
examining level 1 networks routes for the best match examining child router of the parent route for the best match searching level 1 supernet routes for the best matches determining if a default route exists dropping the packet
Which cost-effective physical network topology design is recommended when building a three-tier campus network that connects three buildings?
extended star
True or False? A standard ACL filters network traffic based on the destination MAC address.
false
In which location are the normal range VLANs stored on a Cisco switch by default?
flash memory
A static route can be used to provide a backup route to a dynamically learned route.
floating
What type of static route is created when the next-hop IP address and exit interface are specified?
fully specified static route
Which feature on a Cisco router permits the forwarding of traffic for which there is no specific route?
gateway of last resort
Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.Fill in the blank.Do not use abbreviations.What is the missing command on S1?
ip address 192.168.99.2 255.255.255.0
Which static route statement shows a recursive IPv6 static route?
ipv6 route 2001:db8:cafe:1::/56 2001:db8:1000:10::1
Which command would create a valid IPv6 default route?
ipv6 route ::/0 2001:db8:acad:2::a
What is the first action in the boot sequence when a switch is powered on?
load a power-on self-test program
What is a possible cause of runt Ethernet frames when a switch is being used?
malfunctioning NIC
Which distinct type of VLAN is used by an administrator to access and configure a switch?
management VLAN
When the appropriate switch form factor for a network is being determined, what type of switch should be selected when future expansion is important and cost is not a limiting factor?
modular switch
Which function is supplied by the access layer in a three-layer network design?
network access
A network administrator notices that a correctly entered static route is not in the routing table. What two router commands would an administrator use to determine if the exit interface was up and the next hop address is available? (Choose two.)
ping show ip interface brief
Refer to the exhibit. Which implementation of inter-VLAN routing does this topology use?
router on a stick
Fill in the blank. protocols are used to dynamically exchange routing information between routers.
routing
Fill in the blank. In an Ethernet network, frames smaller than 64 bytes are called _________
runts
Which command produced the following output? R1# 10 permit 192.168.1.56 0.0.0.7 20 permit 192.168.1.64 0.0.0.63 (4 match(es)) 30 deny any (8 match(es))
show access-lists
When an appropriate switch form factor for a network is being determined, what should be selected when fault tolerance and bandwidth availability are desired but the budget is limited?
stackable switch
Which option correctly describes a switching method?
store-and-forward: ensures that the frame is free of physical and data-link errors
A network is a network that is accessed by a single route.
stub
Which two characteristics describe a converged network? (Choose two.)
support of voice and video both using the same switch affordability for small and medium businesses
What is a gateway of last resort?
the IP address of another router
When a router learns that multiple paths are available to a destination network from the same routing protocol, which factor is considered by a router to choose the best path to forward a packet?
the lowest metric
Refer to the exhibit. A switch receives a Layer 2 frame that contains a source MAC address of 000b.a023.c501 and a destination MAC address of 0050.0fae.75aa. Place the switch steps in the order they occur. (Not all options are used.) occurs first occurs second
the switch adds the source MAC address to the MAC address table Because the destination is not known, the switch forwards the frame out all ports except the port through which
What is the purpose of the switch command switchport access vlan 99?
to assign the port to a particular VLAN
Refer to the exhibit. What is the purpose of the router port that is shown?
to configure the router
What are two functions of dynamic routing protocols? (Choose two.)
to maintain routing tables to discover the network
For what reason would a network administrator use the show interfaces trunk command on a switch?
to view the native VLAN
In applying an ACL to a router interface, which traffic is designated as outbound?
traffic that is leaving the router and going toward the destination host
True or False? The name of a named standard ACL is case sensitive.
true
