CIS 202 FINAL EXAM
Which type of OSPF router connects an OSPF area to non-OSPF routing domains?
ASBR*
What is the term that is used for the area of a network that is affected when a device or network service experiences problems?
failure domain*
As the network administrator you have been asked to implement EtherChannel on the corporate network. What does this configuration consist of?
grouping multiple physical ports to increase bandwidth between two switches*
What indicates to a link-state router that a neighbor is unreachable?
if the router no longer receives hello packets*
Which function is performed by an OSPF ABR?
injecting type 3 LSAs into an area*
Which command will start the process to bundle two physical interfaces to create an EtherChannel group via LACP?
interface range GigabitEthernet 0/4 - 5*
Which command would limit the amount of bandwidth that is used by EIGRP for protocol control traffic to approximately 128 Kb/s on a 1.544 Mb/s link?
ip bandwidth-percent eigrp 100 8*
Which three STP states were replaced with the RSTP discarding state? (Choose three.)
listening* blocking disabled
What information is contained in OSPF type 3 LSAs?
networks reachable in other areas*
When EtherChannel is configured, which mode will force an interface into a port channel without exchanging aggregation protocol packets?
on
When a range of ports is being configured for EtherChannel, which mode will configure LACP on a port only if the port receives LACP packets from another device?
passive*
When EtherChannel is implemented, multiple physical interfaces are bundled into which type of logical connection?
port channel*
What term is used to express the thickness or height of a switch?
rack unit*
What capability do protocol-dependent modules provide to the EIGRP routing protocol?
route different Layer 3 protocols*
In which mode is the area area-id range address mask command issued when multiarea OSPF summarization is being configured?
router configuration mode*
Which command will configure an IPv6 default static route?
router(config)# ipv6 route ::/0 s0/0/0*
A network engineer is interested in obtaining specific information relevant to the operation of both distribution and access layer Cisco devices. Which command provides common information relevant to both types of devices?
show cdp neighbors*
Which command can be used to view OSPF adjacencies with neighboring routers along with the transition state?
show ip ospf neighbor*
An administrator was troubleshooting a router-on-a-stick topology and concluded that the problem was related to the configuration of VLANs on the router subinterfaces. Which two commands can the administrator use in the router to identify the problem? (Choose two.)
show running-config* show ip interface*
What are two load-balancing methods in the EtherChannel technology? (Choose two.)
source IP to destination IP* source MAC to destination MAC*
A network administrator is configuring EIGRP load balancing with the commands: Router(config)# router eigrp 1 Router(config-router)# variance 3 Router(config-router)# end What is a direct result of entering these commands?
Any feasible successor routes to the same destination network with a metric, equal to or less than 3 times that of the successor, will be installed in the routing table.*
Which two addresses represent valid destination addresses for an OSPFv3 message? (Choose two.)
FF02::5* FE80::42*
A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement is a feature that is associated with GLBP?
GLBP allows load balancing between routers.*
A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement describes a feature that is associated with HSRP?
HSRP uses active and standby routers.*
What are three characteristics of VTP? (Choose three.)
In the default VTP mode, VLANs can be created and modified on a switch.* Switches in VTP server mode store VLANs in the vlan.dat database.* VTP updates are exchanged across trunk links only.*
A network administrator is adding a new VLAN for testing. The company uses VTP and the VLAN is not directly attached to either of the switches configured as VTP servers. What is the best method to add this VLAN to the network?
Manually add the VLAN to the VLAN database of the VTP servers.*
The command redistribute static has not been issued on R1.*
Refer to the exhibit. A network administrator has attempted to implement a default route from R1 to the ISP and propagate the default route to EIGRP neighbors. Remote connectivity from the EIGRP neighbor routers to the ISP connected to R1 is failing. Based on the output from the exhibit, what is the most likely cause of the problem?
The R1 dead timer expires between hello packets from R2.*
Refer to the exhibit. A network administrator has configured the OSPF timers to the values that are shown in the graphic. What is the result of having those manually configured timers?
There is one feasible successor to network 192.168.1.8/30.* The neighbor 172.16.6.1 meets the feasibility condition to reach the 192.168.1.0/24 network.*
Refer to the exhibit. Which two conclusions can be derived from the output? (Choose two.)
Implement the command no passive-interface Serial0/1.
Refer to the exhibit.A network administrator has configured OSPFv2 on the two Cisco routers as shown. The routers are unable to form a neighbor adjacency. What should be done to fix the problem?
A router needs to be configured to route within OSPF Area 0. Which two commands are required to accomplish this? (Choose two.)
RouterA(config-router)# network 192.168.2.0 0.0.0.255 area 0* RouterA(config)# router ospf 1*
What are two features of a link-state routing protocol? (Choose two.)
Routers send triggered updates in response to a change.* Routers create a topology of the network by using information from other routers.*
What are two features of OSPF interarea route summarization? (Choose two.)
Routes within an area are summarized by the ABR.* ABRs advertise the summarized routes into the backbone.*
Which mode configuration setting would allow formation of an EtherChannel link between switches SW1 and SW2 without sending negotiation traffic?
SW1: on SW2: on*
What is associated with link-state routing protocols?
Shortest Path First calculations*
What eliminates switching loops?
Spanning Tree Protocol*
A network administrator has configured an EtherChannel between two switches that are connected via four trunk links. If the physical interface for one of the trunk links changes to a down state, what happens to the EtherChannel?
The EtherChannel will remain functional.*
A network administrator configured an EtherChannel link with three interfaces between two switches. What is the result if one of the three interfaces is down?
The remaining two interfaces continue to load balance traffic.*
Which statement defines the speed of convergence of routing protocols?
The time it takes a router within a network to forward routing information.*
Which three requirements are necessary for two OSPFv2 routers to form an adjacency? (Choose three.)
The two routers must include the inter-router link network in an OSPFv2 network command.* The OSPF hello or dead timers on each router must match.* The link interface subnet masks must match.*
What best describes the operation of distance vector routing protocols?
They send their routing tables to directly connected neighbors.*
Which configuration changes will increment the configuration revision number on the VTP server?
configuring or deleting a VLAN or creating a VLAN name*
A small company network has six interconnected Layer 2 switches. Currently all switches are using the default bridge priority value. Which value can be used to configure the bridge priority of one of the switches to ensure that it becomes the root bridge in this design?
28672*
By default, how many equal cost routes to the same destination can be installed in the routing table of a Cisco router?
4
A set of switches is being connected in a LAN topology. Which STP bridge priority value will make it least likely for the switch to be selected as the root?
61440*
What does the cost of an OSPF link indicate?
A lower cost indicates a better path to the destination than a higher cost does.*
What are two advantages of EtherChannel? (Choose two.)
Configuring the EtherChannel interface provides consistency in the configuration of the physical links.* Spanning Tree Protocol views the physical links in an EtherChannel as one logical connection.*
What routing protocol can be configured to load balance across paths with unequal metrics through the use of the variance command?
EIGRP
A network engineer examining the operation of EIGRP on a router notices that one particular route is in an active state. What can the engineer determine about this route?
EIGRP query messages are being sent to other routers requesting paths to this network.*
What is a difference between the routing protocols EIGRP and OSPF?
EIGRP supports routing different network layer protocols whereas OSPF supports routing only IP-based protocols.*
What is the function of STP in a scalable network?
It disables redundant paths to eliminate Layer 2 loops.*
Which statement describes the autonomous system number used in EIGRP configuration on a Cisco router?
It functions as a process ID in the operation of the router.*
What is the purpose of the vlan.dat file on a switch?
It holds the VLAN database.*
A network administrator is analyzing first-hop router redundancy protocols. What is a characteristic of VRRPv3?
It supports IPv6 and IPv4 addressing.*
In an OSPFv2 configuration, what is the effect of entering the command network 192.168.1.1 0.0.0.0 area 0?
It tells the router which interface to turn on for the OSPF routing process.*
A new chief information officer (CIO) has requested implementation of a link-state dynamic routing protocol. Which two routing protocols fulfill this requirement? (Choose two.)
OSPF IS-IS*
What is the effect of entering the network 192.168.10.1 0.0.0.0 area 0 command in router configuration mode?
OSPF advertisements will include the network on the interface with the IPv4 address 192.168.10.1.*
A router is participating in an OSPFv2 domain. What will always happen if the dead interval expires before the router receives a hello packet from an adjacent DROTHER OSPF router?
OSPF will remove that neighbor from the router link-state database.*
Which routing protocol is able to scale for large networks and utilizes non-backbone areas for expansion?
OSPF*
Which statement is true about the states of the IEEE 802.1D Spanning Tree Protocol?
Ports listen and learn before going into the forwarding state.*
Which industry-wide specification was developed to decrease the time that is needed to move to the forwarding state by switch ports that are operating in a redundantly switched topology?
RSTP*
What protocol is used by EIGRP for the delivery and receipt of EIGRP packets?
RTP*
Which spanning tree standard was developed by Cisco to provide separate instances of 802.1w per VLAN?
Rapid PVST+*
PAgP
Refer to the exhibit. A network administrator is reviewing the configuration of switch S1. Which protocol has been implemented to group multiple physical ports into one logical link?
The router will load balance and forward packets to both R1 and R3.*
Refer to the exhibit. A network administrator is utilizing RIPv1 in the exhibited network topology. What would the router R2 do with a packet that is originating from the 192.168.4.0/24 network and destined for network 172.16.1.0/24?
The bridge priority of Switch_2 has been lowered to a predefined value to become the root bridge.*
Refer to the exhibit. A network administrator is verifying the bridge ID and the status of this switch in the STP election. Which statement is correct based on the command output?
R3 is DR for segment A.* R5 is BDR for segment B.* R3 is DR for segment B.*
Refer to the exhibit. For the given topology, what are three results of the OSPF DR and BDR elections? (Choose three.)
by receiving an update from another OSPF router that has the default-information originate command configured*
Refer to the exhibit. How did this router learn of the highlighted route in the routing table?
virtual link*
Refer to the exhibit. In this scenario, Area 40 cannot be connected directly to Area 0. Which OSPF network type must be configured in Area 1 to connect these areas?
VLAN configuration*
Refer to the exhibit. The configuration shows the commands entered by a network administrator for inter-VLAN routing. However, host PCA cannot communicate with PCB. Which part of the inter-VLAN configuration causes the problem?
R4 is BDR for segment B.* R5 is DR for segment B.* R2 is BDR for segment A.*
Refer to the exhibit. What are three resulting DR and BDR elections for the given topology? (Choose three.)
R3 is DR for segment A.* R3 is BDR for segment B.* R5 is DR for segment B.*
Refer to the exhibit. What are three resulting DR and DBR elections for the given topology? (Choose three.)
S2 can become root bridge if S1 fails.* S1 will automatically adjust the priority to be the lowest*.
Refer to the exhibit. What are two results of issuing the displayed commands on S1, S2, and S3? (Choose two.)
root bridge*
Refer to the exhibit. What is the role of the SW3 switch?
Use the default-information originate command on R0-A.*
Refer to the exhibit. What method can be used to enable an OSPF router to advertise a default route to neighboring OSPF routers?
A static default route was configured on this router.*
Refer to the exhibit. Which statement accurately reflects the configuration of routing on the HQ router?
EtherChannel*
Refer to the exhibit. Which switching technology would allow data to be transmitted over each access layer switch link and prevent the port from being blocked by spanning tree due to the redundant link?
A switched network has converged completely. All switches currently have a VTP revision number of 5. A new switch that has been configured as a VTP server is added to the network. The new switch has a VTP revision number of 4. What will occur within the network?
The VTP databases will remain unchanged in all switches with the exception of the newly added switch.*
An EIGRP router loses the route to a network. Its topology table contains two feasible successors to the same network. What action will the router take?
The best alternative backup route is immediately inserted into the routing table.*
Which statement describes a characteristic of OSPF external routes?
The difference between type 1 and type 2 is in the way the cost of the route is being calculated.*
alternate, designated, root, root*
The graphic shows the following information: Switch S1 (the root bridge) uses a port that is labeled B to connect to switch S3 on a port labeled D. S3 is connected to switch S2 on a port labeled A. S2 uses a port labeled C to connect to S1. S2 is connected also to three PC workstations labeled A, B, and C.Refer to the exhibit. What are the possible port roles for ports A, B, C, and D in this RSTP-enabled network?
Which two statements are correct about EIGRP acknowledgment packets? (Choose two.)
The packets are sent as unicast.* The packets are unreliable.*
network 172.16.23.64 0.0.0.63*
Which command should be used to configure EIGRP to only advertise the network that is attached to the gigabit Ethernet 0/1 interface?
Which characteristic would most influence a network design engineer to select a multilayer switch over a Layer 2 switch?
ability to build a routing table*
In the Cisco hierarchical design model, which layer is more likely to have a fixed configuration switch than the other layers?
access
What are the only two roles that permit an OSPF router to be configured for summarization? (Choose two.)
autonomous system boundary router* area border router*
Which two pieces of information are contained within a link-state packet (LSP)? (Choose two.)
bandwidth* link type*
What is the term used to describe a network topology where the subnets from a major classful network address space are separated from each other by addresses from a different major classful network address?
discontiguous network*
Which three pairs of trunking modes will establish a functional trunk link between two Cisco switches? (Choose three.)
dynamic desirable - dynamic desirable* dynamic desirable - dynamic auto dynamic desirable - trunk*
What are three features of EIGRP? (Choose three.)
establishes neighbor adjacencies* uses the Reliable Transport Protocol* supports equal and unequal cost load balancing*
Which three pieces of information does a link-state routing protocol use initially as link-state information for locally connected links? (Choose three.)
the link router interface IP address and subnet mask* the type of network link* the cost of that link*
How is bandwidth to a destination network calculated by EIGRP?
the lowest configured bandwidth of any interface along the route*
What is the value used to determine which port on a non-root bridge will become a root port in a STP network?
the path cost*
Which criterion is preferred by the router to choose a router ID?
the router-id rid command*
What is one reason to use the ip ospf priority command when the OSPF routing protocol is in use?
to influence the DR/BDR election process*
What type of packets are sent when there is a change in the EIGRP topology?
triggered bounded update*
When should EIGRP automatic summarization be turned off?
when a network contains discontiguous network addresses*