CCNA 3 v6 Final Exam Answers Option C

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?

What are two requirements when using out-of-band configuration of a Cisco IOS network device? (Choose two.)

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?

Which step can be taken to ensure that a switch added to the network does not overwrite the VLAN databases on existing switches in the same VTP domain?

Which routing table descriptor is used to identify the OSPF networks advertised by type 1 LSAs?

Which two parameters must match on the ports of two switches to create a PAgP EtherChannel between the switches? (Choose two.)

What is the function of STP in a scalable network?

What are two features of OSPF interarea route summarization? (Choose two.)

Refer to the exhibit. What are three resulting DR and BDR elections for the given topology? (Choose three.)

What are two load-balancing methods in the EtherChannel technology? (Choose two.)


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.)

Refer to the exhibit. Which switch will be elected the root bridge and which switch will place a port in blocking mode? (Choose two.)

Refer to the exhibit. The network administrator configures both switches as displayed. However, host C is unable to ping host D and host E is unable to ping host F. What action should the administrator take to enable this communication?

A network administrator is analyzing first-hop router redundancy protocols. What is a characteristic of VRRPv3?

Refer to the exhibit. All the displayed switches are Cisco 2960 switches with the same default priority and operating at the same bandwidth. Which three ports will be STP designated ports? (Choose three.)

Refer to the exhibit. What will Router1 do if it receives packets that are destined to network 2001:db8:11:100::/64?

Which characteristic would most influence a network design engineer to select a multilayer switch over a Layer 2 switch?

When should EIGRP automatic summarization be turned off?

What two values must match between two EIGRP directly connected neighbors to establish and maintain an adjacency? (Choose two.)

Which two statements are correct about EIGRP acknowledgment packets? (Choose two.)


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 statement describes the autonomous system number used in EIGRP configuration on a Cisco router?

By default, how many equal cost routes to the same destination can be installed in the routing table of a Cisco router?

Refer to the exhibit. R1 and R2 are OSPFv3 neighbors. Which address would R1 use as the next hop for packets that are destined for the Internet?

What is one reason to use the ip ospf priority command when the OSPF routing protocol is in use?

When the show spanning-tree vlan 33 command is issued on a switch, three ports are shown in the forwarding state. In which two port roles could these interfaces function while in the forwarding state? (Choose two.)

What is a characteristic of spanning tree?

What are the only two roles that permit an OSPF router to be configured for summarization? (Choose two.)

How are externally learned EIGRP routes identified in the routing table?

Which is a characteristic of EtherChannel?


What is a key distinction between classful and classless routing protocols?

Refer to the exhibit. Which two conclusions can be derived from the output? (Choose two.)

Refer to the exhibit. A network administrator has configured OSPFv2 on the two Cisco routers as shown. PC1 is unable to communicate with PC2. What should be done to fix the problem?

Which mode configuration setting would allow formation of an EtherChannel link between switches SW1 and SW2 without sending negotiation traffic?

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

Which command can be used by an administrator to display a list of interfaces that are enabled for OSPFv3?

A network administrator is planning to add a new switch to the network. What should the network administrator do to ensure the new switch exchanges VTP information with the other switches in the VTP domain?

Which command is used to display the bandwidth of an interface on an EIGRP-enabled router?

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

What is a function of OSPF hello packets?


What does an OSPF area contain?

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?

Match the description to the term. (Not all options are used.)

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?

Which statement is true about the states of the IEEE 802.1D Spanning Tree Protocol?

Refer to the exhibit. A network administrator has configured OFPF in the topology as shown. What is the preferred path to get from the LAN network that is connected to R1 to the LAN network that is connected to R7?

Refer to the exhibit. A network administrator would like to implement dynamic routing within a small network environment as shown in the exhibit. Which routing protocol would be a viable solution?

What does the SPF algorithm consider to be the best path to a network?

Which statement describes a characteristic of OSPF external routes?​

What EIGRP packet type is used by EIGRP routers to discover neighbors on directly connected links?


Refer to the exhibit. Switch SW-A is to be used as a temporary replacement for another switch in the VTP Student domain. What two pieces of information are indicated from the exhibited output? (Choose two.)

Which technological factor determines the impact of a failure domain?

Which protocol does EIGRP use for the transportation of EIGRP packets?

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?

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?

Refer to the exhibit. What are two results of issuing the displayed commands on S1, S2, and S3? (Choose two.)

How is the router ID for an OSPFv3 router determined?

What is the final operational state that will form between an OSPF DR and a DROTHER once the routers reach convergence?

What are two reasons to install a single 48-port fixed configuration switch, rather than two 24-port fixed configuration switches, in a wiring closet that supports two classrooms? (Choose two.)

Match the order of precedence to the process logic that an OSPFv3 network router goes through in choosing a router ID. (Not all options are used.)