CCNA 3 Exam

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Fill in the blank. Use the acronym. Which encryption protocol is used by the WPA2 shared key authentication technique?

AES

A remote classroom can successfully access video-intensive streaming lectures via wired computers. However, when an 802.11n wireless access point is installed and used with 25 wireless laptops to access the same lectures, poor audio and video quality is experienced. Which wireless solution would improve the performance for the laptops? Upgrade the access point to one that can route. Decrease the power of the wireless transmitter. Adjust the wireless NICs in the laptops to operate at 10GHz to be compatible with 802.11n. Add another access point.

Add another access point

What are the two methods that are used by a wireless NIC to discover an AP? (Choose two.) receiving a broadcast beacon frame delivering a broadcast frame transmitting a probe request sending an ARP request initiating a three-way handshak

Receiving a broadcast beacon frame Transmitting a probe request

Refer to the exhibit. Which two conclusions can be drawn from the output? (Choose two.) The bundle is fully operational. The port channel is a Layer 3 channel. The EtherChannel is down. The port channel ID is 2. The load-balancing method used is source port to destination port.

The EtherChannel is down The port channel ID is 2

Which two statements are correct about EIGRP acknowledgment packets? (Choose two.) The packets are sent as unicast. The packets are unreliable. The packets are used to discover neighbors that are connected on an interface. The packets require confirmation. The packets are sent in response to hello packets.

The packets are sent as unicast The packets are unreliable

Which technological factor determines the impact of a failure domain? the forwarding rate of the switches used on the access layer the number of layers of the hierarchical network the role of the malfunctioning device the number of users on the access layer

The role of the manufacturing device

Fill in the blank: The _______ area interconnects with all other ospf area types

backbone

When a Cisco router is configured with fast-switching, how are packets distributed over equal-cost paths? on a per-path-load basis on a per-destination basis on a per-interface basis on a per-packet basis =====================

on per-destination basis

While attending a conference, participants are using laptops for network connectivity. When a guest speaker attempts to connect to the network, the laptop fails to display any available wireless networks. The access point is probably operating in which mode? passive mixed open active

passive

When does an OSPF router become an ABR? when the router is configured as an ABR by the network administrator when the router has interfaces in different areas when the router has an OSPF priority of 0 when the router has the highest router ID

when the router has interfaces in different areas

Refer to the exhibit. Which route or routes will be advertised to the router ISP if autosummarization is enabled? 10.0.0.0/8 10.1.0.0/16 10.1.0.0/28 10.1.1.0/24 10.1.2.0/24 10.1.3.0/24 10.1.4.0/28

10.0.0.0/8

By default, how many equal cost routes to the same destination can be installed in the routing table of a Cisco router? 2 4 16 32

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? 32768 4096 65535 61440

61440

A network administrator in a branch office is configuring EIGRP authentication between the branch office router and the headquarters office router. Which security credential is needed for the authentication process? a randomly generated key with the crypto key generate rsa command a common key configured with the key-string command inside a key chain the username and password configured on the headquarters office router the hostname of the headquarters office router and a common password

A common key configured with the key-string command on the headquaters office router

What are two requirements when using out-of-band configuration of a Cisco IOS network device? (Choose two.) Telnet or SSH access to the device a connection to an operational network interface on the device a direct connection to the console or AUX port a terminal emulation client* HTTP access to the device

A direct connection to the console or the AUX port

What are two requirements to be able to configure an EtherChannel between two switches? (Choose two.) All the interfaces need to work at the same speed. All interfaces need to be assigned to different VLANs. The interfaces that are involved need to be contiguous on the switch. All the interfaces need to be working in the same duplex mode. Different allowed ranges of VLANs must exist on each end.

All the interfaces need work at the same speed All the interfaces need to be working in the same duplex mode

What type of OSPF IPv4 route is indicated by a route table entry descriptor of O E1? an intra-area route that is advertised by the DR a summary route that is advertised by an ABR a directly connected route that is associated with an Ethernet interface an external route that is advertised by an ASBR

An external route that is advertised by an ASBR

For troubleshooting missing EIGRP routes on a router, what three types of information can be collected using the show ip protocols command? (Choose three.) any interfaces on the router that are configured as passive any ACLs that are affecting the EIGRP routing process any interfaces that are enabled for EIGRP authentication networks that are unadvertised by the EIGRP routing protocol the local interface that is used to establish an adjacency with EIGRP neighbors the IP addresses that are configured on adjacent routers

Any interfaces on the router that are configured as passive any ACLs that are affecting the EIGRP routing process Networks that are unadvertised by the EIGRP routing protocol

A network administrator enters the spanning-tree portfast bpduguard default command. What is the result of this command being issued on a Cisco switch? Any switch port will be error-disabled if it receives a BPDU. Any switch port that has been configured with PortFast will be error-disabled if it receives a BPDU. Any trunk ports will be allowed to connect to the network immediately, rather than waiting to converge. Any switch port that receives a BPDU will ignore the BPDU message.

Any switch port that has been configured with Portfast will be error-disabled if it receives a BDPU

An administrator issues the router eigrp 100 command on a router. What is the number 100 used for? as the maximum bandwidth of the fastest interface on the router as the autonomous system number as the length of time this router will wait to hear hello packets from a neighbor as the number of neighbors supported by this router

As the autonomous system number

Which two channel group modes would place an interface in a negotiating state using PAgP? (Choose two.) auto desirable on passive active

Auto Desirable

Refer to the exhibit. If router B is to be configured for EIGRP AS 100, which configuration must be entered? B(config-router)# network 192.168.10.4 0.0.0.3 B(config-router)# network 192.168.10.8 0.0.0.3 B(config-router)# network 192.168.10.64 0.0.0.63 B(config-router)# network 192.168.10.128 0.0.0.63 B(config-router)# network 192.168.10.192 0.0.0.63 B(config-router)# network 192.168.10.4 255.255.255.248 B(config-router)# network 192.168.10.8 255.255.255.248 B(config-router)#network 192.168.10.128 255.255.255.192 B(config-router)# network 192.168.10.0 255.255.255.0 B(config-router)# network 192.168.10.0 0.0.0.255 B(config-router)# network 192.168.10.4 0.0.0.3 B(config-router)# network 192.168.10.8 0.0.0.3 B(config-router)#network 192.168.10.128 0.0.0.63 B(config-router)# network 192.168.10.4 0.0.0.3 B(config-router)# network 192.168.10.8 0.0.0.3

B(config-router)# network 192.168.10.4 0.0.0.3 B(config-router)# network 192.168.10.8 0.0.0.3 B(config-router)#network 192.168.10.128 0.0.0.63

A WLAN user wants to allocate an optimal amount of bandwidth to a specific online game. What is a Linksys Smart Wi-Fi tool that will allow the user to do this? Widgets Speed Test Media Prioritization Bandwidth Prioritization

Bandwidth prioritization

Which statement describes the load balancing behavior of EIGRP? EIGRP for IPv6 supports unequal cost load balancing, but EIGRP for IPv4 does not. EIGRP for IPv4 supports unequal cost load balancing, but EIGRP for IPv6 does not. Neither EIGRP for IPv4 nor EIGRP for IPv6 support unequal cost load balancing. Both EIGRP for IPv4 and EIGRP for IPv6 support unequal cost load balancing.

Both EIGRP for IPv4 and EIGRP for IPv6 support unequal cost load balancing

What are two drawbacks to turning spanning tree off and having multiple paths through the Layer 2 switch network? (Choose two.) Broadcast frames are transmitted indefinitely. Port security shuts down all of the port that attached devices. The switch acts like a hub. The Mac address table becomes unstable.* Port security becomes unstable

Broadcast frames are transmitted indefinitely The MAC address table becomes unstable

A network administrator is analyzing first-hop router redundancy protocols. What is a characteristic of VRRPv3? VRRPv3 is Cisco proprietary. It supports IPv6 and IPv4 addressing. It allows load balancing between routers. It works together with HSRP.

It supports IPv6 and IPv4 addressing

Refer to the exhibit. Routers R1 and R2 are directly connected via their serial interfaces and are both running the EIGRP routing protocol. R1 and R2 can ping the directly connected serial interface of their neighbor, but they cannot form an EIGRP neighbor adjacency. What action should be taken to solve this problem? Configure EIGRP to send periodic updates. Configure the same hello interval between the routers. Configure both routers with the same EIGRP process ID.

Configure both routers with the same EIGRP process ID

In a large enterprise network, which two functions are performed by routers at the distribution layer? (Choose two.) provide Power over Ethernet to devices provide a high-speed network backbone connect remote networks connect users to the network provide data traffic security

Connect remote networks Provide data traffic security

Which action should be taken when planning for redundancy on a hierarchical network design? add alternate physical paths for data to traverse the network continually purchase backup equipment for the network immediately replace a non-functioning module, service or device on a network implement STP portfast between the switches on the network

Continually purchase backup equipment for the network

Which two parameters does EIGRP use by default to calculate the best path? (Choose two.) transmit and receive load delay MTU bandwidth reliability

Delay Bandwidth

Fill in the blank. EIGRP keeps feasible successor routes in the "_______" table.

Topology

A network engineer is troubleshooting a single-area OSPFv3 implementation across routers R1, R2, and R3. During the verification of the implementation, it is noted that the routing tables on R1 and R2 do not include the entry for a remote LAN on R3. Examination of R3 shows the following: that all interfaces have correct addressing that the routing process has been globally configured that correct router adjacencies have formed What additional action taken on R3 could solve the problem? Force DR/BDR elections to occur where required. Use the network command to configure the LAN network under the global routing process. Enable the OSPFv3 routing process on the interface connected to the remote LAN. Restart the OPSFv3 routing process.

Enable the OSPFv3 routing process on the interface connected to the remote LAN

What are three access layer switch features that are considered when designing a network? (Choose three.) broadcast traffic containment forwarding rate failover capability Power over Ethernet speed of convergence port density

Forwarding rate Power over ethernet Port density

A network engineer is configuring a LAN with a redundant first hop to make better use of the available network resources. Which protocol should the engineer implement? FHRP VRRP GLBP HSRP

GLBP

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? It uses a virtual router master. GLBP allows load balancing between routers. It works together with VRRP. It is nonproprietary.

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. HSRP is nonproprietary. It uses ICMP messages in order to assign the default gateway to hosts. It allows load balancing between a group of redundant routers.

HSRP uses active and standby routers

Which Cisco IOS Software Release 15.0 technology pack is shipped with a permanent license on all Cisco ISR G2 devices? IPBase DATA Unified Communications Security

IPBase

What is a feature of the OSPF routing protocol? OSPF authentication is configured in the same way on IPV4 and IPV6 networks The SPF algorithm chooses the best path based on 30-second updates Routers can be grouped into autonomous systems to support a hierarchical system. It scales well in both small and large networks.

It scales well in both small and large networks

It supports IPv6 and IPv4 addressing

What is the function of STP in a scalable network? It combines multiple switch trunk links to act as one logical link for increased bandwidth. It decreases the size of the failure domain to contain the impact of failures. It protects the edge of the enterprise network from malicious activity. It disables redundant paths to eliminate Layer 2 loops

It disables redundent paths to eliminate Layer 2 loops

What is the purpose of the Cisco PAK? It is a proprietary encryption algorithm. It is a compression file type used when installing IOS 15 or an IOS upgrade. It is a way to compress an existing IOS so that a newer IOS version can be co-installed on a router. It is a key for enabling an IOS feature set.

It is a key for enabling IOS feature set

It is a key for enabling an IOS feature set

Which technology is an open protocol standard that allows switches to automatically bundle physical ports into a single logical link? Multilink PPP PAgP DTP LACP

LACP

What two license states would be expected on a new Cisco router once the license has been activated? (Choose two.) License State: On License State: Active, Registered License Type: Permanent License Type: ipbasek9 License Type: Temporary License State: Active, In Use

License Type: Permanent License State: Active, In use

License type: Permanent License state: Active, in use

Refer to the exhibit. Which destination MAC address is used when frames are sent from the workstation to the default gateway? MAC addresses of both the forwarding and standby routers MAC address of the standby router MAC address of the virtual router MAC address of the forwarding router

MAC address of the virtual router

After implementing an IPv6 network, the administrator notices that the OSPFv3 process is not starting on the routers. What could be the problem? No router IDs are configured on the routers. Authentication was not implemented between the routers. The routers were not configured with the network command. The routers are configured with the default priority.

No router IDs are configured on the routers

What is a wireless modulation technique used by 802.11 WLAN standards that can implement MIMO? FHSS OFDM BSS DSSS

OFDM

On a per-destination basis

When are EIGRP update packets sent? only when necessary every 30 seconds via broadcast every 5 seconds via multicast when learned routes age out

Only when necessary

At a local college, students are allowed to connect to the wireless network without using a password. Which mode is the access point using? network shared-key open passive

Open

Refer to the exhibit. What two pieces of information could be determined by a network administrator from this output? (Choose two.) The metric that will be installed in the routing table for the 10.0.0.0 route will be 65 (64+1). Interface Fa0/1 is not participating in the OSPF process. R1 is the distribution point for the routers that are attached to the 10.0.0.4 network. R1 is participating in multiarea OSPF.* The OSPF process number that is being used is 0.

R1 is the distribution point for the routers that are attached to the 10.0.0.4 network R1 is participating in multiarea OSPF

Refer to the exhibit. When the show ip ospf neighbor command is given from the R1# prompt, no output is shown. However, when the show ip interface brief command is given, all interfaces are showing up and up. What is the most likely problem? R1 has not sent a default route down to R2 by using the default-information originate command. R2 has not brought the S0/0/1 interface up yet. R1 or R2 does not have a network statement for the 172.16.100.0 network. The ISP has not configured a static route for the ABC Company yet. R1 or R2 does not have a loopback interface that is configured yet.

R1 or R2 does not have a network statement for the 172.16.100.0 network

An STP instance has failed and frames are flooding the network. What action should be taken by the network administrator? Broadcast traffic should be investigated and eliminated from the network. Spanning tree should be disabled for that STP instance until the problem is located. Redundant links should be physically removed until the STP instance is repaired. A response from the network administrator is not required because the TTL field will eventually stop the frames from flooding the network.

Redundent links should be physically removed until the STP instance is repaired

A router has been removed from the network for maintenance. A new Cisco IOS software image has been successfully downloaded to a server and copied into the flash of the router. What should be done before placing the router back into service? Delete the previous version of the Cisco IOS software from flash. Copy the running configuration to NVRAM. Back up the new image. Restart the router and verify that the new image starts successfully.

Restart the router and verify that the time new image starts successfully

Match the CLI command prompt with the command

Router A -> copy flash0:tftp: Source Filename -> C1900-universalk9-m.SPA.152-4 Address or name of remote host -> 2001:DB8:CAFE:100::9

What are two features of OSPF interarea route summarization? (Choose two.) ASBRs perform all OSPF summarization. Routes within an area are summarized by the ABR. Route summarization results in high network traffic and router overhead. ABRs advertise the summarized routes into the backbone.* Type 3 and type 5 LSAs are used to propagate summarized routes.

Routes within an area are summarized by the ABR ABRs advertise the summarized routes into the backbone

Fill in the blank. EIGRP keeps feasible successor routes in the ___________ table.

Routing

Refer to the exhibit. What are two results of issuing the displayed commands on S1, S2, and S3? (Choose two.) S3 can be elected as a secondary bridge. S2 can become root bridge if S3 fails. S1 will automatically adjust the priority to be the lowest.* S2 can become root bridge if S1 fails. S1 will automatically adjust the priority to be the highest.

S1 will automatically adjust the priority to be the lowest S2 can become root bridge if S1 fails

Refer to the exhibit. A network administrator is configuring PVST+ for the three switches. What will be a result of entering these commands? S2 will set the priority value for VLAN 10 to 24576 S1 will set the priority value for VLAN 20 to 24596 S3 will set the priority value for VLAN 30 to 8192 S1 will set the priority value for VLAN 10 to 0

S3 will set priority value for VLAN 30 to 8192

Which mode configuration setting would allow formation of an EtherChannel link between switches SW1 and SW2 without sending negotiation traffic? SW1: desirable SW2: desirable SW1: passive SW2: active SW1: on SW2: on* SW1: auto SW2: auto trunking enabled on both switches SW1: auto SW2: auto PortFast enabled on both switches

SW1: on SW2: on

Users on an IEEE 801.11n network are complaining of slow speeds. The network administrator checks the AP and verifies it is operating properly. What can be done to improve the wireless performance in the network? Split the wireless traffic between the 802.11n 2.4 GHz band and the 5 GHz band. Set the AP to mixed mode. Change the authentication method on the AP. Switch to an 802.11g AP.

Split the wireless traffic between the 802.11n 2.4 GHz band and the 5 GHz band

What two conditions have to be met in order to form a cluster that includes 5 access points? (Choose two.) The APs must use different cluster names. The APs must all be configured to use different radio modes. At least two controllers are needed to form the cluster. The APs have to be connected on the same network segment.* Clustering mode must be enabled on the APs.

The APs have to be connected on the same network segment Clustering mode must be enabled on the APs

Refer to the exhibit. Why did R1 and R2 not establish ad adjacency? The link-local address must be the same on both routers. The AS number must be the same on R1 and R2. R1 S0/0/0 and R2 S0/0/0 are on different networks. The no shutdown command is misapplied on both routers. The router ID must be the same on both routers.

The AS number must be the same on R1 and R2

Refer to the exhibit. Based on the command output shown, what is the status of the EtherChannel? The EtherChannel is dynamic and is using ports Fa0/10 and Fa0/11 as passive ports. The EtherChannel is in use and functional as indicated by the SU and P flags in the command output.* The EtherChannel is down as evidenced by the protocol field being empty. The EtherChannel is partially functional as indicated by the P flags for the FastEthernet ports

The Etherchannel is in use and functional as indicated by the SU and P flags in the command output

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 router will query neighbors for an alternate route. The router uses the default route. The DUAL algorithm is recomputed to find an alternate route. The best alternative backup route is immediately inserted into the routing table.

The best alternative backup route is immediately inserted into the routing table

Which statement describes a characteristic of OSPF external routes? Type 1 and type 2 external routes in IPv4 networks are represented in the routing table by EX1 and EX2, respectively. The cost of a type 1 route is always the external cost, regardless of the interior cost to reach that route. A type 2 route is always preferred over a type 1 route for the same destination. The difference between type 1 and type 2 is in the way the cost of the route is being calculated.

The difference between type 1 and type 2 is in the way the cost of the route is being calculated

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? Spanning Tree Protocol will recalculate the remaining trunk links. The EtherChannel will remain functional. The EtherChannel will transition to a down state. Spanning Tree Protocol will transition the failed physical interface into forwarding mode.

The etherChannel will remain functional

A network administrator issues the command R1(config)# license boot module c1900 technology-package securityk9 on a router. What is the effect of this command? The IOS will prompt the user to provide a UDI in order to activate the license. The IOS will prompt the user to reboot the router. The features in the Security package are available immediately. The Evaluation Right-To-Use license for the Security technology package is activated.

The evaluation Right-to-use license for the security tech package is activated

A network designer is considering whether to implement a switch block on the company network. What is the primary advantage of deploying a switch block? A single core router provides all the routing between VLANs. This is network application software that prevents the failure of a single network device. The failure of a switch block will not impact all end users. This is a security feature that is available on all new Catalyst switches.

The failure of a switch block will not impact all end users

Which address is used by an IPv6 EIGRP router as the source for hello messages? the interface IPv6 link-local address the 32-bit router ID the all-EIGRP-routers multicast address the IPv6 global unicast address that is configured on the interface

The interface IPv6 lick-local address

Refer to the exhibit. Router CiscoVille has been partially configured for EIGRP authentication. What is missing that would allow successful authentication between EIGRP neighbors? The interfaces that will use EIGRP authentication must be specified. The CiscoVIlle router requires a second keychain to function correctly when using two interfaces for EIGRP authentication. The same key number must be used on any EIGRP neighbor routers. The keychain for EIGRP authentication must be configured on the interfaces.

The keychain for EIGRP authentication must be configured on the interfaces

Refer to the exhibit. A network administrator issues the show ipv6 eigrp neighbors command. Which conclusion can be drawn based on the output? The link-local addresses of neighbor routers interfaces are configured manually. If R1 does not receive a hello packet from the neighbor with the link-local address FE80::5 in 2 seconds, it will declare the neighbor router is down. R1 has two neighbors. They connect to R1 through their S0/0/0 and S0/0/1 interfaces. The neighbor with the link-local address FE80::5 is the first EIGRP neighbor that is learned by R1.

The link-local addresses of neighbor routers interfaces are configured manually

Refer to the exhibit. A company has migrated from single area OSPF to multiarea. However, none of the users from network 192.168.1.0/24 in the new area can be reached by anyone in the Branch1 office. From the output in the exhibit, what is the problem? There are no interarea routes in the routing table for network 192.168.1.0. The OSPF routing process is inactive. The router has not established any adjacencies with other OSPF routers. The link to the new area is down.

There are no interarea routes in the routing table for the network 192.168.1.0

Refer to the exhibit. A network technician is troubleshooting missing OSPFv3 routes on a router. What is the cause of the problem based on the command output? The local router has formed complete neighbor adjacencies, but must be in a 2WAY state for the router databases to be fully synchronized. The neighbor IDs are incorrect. The interfaces must use only IPv6 addresses to ensure fully synchronized routing databases. The dead time must be higher than 30 for all routers to form neighbor adjacencies. There is a problem with the OSPFv3 adjacency between the local router and the router that is using the neighbor ID 2.2.2.2.*

There is a problem with the OSPFv3 adjacency between the local router and the router that is using a neighbor ID 2.2.2.2

Refer to the exhibit. Which two conclusions can be derived from the output? (Choose two.) The reported distance to network 192.168.1.0/24 is 41024256. Router R1 has two successors to the 172.16.3.0/24 network. 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.

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

Which requirement should be checked before a network administrator performs an IOS image upgrade on a router? The old IOS image file has been deleted. The FTP server is operational. There is sufficient space in flash memory. The desired IOS image file has been downloaded to the router.

There is sufficient space in flash memory

A network administrator is troubleshooting slow performance in a Layer 2 switched network. Upon examining the IP header, the administrator notices that the TTL value is not decreasing. Why is the TTL value not decreasing? This is the normal behavior for a Layer 2 network. The VLAN database is corrupt. The MAC address table is full. The inbound interface is set for half duplex.

This is the normal behaviour for a layer 2 network

Refer to the exhibit. What can be concluded about network 192.168.1.0 in the R2 routing table? This network has been learned from an internal router within the same area. This network was learned through summary LSAs from an ABR. This network is directly connected to the interface GigabitEthernet0/0. This network should be used to forward traffic toward external networks.

This network was learned through summary LSAs from an ABR

Match each OSPF LSA description with its type

This type of LSA is flooded only within the area which it originated -> Type 1 LSA This type of LSA exists in multi-access & non-broadcast multi-access networks w/DR -> Type 2 LSA This type of LSA is used by ABR to advertise networks from other areas -> Type 3 LSA NOT USED -> Type 4 LSA This type of LSA describes routers to networks outside of the OSPF AS -> Type 5 LSA

What are two reasons to implement passive interfaces in the EIGRP configuration of a Cisco router? (Choose two.) to provide increased network security to shut down unused interfaces to exclude interfaces from load balancing to mitigate attacks coming from the interfaces to avoid unnecessary update traffic

To provide increased network security to avoid unnecessary update traffic

To provide increased network security To avoid unnecessary update traffic

Refer to the exhibit. Interface FastEthernet 0/1 on S1 is connected to Interface FastEthernet 0/1 on S2, and Interface FastEthernet 0/2 on S1 is connected to Interface FastEthernet 0/2 on S2. What are two errors in the present EtherChannel configurations? (Choose two.) Desirable mode is not compatible with on mode. The trunk mode is not allowed for EtherChannel bundles. Two auto modes cannot form a bundle. The channel group is inconsistent.* The interface port channel ID should be different in both switches.

Two auto modes cannot form a bundle The channel group is inconsistent

Which type of OSPF LSA represents an external route and is propagated across the entire OSPF domain? type 1 type 2 type 3 type 4 type 5

Type 5

What method of wireless authentication is dependent on a RADIUS authentication server? WPA Personal WEP WPA2 Enterprise WPA2 Personal

WPA2 Enterprise

When will a router that is running EIGRP put a destination network in the active state? when the EIGRP domain is converged when there is outgoing traffic toward the destination network when the connection to the successor of the destination network fails and there is no feasible successor available when there is an EIGRP message from the successor of the destination network

Wen the connection to the successor of the destination network fails and there is no feasible successor available

When should EIGRP automatic summarization be turned off? when a network addressing scheme uses VLSM when a router has more than three active interfaces when a network contains discontiguous network addresses when a router has less than five active interfaces when a router has not discovered a neighbor within three minutes

When a network contains discontiguous network addresses

Which characteristic would most influence a network design engineer to select a multilayer switch over a Layer 2 switch? ability to have multiple forwarding paths through the switched network based on VLAN number(s) ability to aggregate multiple ports for maximum data throughput ability to build a routing table ability to provide power to directly-attached devices and the switch itself

ability to build a routing

Which wireless network topology is being configured by a technician who is installing a keyboard, a mouse, and headphones, each of which uses Bluetooth? ad hoc mode hotspot mixed mode infrastructure mode

ad hoc mode

Refer to the exhibit. What are the possible port roles for ports A, B, C, and D in this RSTP-enabled network? alternate, root, designated, root designated, root, alternate, root alternate, designated, root, root designated, alternate, root, root

alternate, designated, root,root

A network engineer is implementing security on all company routers. Which two commands must be issued to force authentication via the password 1C34dE for all OSPF-enabled interfaces in the backbone area of the company network? (Choose two.) area 0 authentication message-digest ip ospf message-digest-key 1 md5 1C34dE username OSPF password 1C34dE enable password 1C34dE area 1 authentication message-digest

area 0 authentication message-digest ip ospf message-digest-key 1 md5 1C34dE

Which two channel group modes would place an interface in a negotiating state using PAgP? (Choose two.) auto desirable on passive active

auto desirable

Refer to the exhibit. Match the description to the corresponding value used by the DUAL FSM. (Not all options are used.)

feasible distance to 192.168.11.64 => 660110 new successor to network 192.168.1.0 => 192.168.3.1 destination network => 192.168.11.64

Refer to the exhibit. An administrator attempts to configure EIGRP for IPv6 on a router and receives the error message that is shown. Which command must be issued by the administrator before EIGRP for IPv6 can be configured? eigrp router-id 100.100.100.100 no shutdown ipv6 eigrp 100 ipv6 cef ipv6 unicast-routing

ipv6 unicast-routing

Fill in the blank. Do not use abbreviations The spanning-tree ___________ global configuration command is used to enable Rapid PVST+.

mode rapid-pvst

Refer to the exhibit: A network admin is attempting to upgrade the IOS syestem image on a cisco2901 router. After the new image has been downloaded and copied to the TFTP server, what command should be issued on the router before the IOS system image is upgraded on the server. ping 10.10.10.1 dir flash: ping 10.10.10.2* copy tftp: flash0:

ping 10.10.10.2F

Which port role is assigned to the switch port that has the lowest cost to reach the root bridge? disabled port root port designated port non-designated port

root port

A network administrator wants to verify the default delay values for the interfaces on an EIGRP-enabled router. Which command will display these values? show running-config show interfaces show ip protocols show ip route

show interfaces

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