Part 11 Flashcards

1
Q

Which two mechanisms are available to secure NTP? (Choose two.)

A. IPsec

B. IP prefix list-based

C. encrypted authentication

D. TACACS-based authentication

E. IP access list-based

A

C. encrypted authentication

E. IP access list-based

Reference: https://www.cisco.com/c/dam/en/us/td/docs/ios-xml/ios/bsm/configuration/xe-3se/3650/bsm-xe-3se-3650-book.html

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2
Q

In OSPF, which LSA type is responsible for pointing to the ASBR router?

A. type 1

B. type 2

C. type 3

D. type 4

A

D. type 4

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3
Q

Which First Hop Redundancy Protocol maximizes uplink utilization and minimizes the amount of configuration that is necessary?

A. GLBP

B. HSRP v2

C. VRRP

D. HSRP v1

A

A. GLBP

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4
Q

Which reason could cause an OSPF neighborship to be in the EXSTART/EXCHANGE state?

A. mismatched OSPF link costs

B. mismatched OSPF network type

C. mismatched areas

D. mismatched MTU size

A

D. mismatched MTU size

Reference: https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/13684-12.html#neighbors

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5
Q

When configuring WPA2 Enterprise on a WLAN, which additional security component configuration is required?

A. PKI server

B. NTP server

C. RADIUS server

D. TACACS server

A

C. RADIUS server

Reference: https://www.cisco.com/c/en/us/support/docs/wireless/4400-series-wireless-lan-controllers/100708-wpa-uwn-config.html#conf

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6
Q

A customer has several small branches and wants to deploy a Wi-Fi solution with local management using CAPWAP. Which deployment model meets this requirement?

A. local mode

B. autonomous

C. SD-Access wireless

D. Mobility Express

A

D. Mobility Express

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7
Q

Which feature is supported by EIGRP but is not supported by OSPF?

A. route filtering

B. unequal-cost load balancing

C. route summarization

D. equal-cost load balancing

A

B. unequal-cost load balancing

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8
Q

What is the correct EBGP path attribute list, ordered from most preferred to least preferred, that the BGP best-path algorithm uses?

A. local preference, weight, AS path, MED

B. weight, local preference, AS path, MED

C. weight, AS path, local preference, MED

D. local preference, weight, MED, AS path

A

B. weight, local preference, AS path, MED

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9
Q

A local router shows an EBGP neighbor in the Active state. Which statement is true about the local router?

A. The local router is attempting to open a TCP session with the neighboring router.

B. The local router is receiving prefixes from the neighboring router and adding them in RIB-IN.

C. The local router has active prefixes in the forwarding table from the neighboring router.

D. The local router has BGP passive mode configured for the neighboring router.

A

A. The local router is attempting to open a TCP session with the neighboring router.

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10
Q

Which feature of EIGRP is not supported in OSPF?

A. load balancing of unequal-cost paths

B. load balance over four equal-cost paths

C. uses interface bandwidth to determine best path

D. per-packet load balancing over multiple paths

A

A. load balancing of unequal-cost paths

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11
Q

When a wireless client roams between two different wireless controllers, a network connectivity outage is experienced for a period of time. Which configuration issue would cause this problem?

A. Not all of the controllers in the mobility group are using the same mobility group name.

B. Not all of the controllers within the mobility group are using the same virtual interface IP address.

C. All of the controllers within the mobility group are using the same virtual interface IP address.

D. All of the controllers in the mobility group are using the same mobility group name.

A

A. Not all of the controllers in the mobility group are using the same mobility group name.

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12
Q

Why is an AP joining a different WLC than the one specified through option 43?

A. The AP is joining a primed WLC

B. The APs broadcast traffic is unable to reach the WLC through Layer 2

C. The AP multicast traffic is unable to reach the WLC through Layer 3

D. The WLC is running a different software version

A

C. The AP multicast traffic is unable to reach the WLC through Layer 3

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13
Q

Which First Hop Redundancy Protocol should be used to meet a design requirement for more efficient default gateway bandwidth usage across multiple devices?

A. GLBP

B. LACP

C. HSRP

D. VRRP

A

A. GLBP

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14
Q

A client device roams between access points located on different floors in an atrium. The access points are joined to the same controller and configured in local mode. The access points are in different AP groups and have different IP addresses, but the client VLAN in the groups is the same. Which type of roam occurs?

A. inter-controller

B. inter-subnet

C. intra-VLAN

D. intra-controller

A

D. intra-controller

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15
Q

Which DHCP option helps lightweight APs find the IP address of a wireless LAN controller?

A. Option 43

B. Option 60

C. Option 67

D. Option 150

A

A. Option 43

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16
Q

Wireless users report frequent disconnections from the wireless network. While troubleshooting, a network engineer finds that after the user is disconnected, the connection re-establishes automatically without any input required. The engineer also notices these message logs: AP ‘AP2’ is down. Reason: Radio channel set. 6:54:04 PM AP ‘AP4’ is down. Reason: Radio channel set. 6:44:49 PM AP ‘AP7’ is down. Reason: Radio channel set. 6:34:32 PM Which action reduces the user impact?

A. enable coverage hole detection

B. increase the AP heartbeat timeout

C. enable BandSelect

D. increase the dynamic channel assignment interval

A

D. increase the dynamic channel assignment interval

17
Q

What is the purpose of an RP in PIM?

A. send join messages toward a multicast source SPT

B. ensure the shortest path from the multicast source to the receiver

C. receive IGMP joins from multicast receivers

D. secure the communication channel between the multicast sender and receiver

A

A. send join messages toward a multicast source SPT

18
Q

How does SSO work with HSRP to minimize network disruptions?

A. It enables HSRP to elect another switch in the group as the active HSRP switch.

B. It ensures fast failover in the case of link failure.

C. It enables data forwarding along known routes following a switchover, while the routing protocol reconverges.

D. It enables HSRP to failover to the standby RP on the same device.

A

C. It enables data forwarding along known routes following a switchover, while the routing protocol reconverges.

19
Q

An engineer must configure interface GigabitEthernet0/0 for VRRP group 10. When the router has the highest priority in the group, it must assume the master role. Which command set must be added to the initial configuration to accomplish this task? Initial Configuration - interface GigabitEthernet0/0 description To IDF A 38-24-044.40 ip address 172.16.13.2 255.255.255.0

A. standby 10 ip 172.16.13.254 255.255.255.0 standby 10 preempt

B. vrrp group 10 ip 172.16.13.254 255.255.255.0 vrrp group 10 priority

C. standby 10 ip 172.16.13.254 standy 10 priority 120

D. vrrp 10 ip 172.16.13.254 vrrp 10 preempt

A

D. vrrp 10 ip 172.16.13.254 vrrp 10 preempt

20
Q

Which DHCP option provides the CAPWAP APs with the address of the wireless controller(s)?

A. 43

B. 66

C. 69

D. 150

A

A. 43