Cisco.0-863.最新题库

Number: 0-863

QUESTION 1

Which two of these are functions of an access point in a Split MAC Network Architecture?(Choose two.)

A. EAP Authentication

B. MAC layer encryption or decryption C. 802.1Q encapsulation D. Process probe response

Answer: BD Section: (none)

QUESTION 2

Lightweight access points are being deployed in remote locations where others are already operational.

The new access points are in a separate IP subnet from the wireless controller. OTAP has not been enabled

at any locations. Which two methods can the AP use to locate a wireless controller? (Choose two.)

A. local subnet broadcast B. NV-RAM IP address C. DHCP

D. primary, secondary, tertiary E. DNS F. master

Answer: CE Section: (none)

Explanation/Reference:

QUESTION 3

Which of these is the equation used to derive a Kbps bit rate?

A. 2 x 8 kHz x 4-bit code words B. 8 kHz x 8-bit code words C. 2 x 4-bit code words x 8 kHz D. 2 x 4 kHz x 8-bit code words

Answer: D

Section: (none)

QUESTION 4

Which two of the following statements represent a preferred wireless LWAPP implementation?(Choose two.)

A. verify open ports for:

Layer 2 LWAPP on ethertype OxABAB

Layer 3 LWAPP on TCP 12222 and TCP 12223 B. verify open ports for:

Layer 2 LWAPP on ethertype OxBBBB

Layer 3 LWAPP on UDP 12222 and UDP 12223 C. verify open ports for:

Layer 2 LWAPP on ethertype OxBABA

Layer 3 LWAPP on UDP 12222 and TCP 12223

D. use of Layer 3 LWAPP is preferred over Layer 2 LWAPP E. use of Layer 2 LWAPP is preferred over Layer 3 LWAPP

Answer: BD Section: (none)

Explanation/Reference:

QUESTION 5

Which statement identifies a benefit obtained when using a top-down network design plan?

A. allows quick responses to design requests

B. facilitates design based on previous experience C. incorporates customer organizational requirements

D. is less time-consuming than using a bottom-up approach E. provides a more detailed picture of the desired network

Answer: C

Section: (none)

QUESTION 6

A lightweight access point is added to a working network. Which sequence will it use to associate itself

with a wireless LAN controller?

A. master, primary, secondary, tertiary, greatest AP capacity B. greatest AP capacity, primary, secondary, tertiary, master C. primary, secondary, tertiary, master, greatest AP capacity D. primary, secondary, tertiary, greatest AP capacity, master

Answer: C

Section: (none)

Explanation/Reference:

QUESTION 7

Which statement accurately describes one difference between a small office and medium office topology?

A. Small offices commonly use Rapid PVST+ for Layer 3 deployments. B. Medium offices commonly use integrated route and switching platforms. C. Medium offices use integrated 10/100/1000 interfaces as Layer 2 trunks. D. Medium offices use external access switches to support LAN connectivity.

Answer: D

Section: (none)

Explanation/Reference:

QUESTION 8

Which three of these describe the best practice for Cisco wireless outdoor Mesh network deployment? (Choose three.)

A. RAP implemented with 20 to 32 MAP nodes B. RAP implemented with 20 or fewer MAP nodes C. mesh hop counts of 8 to 4 D. mesh hop counts of 4 or fewer

E. client access via 802.11b/g and backhaul with 802.11a F. client access via 802.11a and backhaul with 802.11b/g

Answer: BDE Section: (none)

Explanation/Reference:

QUESTION 9

Data link switching is typically used in which Enterprise Campus Module layer?

A. Server Farm B. Campus Core C. Building Access D. Building Distribution E. Internet Connectivity

Answer: C

Section: (none)

Explanation/Reference:

QUESTION 10

Which two statements best describe intradomain route summarization? (Choose two.)

A. OSPF and RIP automatically summarize at classful network boundaries. B. EIGRP and OSPF automatically summarize at classful network boundaries. C. EIGRP and RIP automatically summarize at classful network boundaries.

D. EIGRP and OSPF must be manually configured to summarize at non-classful boundaries. E. EIGRP and OSPF automatically summarize at non-classful boundaries.

Answer: CD Section: (none)

Explanation/Reference:

QUESTION 11

Which Cisco security solution offers protection against \"day zero\" attacks?

A. Cisco Adaptive Security Appliance B. Cisco Security Agent C. Cisco IOS Firewall D. Cisco IOS IPS

E. Cisco Traffic Anomaly Detector

Answer: B

Section: (none)

QUESTION 12

Which statement can a network designer use to describe route summarization to an IT manager?

A. It is the grouping of multiple contiguous subnets into one Class A, B, or C IP address to minimize routing table size.B. It is the grouping of multiple discontiguous subnets to increase routing performance. C. It is the grouping of multiple contiguous networks and advertising as one large network.

D. It is the grouping of ISP network addresses to minimize the number of routes to the Internet.

Answer: C

Section: (none)

QUESTION 13

Which three of these are components of the North American Numbering Plan? (Choose three.)

A. Numbering Plan Area B. country code C. prefix D. zone

E. line number F. trunk channel

Answer: ACE Section: (none)

QUESTION 14

Which two statements about designing the Enterprise Data Center Access submodule are correct? (Choose two.)

A. Multiport NIC servers should each have their own IP address. B. Layer 3 connectivity should never be used in the access layer. C. Layer 2 connectivity is primarily implemented in the access layer. D. Multiport NIC servers should never be used in the access layer.

E. Layer 2 clustering implementation requires servers to be Layer 2 adjacent.

Answer: CE Section: (none)

Explanation/Reference:

QUESTION 15

A customer has the following Enterprise Campus design requirements: at least 10 Gbps of bandwidth network runs of up to 40km

no concern for transmission medium cost

Which transmission medium should you recommend to this customer?

A. shielded twisted pair B. unshielded twisted pair C. multimode fiber D. single-mode fiber E. wireless

Answer: D

Section: (none)

Explanation/Reference:

QUESTION 16

In the Cisco branch office design, what categorizes an office as large?

A. between 50 and 100 users and a three-tier design B. between 50 and 100 users and a single-tier design C. between 100 and 200 users and a two-tier design D. between 100 and 200 users and a three-tier design E. over 200 users and a two-tier design

Answer: D

Section: (none)

Explanation/Reference:

QUESTION 17

A very large organization has received its IPv6 address range from its Internet Service Provider and intends to use only IPv6 addresses internally. Employees will access the Internet using port address translation. What is a requirement for their DNS servers?

A. They no longer need DNS servers.

B. Their DNS servers need to support both IPv4 and IPv6 addresses. C. Their DNS servers need to support only IPv6 addresses. D. Their DNS servers need to support only IPv4 addresses.

E. They need additional DNS servers in their network just for IPv6 addresses. F. There are no changes required to their DNS servers.

Answer: B

Section: (none)

Explanation/Reference:

QUESTION 18

Refer to the exhibit.

Which layer is the distribution layer?

A. Layer A B. Layer B C. Layer C

D. Layers A and B form a consolidated core and distribution layer

Answer: B

Section: (none)

Explanation/Reference:

QUESTION 19

Which two implementation plan principles best describe how to deal with potential failures?(Choose two.)

A. A good implementation plan. B. A successful test network test.

C. A test should be included at every step.

D. A detailed rollback procedure for each implementation step.

E. A table of failure points, rollback steps, and estimated rollback times.

Answer: CD Section: (none)

Explanation/Reference:

QUESTION 20

Refer to the exhibit.

A standard, Layer 2 campus network design is pictured. Which numbered box represents the distribution layer?

A. #1 B. #2 C. #3 D. #4

Answer: B

Section: (none)

Explanation/Reference:

QUESTION 21

Which two statements about the Enterprise Data Center Aggregation submodule are correct?(Choose two.)

A. it provides Layer 4 7 services B. it should never support STP

C. it is the critical point for control and application services

D. it typically provides Layer 2 connectivity from the data center to the core

Answer: AC Section: (none)

Explanation/Reference:

QUESTION 22

Refer to the exhibit.

Which two statements describe why Model A is the recommended design for routing between Building

Distribution switches and Campus Core switches? (Choose two.)

A. It uses timer-based non-deterministic convergence.

B. It is software-based, providing fast convergence to the remaining path. C. Routes are not summarized from distribution to the core.

D. The Layer 3 redundant equal cost links support fast convergence. E. A link or box failure does not require routing protocol convergence.

Answer: DE Section: (none)

Explanation/Reference:

QUESTION 23

Which network management protocol allows a network device to have vendor-specific objects for management?

A. SNMP v1 B. SNMP v2 C. SNMP v3 D. MIB E. RMON1 F. RMON2

Answer: D

Section: (none)

Explanation/Reference:

QUESTION 24

RST Corporation is planning to upgrade its current network. The chief technology officer has supplied a topology diagram and an IP addressing scheme of the current network during an interview.

RST has been growing at about twenty percent per year. It has been difficult to maintain

customer support at a satisfactory level. Therefore, the RST board has met with and directed the chief technology officer to look into network improvements. Which two items are most relevant in documenting RST's

business requirements? (Choose two.)

A. projected growth estimates

B. network performance requirements C. existing network topologies

D. improved customer support requirements E. the IP addresses assigned by the ISP

Answer: AD Section: (none)

Explanation/Reference:

QUESTION 25

You are designing a small branch office that requires these attributes: support for 60 users the growth capacity to add another 15 users soon redundant access

higher bandwidth between the Layer 2 switch and routing to the WAN Which branch office topology or technology must be used?

A. two-tier B. loop-free C. three-tier

D. EtherChannel

E. integrated routing and switching

Answer: D

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