Advanced Routing and Switching for Field Engineers

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Advanced Routing and Switching for Field Engineers Number: 644-068 Passing Score: 800 Time Limit: 120 min File Version: 38.

1 Advanced Routing and Switching for Field Engineers Number: Passing Score: 800 Time Limit: 120 min File Version: Pass Cisco Exam Exam Name: Advanced Routing and Switching for Field Engineers - ARSFE

2 Examsheets QUESTION 1 Which three of the following are major trends that fuel the demand for routing and switching? (Choose three.) A. Mobility B. Video C. Bandwidth optimization D. Cloud E. IT standardization Correct Answer: ABD Answer: A, B, D QUESTION 2 Which two of the following examples best describe the challenges that customers face in today's networks? (Choose two.) A. How do we control energy consumption of devices owned by employees? B. How can we support telepresence? C. How can we consolidate different datacenters? D. Which type of firewall should we deploy? Correct Answer: BC Answer: B, C QUESTION 3 Which two of the following statements correctly describe Cisco Catalyst Medianet capabilities? (Choose two.) A. Bandwidth for video conferences can be reduced by utilizing the Cisco Catalyst built-in DSPs for local video MCUs. B. OpEx can be reduced by providing plug-and-play functionality using auto smart ports and auto QoSfeatures. C. End-to-end monitoring and troubleshooting is enabled by Mediatrace and IPSLA. D. Compatible devices can download the Media Service Interface software from the HTTP server running on the Cisco Catalyst switch. Correct Answer: BC Answer: B, C QUESTION 4 Which two of the following statements correctly describe architecture and design? (Choose two.) A. The architecture shows building blocks and abstract capabilities of a system and the relationships between

3 the individual components. B. The design shows concrete products, expected performance, and scalability options of a solution. C. The design is the basis for creating the architecture. D. The architecture includes a description of the best possible solution. Correct Answer: AB Answer: A, B QUESTION 5 Which three of the following statements correctly describe switching? (Choose three.) A. A Layer 2 switch operates up to the data linklayer of the OSI network model. B. A Layer 3 switch operates up to the transportlayer of the OSI network model. C. A dual-layer switch operates at the transport and data link layers of the OSI network model. D. A dual-layer switch operates at the data link and network layers of the OSI network model. E. A multilayer switch operates up to Layer 4 of the OSI network model. Correct Answer: ABE Answer: A, B, E QUESTION 6 Which of the following is not a requirement for a core switch? A. High availability? B. Integrated services? C. Network access control? D. Application performance? Correct Answer: C Answer: C QUESTION 7 Which two of the following statements about the Cisco switching product portfolio are correct? (Choose two.) A. The Cisco Catalyst 3560 v2 and CiscoCatalyst 3560-X are stackable.

4 B. The Cisco Catalyst 3750 v2 and CiscoCatalyst 3750-X are stackable. C. The Cisco Catalyst 2000 series support 802.1X and MACsec encryption. D. The Cisco Catalyst 2000 series support PoE and PoE+, but they do not support 60 W per port like the Cisco Catalyst 3000and Cisco Catalyst 4000 series. Correct Answer: BD Answer: B, D QUESTION 8 Which two of the following statements correctly describe service modules available for the 3560-X and 3750-X switches? (Choose two.) A. The C3KX-NM-10GT service module offers two 10 Gigabit Ethernet SFTP+ ports. B. The C3KX-NM-10G and the C3KX-NM-10GT service modules provide flexible netflow. C. The C3KX-SM-10G service module provides flexible netflow. D. The C3KX-SM-10G service module offersmacsec encryption at line rate. Correct Answer: CD Answer: C, D QUESTION 9 Which two of the following are components of Cisco MediaNet that simplify network assessment, monitoring, and troubleshooting? (Choose two.) A. MediaTrace B. MediaPing, using real SSRC-ID C. Traffic Simulator, based on IP SLA D. Traffic Simulator, based on ping Correct Answer: AC Answer: A, C QUESTION 10 Which three of the following statements are correct regarding security features available on Cisco Catalyst switches? (Choose three.) A. Port security prevents MAC address flooding. B. DHCP snooping prevents rogue DHCP servers from being placed on the network. C. IP Source Guard prevents ARP spoofing attacks. D. Private VLAN prevents client to client communication. E. MAC sec provides end-to-end encryption. Correct Answer: ABD

5 Answer: A, B, D QUESTION 11 Which three of the following statements correctly describe Cisco Nexus 7000 switch family? (Choose three.) A. The Cisco Nexus 7000 series integrates data center Fibre Channel features and Ethernet switching features into a single operating system. B. NX-OS is a modular operating system based on FreeBSD. C. The Cisco Nexus 7000 series offers virtualization by Virtual Device Contexts. D. The Cisco Nexus 7000 series provides high availability using hitless forwarding, ISSU, and stateful process restart. E. The Cisco Nexus 7000 series offers support for Cisco IOS and NX-OS. Correct Answer: ACD Answer: A, C, D QUESTION 12 Which two of the following statements are true regarding positioning of the Cisco Catalyst 6500 series versus the Cisco Nexus 7000 series? (Choose two.) A. The Cisco Catalyst 6500 series is the better choice if the core is outside the data center. B. The Cisco Nexus 7000 series is the better choice if rich WAN services are required. C. The Cisco Catalyst 6500 series is the better choice if L2VPN is required. D. Both, the Cisco Catalyst 6500 series and the Cisco Nexus 7000 series support NX- OScapabilities. Correct Answer: AC Answer: A, C QUESTION 13 Which three of the following statements correctly describe a hierarchical LAN design? (Choose three.) A. The main services of the access layer include physical connectivity to endpoints, automatic endpoint discovery, and port-based security features. B. Due to the high number of ports, performance is one of the key features that is required at the access layer. C. The distribution layer is commonly the first routing hop. D. Scalability, high availability, and fast convergence are typical requirements for the core layer. E. The core layer provides aggregation services to the access layer. Correct Answer: ACD

6 Answer: A, C, D QUESTION 14 Which three of the following are quantifiable savings that help compensate for the premium price of a Cisco Catalyst switch compared to a competing product? (Choose three.) A. Ease of deployment for video and security B. Savings on energy enabled by EnergyWise C. Platform longevity savings caused by extended refresh cycles D. Savings on switch software E. Savings on adding additional switch ports to the switch Correct Answer: ABC Answer: A, B, C QUESTION 15 Which two of the following statements regarding Cisco routing core functionalities are correct? (Choose two.) A. The exponential growth in bandwidth requirements and increased sensitivity to latency can be addressed by Cisco WAAS. B. Transcoding services in a video and collaboration deployment can be provided in Cisco IOS software, so no hardware DSPs are required on the Cisco 3900 router series. C. Cloud-based managed security is supported by the built-in ScanSafe Connector. D. Cisco Unified Communications Manager Express can run on Cisco UCS Express. Correct Answer: AC Answer: A, C QUESTION 16 Which two of the following statements correctly describe Cisco IOS Software? (Choose two.) A. A universal Cisco IOS image includes all software features; additional software features are then activated by license keys without changing Cisco IOS. B. In order to obtain a license file, the product ID and serial number of the device are sent to the representative Cisco Channel Partner, along with the purchased product activation key. C. Cisco IOS 15 is available in two trains: T, which includes bug fixes and new features, and M,which includes bug fixes only. D. The Cisco ASR 1000 series features IOS-XE, a software architecture that consists of a platform component, IOS-XE middleware, andthe actual Cisco IOS software. Correct Answer: AD Answer: A, D QUESTION 17

7 Which of the following statements correctly describes the platform module slot evolution from pre- ISR through ISR to ISR G2? A. All three platforms support WIC, VWIC, and VIC. B. NM and NME can be used in the ISR G2 via an adapter. NME-X is not supported on ISR G2. C. All three platforms support AIM. D. ISR and ISR G2 support PVDM2; noadapter is required in ISR G2. Correct Answer: B Answer: B QUESTION 18 Cisco MediaNet provides multimedia optimization services in a Cisco Borderless Network. Which two of the following statements correctly describe Cisco MediaNet? (Choose two.) A. Cisco MediaNet Performance Monitor collects performance metrics of video traffic as flexible netflow records which can be processed by any netflow collector, such ascisco Prime Assurance Manager. B. Cisco MediaNet supports only SNMP traps but not syslog messages. C. When using PVDM3 on Cisco ISR G2, video streams of the same type can be locally mixed within the router. Video transcoding servicesrequire a dedicated video MCU. D. Cisco MediaNet Mediatrace allows real-time troubleshooting by providing details about every hop of the end-to-end path of your mediastream. Correct Answer: AD Answer: A, D QUESTION 19 Application visibility and performance monitoring are important components of an optimized WAN. Which three of the following can be sources for Cisco Prime Network Analysis Module? (Choose three.) A. Syslog B. WAAS Flow Agent C. IOS Performance Agent D. Flexible Netflow E. CDR Correct Answer: BCD Answer: B, C, D QUESTION 20 Which two of the following are correct descriptions of Next-Generation Enterprise WAN modules? (Choose two.) A. Regional WAN: This used to be called Internet Edge and provides distributed Internet access.

8 B. Global CorE.This module interconnects multiple theater cores. C. Enterprise CorE.This module interconnects all other modules. D. In-Theater CorE.This module aggregates regional WANs. Correct Answer: BD Answer: B, D QUESTION 21 Which three of the following protocols are first-hop redundancy protocols? (Choose three.) A. GLBP B. GSRP C. HSRP D. VRRP Correct Answer: ACD Answer: A, C, D QUESTION 22 Which of the following statements best describes the routing vendor landscape? A. Juniper Networks is the strongest competitor in the high-end and SOHO markets. B. AVM is one of the largest Cisco competitors in Germany. C. Most competitors have a similar architectural approach to Cisco. D. Larger competitors to Cisco include Juniper Networks, Riverbed, and Huawei. Correct Answer: D Answer: D QUESTION 23 Which of the following statements correctly describes the Cisco WAAS portfolio? A. Cisco WAAS is available as WAAS Mobile, WAAS Express, WAAS ISR modules, WAAS on SRE for ISR G2, WAAS appliances, vwaas, and WAAS PC. B. Cisco WAAS is available as WAAS Mobile, WAAS Express, WAAS ISR modules, WAAS on SRE for ISRG2, WAAS appliances, and vwaas. C. Cisco WAAS is available as WAAS Mobile, WAAS Express, WAAS ISR modules, WAAS on SRE for ISR G2, WAAS appliances, vwaas, WAAS PC, and WAAS Server. D. Cisco WAAS is available as WAAS Mobile, WAAS Express, WAAS ISR modules, WAAS appliances, and vwaas. E. Cisco WAAS is available as WAAS Express, WAAS ISR modules, WAAS on SRE for ISR G2, WAAS appliances, vwaas, and WAAS PC.

9 Correct Answer: B Answer: B QUESTION 24 Desktop virtualization can be a driver for implementing WAN optimization. Which two of the following statements are true regarding WAAS and virtualized desktops? (Choose two.) A. Cisco WAAS can substantially reduce band requirements of Microsoft RDP, Citrix ICA, and PCoIP. B. When using Microsoft RDP, make sure that you disable nativerdp compression and encryption. C. When testing or demonstrating WAAS performance with ICA, be aware that the bandwidth reduction increases with additional users. Traffic of a single user is reduced by 20 30%, while traffic of 10 users is reduced by 50 70%. D. Cisco WAAS can provide about 20% compression ratio for watching videos over Microsoft RDP. Correct Answer: BC Cisco WAAS can provide about 20% compression ratio for watching videos over Microsoft RDP. QUESTION 25 Which two of the following statements correctly describe Cisco WAAS Mobile? (Choose two.) A. One Cisco WAAS Mobile server can serve up to10,000 concurrent mobile users. B. The Cisco WAAS Mobile client is optimized for smartphones with 3G or 4G connections. C. The Cisco WAAS Mobile Server provides up to 1 Gb/s LAN throughput. D. The Cisco WAAS Mobile Server is based on a UCS-C series server and providesup to 200 Mb/s WAN throughput. Correct Answer: AD Answer: A, D QUESTION 26 Which two of the following features are not supported by Cisco WAAS Express? (Choose two.) A. TFO B. DRE with persistent cache? C. Application optimizers? D. Auto-discovery of end nodes? Correct Answer: BC Answer: B, C

10 QUESTION 27 Which two of the following statements are true regarding placement of WAAS? (Choose two.) A. All WAE appliance models support inline deployment. Fail-to-wire capabilities ensure that traffic continues to flow through the system in case of ahardware or software failure. B. Off-path interception of traffic can be achieved by policy-based routing or WCCP v2 interception. C. Cisco WAAS Express supports off-path interceptiononly via WCCP v2 interception. D. WAE appliances do not support 802.1Q. Correct Answer: AB Answer: A, B QUESTION 28 Which of the following statements regarding the WAAS vendor landscape is not true?riverbed is the market leader. A. Riverbed is the market leader. B. Bluecoat is number two in the WAAS market. C. Riverbed lacks routing functionality. D. The benefits of Cisco WAAS include scalability, the comprehensive product portfolio, and VDI vendorvalidated optimization. Correct Answer: B Answer: B QUESTION 29 Which four of the following are components of Cisco Prime for Enterprise? (Choose four.) A. NCS: Cisco Prime Network Control System B. WMS: Cisco Prime WAN Management Solution C. LMS: Cisco Prime LAN Management Solution D. SMS: Cisco Prime Security Management Solution E. NAM: Cisco Prime Network Analysis Module F. AM: Cisco Prime Assurance Manager Correct Answer: Answer: A, C, E, F QUESTION 30 Which three of the following statements correctly describe Cisco Prime NAM? (Choose three.) A. Cisco Prime NAM platforms include WAAS virtual blade, Cisco NAM 2200 Series appliances, Cisco 6500 Series NAM blades, Cisco ISR G2 blades, and Cisco ISR G2 SRE.

11 B. Cisco Prime NAM includes application performance analytics and provides application-specific information like round-trip time, client response time, and server response time. C. The next-generation integrated service module for the Cisco Catalyst 6500 is Cisco Prime NAM-3. It supports up to 30 Gb/s traffic monitoring throughput. D. Data sources to Cisco Prime NAM include SPAN, ERSPAN, RSPAN, and Cisco WAAS. E. Cisco Prime NAM cannot collect data from Netflow and CEF. Correct Answer: ABD Answer: A, B, D QUESTION 31 Which two of the following statements correctly describe how Cisco Prime NCS simplifies troubleshooting? (Choose two.) A. It automatically configures a Cisco AnyConnect SSL tunnel, which allows Cisco TAC engineers to connect to malfunctioning devices. B. It enables network operators to open instant messaging conversations with Cisco TAC engineers.? C. Cisco Smart Interactions allow network operators to open service requests to Cisco TAC in a controlled manner. Relevant information such as current configuration, last configuration changes, and events can be attached by a single mouse click. D. It can collect crucial information such as associated devices and their current IP address and status based on the user's name. Correct Answer: CD Answer: C, D QUESTION 32 Which three of the following are the main reasons for Cisco to support its developer community? (Choose three.) A. Developers enable the network as a platform. B. Developers find software bugs, fix them, and provide Cisco with the corrected code. C. Developers are key to Cisco's innovation strategy. D. Developers enable customer success. E. Developers support Cisco in distributing error-free applications to the market. Correct Answer: ACD Answer: A, C, D QUESTION 33 Understanding customer requirements is important and each customer has different needs. Which two of the following challenges are more likely to be faced by governments as well as enterprise customers? (Choose two.)

12 A. Ensure safety and security B. Reduce costs C. Improve service delivery D. Increase business agility E. Increase customer satisfaction F. Increase operational efficiencies Correct Answer: BC Answer: B, C QUESTION 34 Which two statements correctly describe Cisco Validated Designs and Smart Business Architecture? (Choose two.) A. CVD is technology-oriented, while SBA ismarket- and solution-oriented. B. SBA guides are available for enterprise deployments only. C. SBA is a blueprint for delivering the three Cisco architectures in a modular approach. D. Gold partners have access to a demo lab for each validated design. Correct Answer: AC Answer: A, C QUESTION 35 Which four of the following are included in the SBA toolset? (Choose four.) A. Partner enablement assets B. Software release notes C. Design guides D. Foundation deployment guides E. Command reference guides F. Unified Communications Acceleration Guide Correct Answer: ACDF Answer: A, C, D, F QUESTION 36 Which three of the following are valid steps when building an architectural roadmap for a customer? (Choose three.) A. Understand the business objectives, current environment, and pain points of the customer. B. Assess the current infrastructure, financial data, and operational management capabilities. C. Identify configuration flaws on individual devices.

13 D. Analyze collected data, identify potential savings, and develop TCO and ROI. E. Deliver business case documentation, detailed technical solution scenarios, and TCO report. Correct Answer: ABD Answer: A, B, D QUESTION 37 Which three of the following statements are true regarding the design of a technical solution? (Choose three.) A. The technical solution has to be based on the previously defined architecture. B. Examples of low-level design tools are the Cisco Power Calculator, the Cisco Rack Space Calculator, and the Cisco DSP Calculator. C. CVDs provide proven design of solutions that include only Cisco products, which ensures single-vendor solutions. D. Numerous CVDs are available that provide all the information needed for a successful deployment. E. The SBA toolkit includes foundation design guides that focus on concepts as well as foundation design guides that show detailed configurations. Correct Answer: ADE Answer: A, D, E

Vendor: Cisco. Exam Code: Exam Name: Advanced Routing and Switching for Field Engineers - ARSFE. Version: Demo

Vendor: Cisco. Exam Code: Exam Name: Advanced Routing and Switching for Field Engineers - ARSFE. Version: Demo Vendor: Cisco Exam Code: 644-068 Exam Name: Advanced Routing and Switching for Field Engineers - ARSFE Version: Demo QUESTION: 1 Which three of the following are major trends that fuel the demand for routing