Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 71-80

Ensurepass  QUESTION 71 Which option is the Cisco recommendation for data oversubscription for access ports on the access-to-distribution uplink?   A. 4 to 1 B. 20 to 1 C. 16 to 1 D. 10 to 1   Correct Answer: B     QUESTION 72 Which two modes does LACP support? (Choose two.)   A. on B. passive C. associated D. link   Correct Answer: AB QUESTION 73 Which option describes why duplicate IP addresses reside on the same network in Cisco network Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 81-90

Ensurepass  QUESTION 81 Which option lists the EIGRP minimum timer settings for hello and dead timers in seconds?   A. 4 and 6 B. 2 and 4 C. 2 and 6 D. both 6 Correct Answer: C QUESTION 82 Which option is the Cisco preferred, most versatile, and highest-performance way to deploy IPv6 in existing IPv4 environments?   A. dual stack B. hybrid C. service block D. dual service   Correct Answer: A     QUESTION 83 Which option is the preferred and Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 91-100

Ensurepass  QUESTION 91 Which three options are basic design principles of the Cisco Nexus 7000 Series for data center virtualization? (Choose three.)   A. easy management B. infrastructure scalability C. cost minimization D. upgrade of technology E. transport flexibility F. operational continuity   Correct Answer: BEF         QUESTION 92 Which two options are advantages of having a modular design instead of an EOR design in a data center? (Choose Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 41-50

Ensurepass  QUESTION 41 Which two of these are characteristics of multicast routing? (Choose two.)   A. multicast routing uses RPF. B. multicast routing is connectionless. C. In multicast routing, the source of a packet is known. D. When network topologies change, multicast distribution trees are not rebuilt, but use the original path E. Multicast routing is much like unicast routing, with the only difference being that it has a a group of receivers rather than just one Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 61-70

Ensurepass  QUESTION 61 Which of the following is a recommended practice of a data center core?   A. Server-to-server traffic always remains in the core layer. B. The core infrastructure should be in Layer 3. C. Core layer should run BGP along with an IGP because iBGP has a lower administrative distance than any IGP. D. The Cisco Express Forwarding hashing algorithm is the default, based on the IP address and Layer 4 port.   Correct Answer: B         Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 51-60

Ensurepass  QUESTION 51 What are two characteristics of Server Load Balancing router mode? (Choose two.)   A. The design supports multiple server subnets. B. An end-user sees the IP address of the real server. C. SLB routes between the outside and inside subnets. D. The source or destination MAC address is rewritten, but the IP addresses left alone. E. SLB acts as a "bump in the wire" between servers and upstream firewall or Layer 3 devices.   Correct Answer: A C   Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 21-30

Ensurepass  QUESTION 21 There are 3 steps to confirm whether a range of IP addresses can be summarized. Which of the following is used in each of these 3 steps?   A. The first number in the contiguous block of addresses B. The last number in the contiguous block of addresses C. The size of the contiguous block of addresses D. The subnet mask of the original network address   Correct Answer: C     QUESTION 22 A well-designed IP addressing scheme supporting role-based Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 31-40

Ensurepass  QUESTION 31 Which of the following is true concerning best design practices at the switched Access layer of the traditional layer2 Enterprise Campus Network?   A. Cisco NSF with SSO and redundant supervisors has the most impact on the campus in the Access layer B. Provide host-level redundancy by connecting each end device to 2 separate Access switches C. Offer default gateway redundancy by using dual connections from Access switches to redundant Distribution layer Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 11-20

Ensurepass  QUESTION 11 OSPF stub areas are an important tool for the Network designer; which of the following two should be considered when utilizing OSPF stub areas? (Choose two)   A. OSPF stub areas increase the size of the LSDB with the addition of Type 3 and 5 LSAs B. OSPF not so stubby areas are particularly useful as a simpler form of summarization C. OSPF stub areas are always insulated from external changes D. OSPF totally stubby areas cannot distinguish among ABRs Read more [...]

Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 1-10

Ensurepass QUESTION 1 Which of the following facts must be considered when designing for IP telephony within an Enterprise Campus network?   A. Because the IP phone is a three-port switch, IP telephony extends the network edge, impacting the Distribution layer. B. Video and voice are alike in being bursty and bandwidth intensive, and thus impose requirements to be lossless, and have minimized delay and jitter. C. IP phones have no voice and data VLAN separation, so security policies Read more [...]