Download CCNA Data Center - Introducing Cisco Data Center Networking by Todd Lammle, John Swartz PDF

By Todd Lammle, John Swartz

A must–have examine consultant for examination 640–911 on Cisco′s Unified facts heart The Cisco qualified community affiliate info heart certification is Cisco′s most modern certification, protecting the Cisco Unified facts heart applied sciences. Written through unprecedented writer and Cisco authority Todd Lammle, and CCIE John Swartz, this entire research consultant is vital interpreting for a person getting ready to take the 640–911 examination (Introducing Cisco info middle Networking), offering in–depth assurance of all of the exam′s pursuits. furthermore, it bargains elevated insurance on key themes mirrored at the examination.

Addresses figuring out easy networking and ethernet applied sciences reports the OSI and DoD version and TCP/IP delivery Layer Covers uncomplicated IP routing applied sciences, layer 2 switching applied sciences, and routing ideas presents an advent to Nexus change in addition to easy methods to configure it CCNA info heart research consultant provides you with entry to extra examine instruments, together with bonus perform tests, digital flashcards, a searchable PDF of a word list of phrases. Plus, it is possible for you to to exploit the loose nexus simulator to accomplish the entire hands–on labs within the ebook.

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Extra info for CCNA Data Center - Introducing Cisco Data Center Networking Study Guide: Exam 640-911

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Figure 1 . 3 A router connects LANs. Servers Servers Router Switch Marketing Hub Sales Nice—problem solved! 3 is a great solution because the host computers from the Sales LAN can get to the resources (server data and printers) of the Marketing LAN and vice versa. Now, you might be thinking that we really don’t need the router—that we could just physically connect the two workgroups together with a type of cable that would allow the Marketing and Sales workgroups to hook up somehow. True—we could do that, but if we did, we would have only one big, cumbersome workgroup instead of separate workgroups for Marketing and Sales.

Which of the following is a disadvantage of the star topology? A. When a port on the central concentrating device fails, the attached end device loses connectivity to the rest of the network. B. When the central concentrating device experiences a complete failure, all attached devices lose connectivity to the rest of the network. C. In a star topology, a more expensive type of host must be used when compared to the host used when implementing a physical bus. D. It is more difficult to add stations and troubleshoot than with other topologies.

There’s another kind of WAN, referred to as centralized, that’s composed of a main, centrally located computer or location that remote computers and devices can connect to. 5. Network Architecture: Peer-to-Peer or Client/Server? So, we’ve developed networking as a way to share resources and information, and how that’s achieved directly maps to the particular architecture of the network operating system software. There are two main network types you need to know about: peer-to-peer and client/server.

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