DevNet Associate DEVASC 200-901 Official Certification Guide by Adrian Iliesiu (z-lib.org)

characteristics, advantages, and drawbacks. It is the role of the network administrator to decide which protocol to choose to ru ...

means that smaller subnets can be combined into a larger network, and instead of having several routing table entries for each i ...

REVIEW ALL KEY TOPICS Review the most important topics in this chapter, noted with the Key Topic icon in the outer margin of the ...

List Ways routing tables are populated 50 6 DEFINE KEY TERMS Define the following key terms from this chapter and check your ans ...

Chapter 17 Networking Components This chapter covers the following topics: What Are Networks?: This section describes what a net ...

read the entire chapter. Table 17-1 lists the major headings in this chapter and their corresponding “Do I Know This Already?” q ...

3. Wide 4. Campus Which of the following is the least secure in terms of privacy of the user? Router Hub Switch Bridge ...

1. vManage 2. vSmart 3. vEdge 4. vBond FOUNDATION TOPICS WHAT ARE NETWORKS? NIST CNSSI 4009 defines a network as follows: inform ...

Figure 17-1 Network Topologies Standard refers to the protocol that the network uses. Ethernet is one example of a standard. An ...

Figure 17-2 Local-Area Network Campus-area network (CAN): A CAN consists of two or more LANs within a limited area. CANs help in ...

Figure 17-3 Campus-Area Network Metropolitan-area network (MAN): A MAN is a network that is extended to cover multiple locations ...

Figure 17-5 Wide-Area Network ELEMENTS OF NETWORKS Now that you have seen the various types of networks, let’s look at what cons ...

A hub is the least intelligent and most rudimentary network device. With a hub, traffic or data packets that come in any port ar ...

Bridges A bridge connects two physical network segments that use the same protocol. Each network bridge builds a MAC address tab ...

hub with a switch in our example, we get the setup shown in Figure 17-8, where a Layer 2 switch maintains a port-to-MAC address ...

Figure 17-9 shows a Layer 3 switch and how it maintains a port-to-IP address lookup table. Figure 17-9 Using a Layer 3 Switch fo ...

network (VLAN) Has a single broadcast domain Has multiple broadcast domains Virtual Local Area Networks (VLANs) A switch can be ...

Figure 17-10 Using a VLAN for Network Security Broadcast traffic distribution: Segmenting a large LAN into smaller VLANs can red ...

Figure 17-11 VLAN Trunk Ports Routers A router is a device that forwards packets between networks via the network layer of the O ...

Figure 17-12 shows a router connecting different types of networks. Figure 17-12 Using a Router to Connect Different Networks Ro ...