Author: examcert

The following is a summary of each topic in the chapter and some questions for your reflection. What Did I Learn in this Module? (4.5.1) • Home Network Basics—Most home networks consist of at least two separate networks. The public network coming in from the service provider. The router is connected to the internet. Most…

Before entering the configuration utility, or manually configuring the router through a web browser, you should consider how your network will be used. You do not want to configure the router and have that configuration limit what you are able to do on the network, nor do you want to leave your network unprotected. What…

The 802.11 protocol can provide increased throughput based on the wireless network environment. If all wireless devices connect with the same 802.11 standard, maximum speeds can be obtained for that standard. If the access point is configured to accept only one 802.11 standard, devices that do not use that standard cannot connect to the access…

Category 5e (Figure 4-4) is the most common wiring used in a LAN. The cable is made up of 4 pairs of wires that are twisted to reduce electrical interference. Figure 4-4 Example of Category 5e Cable Coaxial Cable Coaxial cable (Figure 4-5) has an inner wire surrounded by a tubular insulating layer, that is…

Small business and home routers typically have two primary types of ports: • Ethernet Ports —These ports connect to the internal switch portion of the router. These ports are usually labeled “Ethernet” or “LAN”, as shown in Figure 4-2. All devices connected to the switch ports are on the same local network. • Internet Port…

Objectives Upon completion of this chapter, you will be able to answer the following questions: • What are the components required to build a home network? • What are wired and wireless network technologies? • What is Wi-Fi? • How do you configure wireless devices for secure communications? Key Terms This chapter uses the following…

The following is a summary of each topic in the chapter and some questions for your reflection. What Did I Learn in this Module? (3.3.1) • Wireless Networks—Mobile phones use radio waves to transmit voice signals to antennas mounted on towers located in specific geographic areas. When a telephone call is made, the voice signal…

Bluetooth pairing occurs when two Bluetooth devices establish a connection to share resources. In order for the devices to pair, the Bluetooth radios are turned on, and one device begins searching for other devices. Other devices must be set to discoverable mode, also called visible, so that they can be detected. When a Bluetooth device…

Cellular data plans are offered by most cell phone carriers, but the bandwidth limitations and charges for usage vary widely by carrier, and by plan within carriers. As a result, many mobile device users only use their cellular data plans when Wi-Fi service is not available. The following are examples of how to turn cellular…

Mobile devices give us the freedom to work, learn, play, and communicate wherever we want. People using mobile devices do not need to be tied to a physical location to send and receive voice, video, and data communications. Mobile Devices and Wi-Fi (3.2.1) Mobile devices give us the freedom to work, learn, play, and communicate…