Network+ 2005 In Depth (P6) pot
Network+ 2005 In Depth (P6) pot
... transmission occurs on a point-to-point basis, multi- casting is a point-to-multipoint method. Multicasting can be used for teleconferencing or videoconferencing over the Internet, for example. Routers ... continuous waves, resulting in an inexact transmission. 122 Chapter 3 TRANSMISSION BASICS AND NETWORKING MEDIA Suppose the segment in Figure 4-2 was sent from Computer B to Computer A....
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P1) pot
... remain one of the fastest growing indus- tries in the U.S. economy, despite recent job losses. In any industry, the workforce is important to continually drive business. Having skilled workers in ... in the networking industry, including those that oversee wiring codes, net- work access methods, and Internet addressing. It also discusses, in depth, the OSI Model, which is the indus...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P5) potx
... divided into a few cubicles. In general, stations must remain within 300 feet of an access point to maintain optimal transmission speeds. In addition to connecting multiple nodes within a LAN, ... explains how to install this type of cabling from the server to the desktop. Installing Cable So far, you have read about the variety of cables used in networking and the limitations inher- en...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P12) potx
... while allowing patrons within the access point’s range to log on to the Internet, as shown in Figure 7-20. At T-Mobile hot spots, access points are connected (via routers) to T1 links. 322 Chapter ... keep the signal intelligible. In the 1970s, many busi- nesses installed T1s to obtain more voice throughput per line. In the 1990s, with increased NET+ 2.14 NET+ 2.14 ◆ Choose infrastructu...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P15) pot
... workgroups or domains. During installation you will be asked whether the server should join an existing workgroup, be a new workgroup server, or join an existing domain. As you learned, in a workgroup ... principal name) —The preferred naming convention for users in e-mail and related Internet services. A user’s UPN looks like a familiar Internet address, including the positioning of the...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P21) pot
... area. ◆ Line conditioning—A UPS should also offer surge suppression to protect against surges and line conditioning, or filtering, to guard against line noise. Line condition- ers and UPS units include ... concept of disk duplexing is related to disk mirroring. In disk duplexing, data is contin- ually copied from one disk to another when it is saved, just as in disk mirroring. In duplex...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P28) pot
... a network. In addition to sending, receiving, and storing mail, mail services can include filtering, routing, notification, scheduling, and data exchange with other mail servers. main bus—See ... display TCP/IP addressing and domain name information in the Windows NT, Windows 2000, and Windows XP operating systems. IPng—See IPv6. IP-PBX—A private switch that accepts and interprets both an...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P2) pps
... learn by doing. Many colleges offer courses or continuing education on networking topics. You may also want to enroll at a computer training center. These train- ing centers can be found in every ... area and in many small towns. If you are pur- suing certification, be certain the training center you choose is authorized to provide training for that certification. Most computer training c...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P3) pptx
... You will use this information when installing network operating systems, configuring servers and client workstations, installing NICs, troubleshooting network problems, and purchasing net- work equipment. IEEE ... Engineers)—An international society com- posed of engineering professionals. Its goals are to promote development and education in the electrical engineering and computer science...
Ngày tải lên: 07/07/2014, 09:20
Network+ 2005 In Depth (P4) ppt
... new infrastructure versus reusing existing infrastructure—Can you use existing wiring? In some cases, for example, installing all new Category 7 UTP wiring may not pay off if you can use existing ... affecting productivity—If you save money by reusing existing slower lines, are you incurring costs by reducing productivity? In other words, are you making staff wait longer to save and print...
Ngày tải lên: 07/07/2014, 09:20