comptia network 2009 in depth pdf

Network+ 2005 In Depth (P9) pdf

... are findingniches in specialized applications such as linking large Internet nodes or completing digitizedtelephone calls. The concept of routing, and everything described in the remainder ... them. In contrast to a collision domain, ports in the same broadcast domaindo not share a single channel. (Recall that switches separate collision domains.) In the contextof TCP/IP networking, ... routing loops from continuing indefinitely bylimiting the number of hops a packet can take between its source and its destinationto 15. If the number of hops in a path exceeds 15, the network...

Network+ 2005 In Depth (P17) pdf

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Network+ 2005 In Depth (P1) pot

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... standards 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 industry ... accessing networks from remote locations, including dial-up network- ing and VPNs (virtual private networks).Chapter 8, Network Operating Systems and Windows Server 2003-Based Networking,”covers ... 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 skilledworkers in...

Network+ 2005 In Depth (P2) pps

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... protocols,topologies, networking hardware, and network troubleshooting. network interface card—See NIC. network operating system—See NOS. network services—The functions provided by a network. NIC (network interface ... operating systems are Microsoft Windows NT, Windows 2000 Server,and Windows Server 2003, UNIX, Linux, and Novell NetWare.P2P network See peer-to-peer network. peer-to-peer network A network in ... a lucrative and interesting job in networking. To prepare yourself to enter this job mar-16 Chapter 1AN INTRODUCTION TO NETWORKING to the network, and take advantage of the network just as...

Network+ 2005 In Depth (P3) pptx

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... Youwill use this information when installing network operating systems, configuring servers andclient workstations, installing NICs, troubleshooting network problems, and purchasing net-work equipment.IEEE ... used in token-passing networks likeAdvisory Group FDDI802.9 Integrated Voice/ Integration of voice and data traffic over a single network Data Networks medium802.10 Network Security Network ... equipment.IEEE Networking Specifications In addition to frame types and addressing, IEEE networking specifications apply to connec-tivity, networking media, error checking algorithms, encryption, emerging...

Network+ 2005 In Depth (P4) ppt

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... new infrastructure versus reusing existing infrastructure—Can you use existingwiring? In some cases, for example, installing all new Category 7 UTP wiring maynot pay off if you can use existing ... affecting productivity—If you save money by reusingexisting slower lines, are you incurring costs by reducing productivity? In other words,are you making staff wait longer to save and print reports ... affect the cost of installing and maintaining the network, the ease of adding new segments or nodes to the network, and the technical exper-tise required to maintain the network. The connectors...

Network+ 2005 In Depth (P5) potx

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... explains how to installthis type of cabling from the server to the desktop.Installing CableSo far, you have read about the variety of cables used in networking and the limitations inher-ent in ... divided into a few cubicles. In general, stations mustremain within 300 feet of an access point to maintain optimal transmission speeds. In addition to connecting multiple nodes within a LAN, ... cables were improperly installed. This section outlinesthe most common method of installing UTP cable and points out cabling mistakes that canlead to network instability. In the previous section,...

Network+ 2005 In Depth (P6) pot

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... transmission occurs on a point-to-point basis, multi-casting is a point-to-multipoint method. Multicasting can be used for teleconferencing orvideoconferencing over the Internet, for example. Routers ... nearby wire pairs infringingon another pair’s signal.demarcation point (demarc)—The point of division between a telecommunications servicecarrier’s network and a building’s internal network. demultiplexer ... continuous waves, resulting in an inexacttransmission.122 Chapter 3TRANSMISSION BASICS AND NETWORKING MEDIA Suppose the segment in Figure 4-2 was sent from Computer B to Computer A. Begin inter-preting...

Network+ 2005 In Depth (P7) pps

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... the TCP/IP host name.TIPWINS (Windows Internet Naming Service)WINS (Windows Internet Naming Service) provides a means of resolving NetBIOS namesto IP addresses. WINS is used exclusively with ... running correctly. Next, you might try pinging yourneighbor’s machine. If you receive a positive response, you know that your network connectionis working. You should then try pinging a machine ... IP address indicates its network class. The answer lies with subnetting, a process of subdi-viding a single class of network into multiple, smaller logical networks, or segments. Network managers...

Network+ 2005 In Depth (P8) pps

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... blinking, this LED indicates that the NIC is either transmitting or receiv-ing data (in other words, experiencing activity) on the network. If steady, it indicatesthat the NIC is experiencing ... a10BASE-T network) .◆ TX—If blinking, this LED indicates that the NIC is functional and transmittingframes to the network. ◆ RX—If blinking, this LED indicates that the NIC is functional and receiving ... chapter.Physically installing a PCMCIA-standard NIC is much easier than installing an expansioncard NIC. In general, you can simply turn off the machine, insert the card into the PCMCIAslot, as shown in Figure...

Network+ 2005 In Depth (P10) doc

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... fortoken passing. Specifically, the active monitor maintains the timing for ring passing, monitorsChapter 6 265TOKEN RINGNET+1.2 Backbone NetworksA network backbone is the cabling that connects ... single cable in a daisy-chain fashion. In networking,a daisy chain is simply a linked series of devices. Hubs and switches are often connected in adaisy chain to extend a network. For example, suppose ... therefore, inefficient. Also, running more than one frame type on the same network can result in inefficiencies, because it requires devices to examine each incoming frameto determine its type....

Network+ 2005 In Depth (P11) doc

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... the network in a round-robin fashion.type 1 IBM connector—A type of Token Ring connector that uses interlocking tabs that snapinto an identical connector when one is flipped upside-down, making ... transporting Token Ring or Ethernet frames overATM networks. LANE encapsulates incoming Ethernet or Token Ring frames, then convertsthem into ATM cells for transmission over an ATM network. logical ... LANs and WANs and describes in detail WAN transmission media and methods. It also notes the potential pitfalls in establish-ing and maintaining WANs. In addition, it introduces you to remote connectivity...

Network+ 2005 In Depth (P12) potx

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... dedicated lines.ISDNISDN (Integrated Services Digital Network) is an international standard, originally estab-lished by the ITU in 1984, for transmitting digital data over the PSTN. In North ... protocols PPP and SLIP.Dial-up NetworkingDial-up networking refers to dialing directly into a private network s or ISP’s remote accessserver to log on to a network. Dial-up clients can use ... conform to a timing scheme.A clock maintains time for all nodes on a network. A receiving node in synchronous commu-nications recognizes that it should be receiving data by looking at the time...

Network+ 2005 In Depth (P13) doc

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... for Network+ certification, you must understand the inner work-ings of network operating systems in general. In addition, you must be familiar with the major network operating systems: Windows ... PVC.plain old telephone service (POTS)—See PSTN.Point-to-Point Protocol—See PPP.Point-to-Point Protocol over Ethernet—See PPPoE.Point-to-Point Tunneling Protocol—See PPTP.POTS—See PSTN.PPP (Point-to-Point ... would be to use terminal services, as described in thefollowing section.Terminal ServicesA popular method for gaining remote access to LANs is by using terminal services. In termi-nal services,...

Network+ 2005 In Depth (P14) ppt

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... following colleges: Life Sciences, Humanities, Communications, and Engineering.Within the Engineering domain, additional domains such as “Chemical Engineering,” “Indus-trial Engineering,” “Electrical ... process of installing, main-taining, or optimizing Windows Server 2003 networks. For this in- depth knowledge (and par-ticularly if you plan to pursue MCSE certification), you should invest in books ... Engineering,” and “Mechanical Engineering” may be created, asshown in Figure 8-10. In this example, all users, workstations, servers, printers, and otherresources within the Engineering domain...

Network+ 2005 In Depth (P15) pot

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... learn about installing the NOS.Planning for InstallationWhen installing and configuring an NOS, you must create a plan for your server and its place in your network before you insert the installation ... that in case one of the domain controllers fails, clients can still logon to the network, be authenticated, and access resources.root domain In Windows Server 2003 networking, the single domain ... resources withina single domain also. However, a global group usually contains user accounts and can be inserted(or nested) into a domain local group to gain access to resources in other domains. A...