CompTIA Network+ Certification Study Guide part 11 ppsx

... used?A. RJ -11 B. DIXC. BNC Barrel ConnectorD. BNC T-ConnectorYou have been hired by a small company to cable its network. 8. The company has ofﬁces in two buildings that are 300 m apart. Both ... closets in your facility.A patch and impact tool is used to terminate copper cabling to 66 and 110 blocks.For the Network  exam you will need to know how to install commonly used wiring ... that transmits and receives electrical signals across the transmission media. They are also the part of the interface that actually connects to the media. Transceiver types can be classiﬁed as...

CompTIA Network+ Certification Study Guide part 24 ppsx

... include HomeRF, Bluetooth, 802.11n, 802.11g, 802.11b, and 802.11a networks. The most common type of WLAN in use today is based on the IEEE 802.11g standard.The 802.11b standard deﬁnes the operation ... Furthermore, unlike 802.11b networks, they do not use DSSS. 802.11g uses the same ISM frequencies as 802.11b and is backward compatible with 802.11b devices.The 802 .11 standard deﬁnes the 40-bit ... net-works use CSMA/CA.The 802.11a and 802.11g standards deﬁne the operation of wireless net-works with higher transmission rates. 802.11a devices are not compatible with 802.11b because they use frequencies...

CompTIA Network+ Certification Study Guide part 27 ppsx

... users who wanted to connect to a network had to obtain the TCP/IP protocol suite from a third party and install it. TCP/IP did not come bundled with the software. At times, the TCP/IP software ... routable because they include address-ing schemes that identify both the network or subnet and the particular client on that network or subnet. Other network/transport protocols, such as NetBIOS ... application, and that’s the function of port numbers. The FTP protocol used by that program is assigned a particular port, whereas the Web browser and e-mail clients use different protocols (HTTP and Post...

CompTIA Network+ Certification Study Guide part 28 ppsx

... holds true today that you should know about these technologies for the exam, so do not overlook studying for them.CHAPTER 6: The OSI Model and Networking Protocols 258in terms of the limitations ... interface was written, that main-frame still could communicate only with its speciﬁed counterpart. If either mainframe’s operating system changed, the interface might be broken and programmers ... called back in to reestablish the communication system between the two mainframes.The U.S. Department of Defense Advanced Research Projects Agency (DARPA) tackled this problem with an experiment...

CompTIA Network+ Certification Study Guide part 37 ppsx

... the following IP address ranges could you use because they are Private address ranges?A. 11. 0.0.0 to 11. 255.255.255.255B. 137.1.0.0 to 137.1.255.255C. 191.4.0.0 to 191.4.255.255D. 192.168.5.0 ... manage a network whether LAN or WAN. TCP/IP is a suite of protocols originally developed by the Department of Defense in a project called the Advanced Research Projects Agency (DARPA). The ﬁrst ... whereas with NAT, each internal host must translate to a unique external IP address. PAT can be particularly useful for locations or users connected via cable modem, digital subscriber line (DSL),...

CompTIA Network+ Certification Study Guide part 44 ppsx

... targeting attacks and attack methodologies. This is perhaps the reason that CompTIA has been focusing many questions in this particular area. Although there are many different varieties and methods ... Service80/tcp Open http139/tcp Open netbios-ssn445/tcp Open printer9100/tcp Open jetdirect 9111 /tcp Open DragonIDSConsole9152/tcp Open ms-sql2000Interesting ports on (192.168.1.19):(The ... likely to be vulnerable, and then the risks of the vulnerability weighed against the need for the particular service connected to that port.Port vulnerabilities are constantly updated by various...

CompTIA Network+ Certification Study Guide part 47 ppsx

... which resources are located in which areas of the organization. If an administrator followed a particular scheme of designing the hierarchy too closely, a hacker could determine its struc-ture ... she could then use this information to access objects contained in different OUs named after departments on the chart. Using naming conventions internal to the company (such as calling a London ... units and objects branching out from the root. Because the directory is a distributed database, parts of the directory structure may exist on different servers. Segmenting the tree based on organization...

CompTIA Network+ Certification Study Guide part 56 ppsx

... any cached entries.FIGURE 11. 16 Utilizing nbtstat to Display Statistics.FIGURE 11. 15 Utilizing nbtstat to Display Registered NetBIOS Names.Windows Tools 539FIGURE 11. 9 Utilizing the netstat ... the NetBIOS cache. Be FIGURE 11. 12 Utilizing the netstat Command to Display Protocol Speciﬁc Connections.CHAPTER 11: Network Troubleshooting Tools 542FIGURE 11. 13 Utilizing the netstat Command ... 11. 14 Utilizing nbtstat Remotely.CHAPTER 11: Network Troubleshooting Tools 540 netstat –b displays the name of the executable that created each connection or listening port. See Figure 11. 10...

CompTIA Network+ Certification Study Guide part 58 ppsx

... ms2 519.Hssi.ALTER.NET (10.130.0.17) 6.918 ms 8.721 ms 16.476 ms3 113 .ATM3.ALTER.NET (172.188.176.38) 6.323 ms 6.123 ms 7. 011 ms4 192.ATM2-0.ALTER.NET (192.188.176.82) 6.955 ms 15.400 ms 6.684 ... a particular connection; and an amber (orange-brown) light means that the device (NIC, router port, hub port, etcetera) is damaged, malfunctioning, or has encountered an error.CHAPTER 11: ... a particular con-nection; and an amber (orange-brown) light means that the device (NIC, router port, hub port, etcetera) is damaged, malfunctioning, or has encountered an error.CHAPTER 11: ...

CompTIA Network+ Certification Study Guide part 66 ppsx

... Information Processing Systems: LAN Part2 : LLC. Provides changes and corrections to the 802.2 standard802.2e Supplement to 802.2, Information Processing Systems: LAN Part2 : Bit Referencing802.2f ... Mbps and 16 Mbps Token Ring LANs on unshielded twisted-pair802.5p LAN: Part 2: LLC; End System Determination802.5q LAN: Part 5: MAC Revision802.5r Revision of IEEE Standard 802.5 for Token Ring ... Baseband Medium Speciﬁcations for Type 10Base2. Supplement for 10 Mbps baseband media802.3b Section 11, Broadband MAU and Broadband Medium Speciﬁcations. Supplement to add broadband capabilities...

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