CABLING 1. Describe the three most common types of cabling media used in LANs. Coaxial Cable. Coaxial cable comes in two versions: Thinnet and Thicknet. Thinnet looks like regular TV cable.* It is about 1/4 inch in diameter and is very flexible and easy to work with. In contrast‚ Thicknet is about 1/2 inch in diameter and not very flexible. Thicknet is older and not very common anymore except as a backbone within and between buildings. Coax transmits at 10 Mbps.. Twisted Pair. Twisted pair looks
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Implementation of Security for Wireless Network R.Sridevi (Asst.Prof) Department of Computer Science PSG College of Arts & Science Coimbatore‚ TN. srinashok@gmail.com Abstract -This paper addresses the internal and the external security challenges in organizations that implements wireless networks. Distributed security is designed to provide a more secure data communication among faculty members‚ staff and students. A description of the technique used to protect and keep PC ’s up and
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positive lead pulls current toward that lead. C. The circuit creates a direct current 2. A PC NIC and a switch port create one electrical circuit to use when sending data. The sender creates a (maximum) 1-volt electrical signal with a frequency of 1000 hertz. Which of the following facts are also true? (Choose two answers) B. The phase changes over time C. The amplitude changes over time. 3. A PC NIC and a switch port create one electrical circuit to use when sending data from the PC to the switch
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Since the birth of the United States gun control has been a constant in American’s lives. The “right to bear arms” which is the second amendment of the Bill of Rights has permitted citizens to be in possession of guns. Although this amendment sanctions the ownership of gun’s‚ there seems to be a continuous debate on the restriction and laws pertaining to the distribution and sale of guns. In the wake of countless catastrophic mass shootings‚ gun control has taken center stage in the media‚ polarizing
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2011 11. Your network consists of four servers. Each server has three NICs. Server A is connected to servers B‚ C‚ and D. Server B is attached to C and D. Server C is attached to server D. No hub is used. All cabling is CAT 3 UTP crossover cables. What is your physical topology? a. Star b. Bus c. Ring d. Mesh Answer: This would be an example of a modified “mesh” topology. No hub is used‚ just crossover cables and multiple Nic cards in each server. A
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record the random values (router names‚ addressing‚ etc.) that you will receive when launching the Packet Tracer activity. Addressing Table Device Interface IP Address Subnet Mask VLAN 1 255.255.255.0 VLAN 1 255.255.255.0 NIC 255.255.255.0 NIC 255.255.255.0 Objectives Configure hostnames and IP addresses on two Cisco Internetwork Operating System (IOS) switches using the command-line interface (CLI). Use Cisco IOS commands to specify or limit access to the device configurations
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swapped‚ and up to 127 devices can be used. Early Mice used serial connectors and keyboards used a 5 pin bulky DIN connector. Modern Mice and Keyboards use PS/2‚ USB‚ or wireless type connectors. A NIC or Network Interface Card is what connects your computer to a local or distance network or the internet. The NIC converts parallel signal from the motherboard system bus into serial signal for the internet cable. A dial up Modem is used to connect to the internet. At speeds of 56kbps‚ it is the slowest
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the transmission speed. The postfix –T implies twisted pair. Lab 5.2 Exercise 5.2.1 A MAC address must be unique for every NIC produced because switches forward frames based on their destination MAC address and if more than one NIC in the same LAN were to have the same MAC address (including the last 24 bits in the MAC address) then the switches would be confused as to which NIC would get the frame. Exercise 5.2.2 Connection-specific DNS Suffix: att.net Description: Dell Wireless 1705 802.11b/g/n (2
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Trader Joe’s Management Responsibilities and Their Skill Sets Kristi RenyerUniversity of Central Missouri Abstract Trader Joe’s is a grocery store chain opened in California in 1967 CITATION Gle11 \l 1033 (Llopis‚ 2011). The company takes pride in keeping their experience unique with the way employees dress‚ their plan for success and keeping things original CITATION Gle11 \l 1033 (Llopis‚ 2011). They change the way they place product shelves and tables constantly CITATION Gle11 \l 1033 (Llopis
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The Hitchhikers Guide to the Internet 1 The Hitchhikers Guide to the Internet Ed Krol krol@uxc.cso.uiuc.edu Get any book for free on: www.Abika.com Get any book for free on: www.Abika.com The Hitchhikers Guide to the Internet 2 This document was produced through funding of the National Science Foundation. Copyright (C) 1987‚ by the Board of Trustees of The University of Illinois. Permission to duplicate this document‚ in whole or part‚ is granted provided reference is made
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