and please his father. To accommodate his desires‚ a marriage was established between O-lan‚ a slave of the House of Hwang and himself. As he awoke on the morning of his wedding‚ he seemed distant from his routine involving the care of his father‚ knowing that he would not be following it again. Lung may had viewed his marriage as providing him with someone to care for his elderly father and his house‚ but O-lan considered the situation as an improved state of living compared to her life in the House
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Module II: Telecommunications and Computer Networks Topics: Networked Enterprise :- Components‚ Types of networks‚ Advantages of Network Environment‚ Business Uses of Internet‚ Intranet and Extranet‚ Web 2.0/3.0 ‚ Distributed/Cloud/Grid Computing‚ GPRS‚ 3G & 4G technologies‚ VOIP and IPTV. A computer network‚ or simply a network‚ is a collection of computers and other hardware interconnected by communication channels that allow sharing of resources and information. Properties of Computer networks:
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and the other a phone or tablet The network covers the connection between two devices connected at a close range‚ using a standard such as Bluetooth. LAN (Various other topologies) Example of a LAN with a star topology The network covers a small area‚ up to the size of a building. Home networks are LANs. MAN (Various other topologies) Two LANs connected to a central server in a bus-like configuration The network covers an entire town or city‚ for example several banking networks connected together
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divided into layers? | Troubleshooting‚ Creation of network standards and protocols | Why is the TCP/IP model considered an "open" networking model? | It’s not owned by any specific organization | what do routers in a network do? | Mave data between LANs by linking them to WANs | What is encapsulation? | A way to cross data over a any network link | In a TCP/IP network‚ what is the difference between an IP address and a MAC address? | IP is assigned to a node‚ MAC is permanent | What does and
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Chapter 5: Physical and Logical Topologies Objectives After reading this chapter and completing the exercises you will be able to: • Describe the basic and hybrid LAN physical topologies‚ their uses‚ advantages‚ and disadvantages • Describe a variety of enterprise-wide and WAN physical topologies‚ their uses‚ advantages‚ and disadvantages • Compare the different types of switching used in data transmission • Understand the transmission methods‚ or logical topologies
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is true about a TCP/IP network? a. The network uses only standards defined in TCP/IP RFCs. b. The network uses standards defined in TCP/IP RFCs‚ plus other standards. c. The IT personnel must choose to use TCP or IP. d. The network must use only LANs‚ but no WANs. 2. Which of the following terms is not a common synonym for TCP/IP model? (Choose two answers.) a. TCP/IP architecture b. TCP/IP c. Ethernet d. TCP/IP mapping 3. Think generically about the idea of a networking standard‚ ignoring
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help prevent potential system corruption and in house data from being exposed. LAN Domain • Proper identification and two key turners to be granted access to Data Centers and wiring closets with 24/7 CCTV monitoring. • Periodic LAN vulnerability assessments. Keeping our LAN under lock and key prevent tampering of with the networks hardware. Access to the LAN devices is the easiest way to compromise a network. LAN to WAN Domain • Disable ping‚ probing‚ and port scanning of exterior devices.
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CALCULATE THE WINDOW OF VULNERABILITY A security breach has been identified within a small Microsoft workgroup LAN. The workgroup consists of three primary workgroups which contain group membership lists of users within the Active Directory infrastructure that currently exists on the SMB Server that is located within the confines of the LAN structure. The security breach‚ which is defined as any event that results in a violation of any of the CIA (confidentiality‚ integrity‚ availability) security
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layer 4‚ etc.) did your protocol capture session have? What function in Wireshark provides you with a breakdown of the different protocol types on the LAN segment? 5. Can Wireshark provide you with network traffic packet size counts? How and where? Are you able to distinguish how many of each packet size was transmitted on your LAN segment? Why is this important to know? 9781284037548_LB07_Printer.indd 114 22/05/13 2:43 PM Assessment Worksheet 115 6. Why is it important
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IP host addresses captured in the protocol capture. 5. How many different protocols (layer 3‚ layer 4‚ etc.) did your protocol capture session have? What function in Wireshark provides you with a breakdown of the different protocol types on the LAN segment? 6. Can Wireshark provide you with network traffic packet size counts? How and where? Are you able to distinguish how many of each
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