Technology - It defines an industry that uses computers‚ networking‚ software programming‚ and other equipment and processes to store‚ process‚ retrieve‚ transmit‚ and protect information. LAN - local area network (LAN) consists of two or more computers connected together in a building or home using software and hardware. A LAN is contrasted to a wide area network (WAN) such as the Internet‚ which covers a large geographic area. Network - Is a collection of computers and devices interconnected by communications
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A wireless LAN or WLAN is a wireless local area network‚ which is the linking of two or more computers or devices without using wires. WLAN uses spread-spectrum or OFDM modulation technology based on radio waves to enable communication between devices in a limited area‚ also known as the basic service set. This gives users the mobility to move around within a broad coverage area and still be connected to the network. For the home user‚ wireless has become popular due to ease of installation‚ and
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access from pubic Internet LAN – WAN High User destroys data in application and deletes LAN High all files Hacker penetrates your IT infrastructure and gains access to your internal network System / Applications High Intra-office employee romance gone bad User Domain Low Fire destroys primary data center Lan Domain High Service provider SLA is not achieved System / Applications Low Workstation OS has a known software LAN – WAN Medium vulnerability
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Communications Multiple Choice 1) The distinguishing characteristic of a LAN is ________. A) that it connects multiple locations B) that it connects at a single location C) that it is a network of networks D) that all lines need not reside on the company’s premises Answer: B Page Ref: 124 Difficulty: Easy AACSB: Use of IT Study Question: Study Question 1 2) A ________ connects computers at different geographic locations. A) LAN B) WAN C) VPN D) PSDN Answer: B Page Ref: 124 Difficulty: Easy AACSB:
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updated C. LAN: Unauthorized user‚ weak password D. LAN –WAN: Hackers‚ weak traffic filtering E. WAN- FTP anon uploads‚ DoS/DDoS F. System Application: Fire‚ DoS/DDoS‚ SQL injection corrupting data G. Remote: user virus‚ remote from office unsecure‚ VPN tunnel hack 2) Identify vulnerabilities in the seven domains of IT within the organization. A. User: Infected media‚ social engineering B. Workstation: OS vulnerability‚ browser vulnerability C. LAN: Worms‚ LAN OS vulnerability D. LAN-WAN: malicious
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section only evaluates your entry of config commands that relate to actual device configuration. Executed Commands R1 ip host R2-serial 172.17.0.2 ip host R2-LAN 172.18.0.1 Configuration Steps (Press enter) Password: ciscopress R1>enable Password: ciscopress R1#configure terminal R1(config)#ip host R2-serial 172.17.0.2 R1(config)#ip host R2-LAN 172.18.0.1 R1(config)#exit R1# Lab Performance Overview Complete Reason You issued all of the commands required by the lab and you answered all of
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practice‚ and slavery. The birth of a female baby is seen to be a misfortune to a family as it is an evil omen. The birth of a girl is believed to bring bad luck in a family‚ and thus is fated to face discrimination in the ancient Chinese society. When O-lan gives birth to the first girl‚ she hollowly says‚ "It is only a slave this time-not worth mentioning"(Buck 51). Daughters are valued less than sons. When the first girl is born‚ Wang Lung suspects the girl is the source of all evil in his home‚ "Wang
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All the hardware or devices need to be connected each other to the Local Area Networking (LAN)‚ to enable them share one internet line to get connected to the Internet. This is a basic idea on how to connect all your hardware to the LAN. Connecting the Computers All PCs have to connect to the switch/hub‚ which are merge as a LAN. A local area network (LAN) is a group of computers and associated devices that share a common communications line and typically share the resources of a single processor
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that are affected by the ”Internal Use Only” data classification standard of Richman Investments‚ where the communication of data does not leave the companies intranet2 and how each of the following IT Infrastructure domains: User‚ Workstation and LAN are affected by the standard. User domain is considered the weakest link in an IT infrastructure as employees can be motivated to violate company policies. Areas of concern that can affect keeping data private‚ is: Lack of user awareness‚ because
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Cable Legend BLUE Corporate LAN RED Management network Orange vMotion GREEN iSCSI PURPLE Switch stacking Existing Dell PowerConnect 7048 Corporate LAN Switches Rear PW Sta R1 tus PW Sta R1 tus R620 Rear Front R620 Rear R620 Rear 8132 Front 8132 Front Rear Rear Existing Dell PowerConnect 6224 Management Switch References Dell. n.d. [Information Technology Equipment Visio Stencils]. Retrieved from http://www.visiocafe.com/dell.htm PS6110XS Rear
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