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Ethernet Switches and Crossover Cables
Ethernet Switch A switch is something that is used to turn various electronic devices on or off. However, in computer networking, a switch is used to connect multiple computers with each other. Since it is an external device it becomes part of the hardware...
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Are You Really Clear about What Your Customers’ Need?
Are you really clear about what your customers ’need? A Cisco staff shared his experience in communicating with his customer. In fact, in a way, the same customer’s need is so different in different Cisco staff’s eyes. But the key is to point out the...
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Cisco Switch Port Security ---How to Configure Switch Security?
Conventional network security often focuses more on routers and blocking traffic from the outside. Switches are internal to the organization and designed to allow ease of connectivity, therefore only limited or no security measures are applied. The following...
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What Makes LAN Different from WAN?
LANs, Local Area Networks, and WANs, Wide Area Networks, were designed to allow computers to communicate with each other to share files and information. As network requirements have continued to grow, with video becoming an extremely popular medium to...
Cisco Memory & Flash, Mainly Used for Cisco Router and Switch
I usually share some information and ideas about Cisco network equipments in yahoo answers, friends from different vocations can talk about Cisco products. And recently, I pay more attention to Cisco memory and flash, so I would like to share some info...
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Greenpeace: Who is the Coolest IT Companies?
The latest Cool IT Leaderboard ranks 21 IT companies on their clean energy leadership potential. Internet search giant Google grabbed the top spot in the latest edition of Cool IT Leaderboard released by Greenpeace. The fifth edition of Cool IT Leaderboard...
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How to Make Crossover Network Cables?
How to properly construct a Crossover network cable? This cable can be used to directly connect two computers to each other without the use of a hub or switch. The ends on a crossover cable are different from each other, whereas a normal 'straight through'...
Cisco: Mobile Data Traffic to Grow Eighteenfold Over 5 Years
Smartphones, tablets, mobile video and increasingly quick networks are growing mobile Internet traffic to incredible levels, according to a recent Cisco report. It's time to learn what a quadrillion is. Mobile Internet data traffic is increasing at a...
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What are Ethernet and Ethernet Switches?
Ethernet is the most common LAN (Local Area Network) technology in use today. Xerox developed Ethernet in the 1970s, and became popular after Digital Equipment Corporation and Intel joined Xerox in developing the Ethernet standard in 1980. Ethernet was...
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Quick FAQ: CISCO CCNA Exam
"The CCNA certification (Cisco Certified Network Associate) indicates a foundation in and apprentice knowledge of networking. CCNA certified professionals can install, configure, and operate LAN, WAN, and dial access services for small networks (100 nodes...
