How To Configure Wireless / WiFi Networking in Ubuntu via the Command Line (CLI) 25 06 2010 I did this on a minimal install of Ubuntu Lucid, so it is as up-to-date as possible. The PC I was using has no Windows Manager of Graphical Display Manager, just the good old terminal so all this is done via the CLI only. I did this using a USB WiFI dongle, but it should…
Delta Air Lines said Tuesday that an internal problem, not the loss of power from a local utility, was to blame for the disruption that caused hundreds of flight cancellations and delayed tens of thousands of travelers Monday. Delta initially pointed to a loss of electricity from Georgia Power, which serves its Atlanta hub, when its worldwide computer network…
A wireless mesh network (WMN) is a mesh network created through the connection of wireless access points installed at each network user s locale. Each network user is also a provider, forwarding data to the next node. The networking infrastructure is decentralized and simplified because each node need only transmit as far as the next node. Wireless mesh networking…
When you subscribe to Spectrum’s Home WiFi, we install a Spectrum-leased WiFi-enabled Internet modem, a single box that functions as both an Internet modem and a wireless router. Depending on your location and subscribed speed plan, you can enjoy WiFi-enabled Internet modems that use the latest WiFi standard 802.11ac, enabling you to get better, faster speed…
Cricket s no-contract Basic plan is a steal at $35 monthly. Screenshot by Rick Broida/CNET Good news for just about anyone who owns a smartphone:, meaning as long as you re not tied to a contract, you can easily switch to another carrier - potentially saving big (or at least medium) bucks when you do. My story is a little different: my iPhone 6 was already unlocked…
Limited access definitely means No internet access . Remember this rule:Every problem regarding network connectivity can be diagnosed by process of ELIMINATION . Now, check these things: 1) Try to connect some other WiFi, for example, a friend s home, or college s WiFi. Same way, try connection your home WiFi in some other device/laptop. If it works on other…
Computer networking has become one of the most successful ways of sharing information, where all computers are wirelessly linked together by a common network. Now, businesses and organizations heavily rely on it to get messages and information across to essential channels. Not only has that it benefited establishments, but also individuals, as they also need…
There is a lot of documentation on wireless design for indoor Campus Wi-Fi networks for schools. Matter of fact, you’ll find a lot of great content right here on the SecurEdge blog that provides detailed guidance on what features you’ll need to successfully support the modern K-12 environment. But today I want to talk about something that has come up a lot in…
PC & Network inventory Get a full network inventory of your entire IT infrastructure. Lansweeper s CMDB options enable you to automatically scan as well as manually add assets to the inventory. Detect all hardware devices connected to computers and keep track of any changes or removals. Create relations between assets or users, group your assets, place…
Using Computer Management 1. Open Computer Management (Local) 2. In the console tree, right-click Shared Folders, point to All Tasks, and then click Send Console Message. 3. Type the message that you want to send in the Message box. 4. Click Add, type the computer names of the recipients in the Recipients box, and then click OK. 5. Click Send. Note To open Computer…
Travel Gear Need to stay connected on the road? Boost your computer’s wifi signal by 200+ yards using a cheap and powerful external wifi antenna. As a full-time digital nomad who works from his computer around the world, strong wireless internet connections are critical to my lifestyle. While I’ve been pleasantly surprised at the availability of wifi in many…
Fault localization, a central aspect of network fault management, is a process of deducing the exact source of a failure from a set of observed failure indications. It has been a focus of research activity since the advent of modern communication systems, which produced numerous fault localization techniques. However, as communication systems evolved becoming…
Sends messages to other users, computers, or messaging names on the network. Syntax net send {name | * | /domain[:name] | /users} message Parameters name : Specifies the user name, computer name, or messaging name to which you want to send the message. If the information that you supply contains spaces, use quotation marks around the text (for example, Computer…
Whether you want to connect Windows PCs and laptops the traditional way to share files or use Windows 7 and Windows 8 s homegroups to share photos, videos, music and documents, we have the answers here. Both file sharing methods are covered. Here s how to share files over a network. If you have two or more computers on a Wi-Fi or wired network at home or in the…
What Is a Wireless Network?: Five Questions to Start With What is a wireless network? How is it different from a wired network? And what are the business benefits of a wireless network? The following overview answers basic questions such as What is a wireless network?, so you can decide if one is right for your business. What Is a Wireless Network? What is a…
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This documentation is archived and is not being maintained. Applies To: Windows Server 2008, Windows Vista Following are the requirements for deploying a wireless access infrastructure by using the scenarios documented in this guide: Before you deploy this scenario, you must first purchase and physically install 802.1X-capable wireless access points (APs) to…
Home : Technical Terms : Network Topology Definition A network topology describes the arrangement of systems on a computer network. It defines how the computers, or nodes, within the network are arranged and connected to each other. Some common network topologies include star, ring, line, bus, and tree configurations. These topologies are defined below: Star…
Wireless WAN is a wide area network in which separate areas of coverage or cells are connected wirelessly to provide service to a large geographic area. You also agree that your personal information may be transferred and processed in the United States, and that you have read and agree to the Terms of Use and the Privacy Policy. WWAN services are typically delivered…
Wireless internet, commonly known as Wi-Fi, requires a wireless router, which transmits signals through the air to devices equipped with wireless network cards or adapters. Using Wi-Fi, computer users can connect to the Internet from practically any room and can even connect to the Internet on the go using Wi-Fi hotspots. There are dual and single band routers…
Fiber Optic - A cable technology that uses glass (or plastic) threads (fibers) to transmit data. It is a very fast technology Gateway - A device on a network that serves as an entrance to another network and routes traffic Hardware (MAC) address - A unique address associated with a particular network device Hub - A common connection point for computers and devices…
Using a network connection, including connecting to the Internet, computers connect to each other to transmit data between them and communicate with each other using the TCP/IP (Transmission Control Protocol / Internet Protocol). Think of TCP/IP as a book of rules, a step-by-step guide that each computer uses to know how to talk to another computer. This book…
Our Computer Networks questions and answers focuses on all areas of Computer Networks covering 100+ topics in Computer Networks. Highlights – 1+ Multiple Choice Questions & Answers in Computer Networks with explanations – Every MCQ set focuses on a specific topic in Computer Networks Who should Practice these Computer Networks Questions? – Anyone wishing…
Be the gatekeeper to the internet . Increasing bandwidth is just part of your job. You have a whole network that relies on you. Access to the world begins at your fingertips. Can you imagine a world without Internet on your computer at work, your tablet at home, or your mobile phone at the mall? These devices don’t magically “connect” on their own. Network technicians…
Backbone part of the network is a core of the network with its high throughput capability and significant bandwidth. It is made for the ability of network to communicate with external networks (like Internet). It is a root of the network tree, that has rest of the network growing from it. Serial Backbone Serial backbone is formed of two or more devices that are…
A token ring network is a local area network (LAN) in which all computers are connected in a ring or star topology and pass one or more logical tokens from host to host. Only a host that holds a token can send data, and tokens are released when receipt of the data is confirmed. Token ring networks prevent data packets from colliding on a network segment because…
Actually - you can extend a non-Apple wifi network if you use 2 airport units, or an airport and a Mac. - Using 2 Airports - 1. Configure Airport 1 to join the wifi network 2. Configure Airport 2 to Create a Wireless Network 3. Connect Airport 1 client port to Airport 2 WAN port with ethernet cable Caveat: I think Airport 1 has to be an Airport Express. Configurations…
