Post Views: 6,903 If you work in WLAN or 802.11, you need this cheat sheet! Think of this as a first level cheat sheet for 802.11 WLAN wireless concepts. This version includes the crucial Wireshark Filters. Now capturing on Wireless LAN’s is a challenge. Check out our articles on this: https://www.cellstream.com/component/tags/tag/monitor-mode You can check out our
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Post Views: 1,817 Here is my quick list of commands you can run from the Windows Command Line: (START> RUN> CMD) ADDUSERS Add or list users to/from a CSV file ARP Address Resolution Protocol ASSOC Change file extension associations ASSOCIAT One step file association AT Schedule a command to run at a later time ATTRIB
What commands can you run from the Windows Start> Run> CMD? Read More »
Post Views: 1,381 One of the most popular routers on the planet is the Linksys WRT54G series. We are also happy owners of this platform (version 2 to be exact). Unfortunately, Cisco (as well as many other router vendors and their platforms) decided to stop offering support for this router through software upgrades. This purposes
Upgrade Your Router/Gateway – Even If The Manufacturer Won’t Read More »
Post Views: 5,292 What is Netsh? Netsh is a Microsoft Windows command-line shell/scripting utility originally introduced in Windows 2000 that allows you to, either locally or remotely, display or modify the network configuration of a computer that is currently running. Netsh also provides a scripting feature that allows you to run a group of commands
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Post Views: 2,195 Comprehensive Resume of Andrew Walding Employment Summary 04/98-Present CellStream, Inc. Consultant, Researcher, Industry Analyst, Author, Speaker, President 04/98-03/02 Telecommunications Research Associates Member of Faculty, on contract 05/89-04/98 DSC Communications Corporation 02/97-04/98 Senior Director, ATM/Frame Relay Switch Development 12/95-02/97 Senior Director, CDMA Wireless Local Loop Development (Airspan) 08/94-12/95 Director
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Post Views: 23,386 2-Day Instructor-Led Hands-On Lab CourseAvailable through Web-Based Live Delivery or On-Site DeliveryMinimum 10 Students – Maximum 20 Students What Students are Saying about This Class: Course Description Modern data-center networks carry large volumes of business-critical traffic, and when performance or connectivity problems occur, assumptions are rarely enough. Wireshark provides network engineers, technicians,
CSI-HO-020-B – Explore Packet Analysis with Wireshark – Data Center Edition – 2 Day Read More »
Post Views: 2,286 Remember Word Perfect with its function key template that listed all the keyboard shortcuts? Okay, maybe not! Below are all the handy Windows 7 keyboard shortcuts. You can find a complete list here. Ease of Access keyboard shortcuts The following table contains keyboard shortcuts that can help make your computer easier
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Post Views: 21,877 Everything runs over Packets and Frames today. Voice calls, video conferencing, cloud applications, web services, streaming media, online gaming, industrial systems, smart devices, and the ever-expanding Internet of Things all depend on the reliable operation of IPv4 and IPv6 networks. While this convergence has enabled remarkable innovation and created countless new opportunities,
Wireshark Protocol Analysis Services Read More »
Post Views: 1,756 The following lab exercise is how to create an IPsec VPN on Cisco IOS. We originally created this lab as part of one of our courses, and we hope you find it useful. Lab Preparation This lab is designed to help you learn the basics of IPSec VPN’s and how Service Providers
An IPsec VPN Lab Exercise Read More »
Post Views: 12,337 Let’s answer the questions, but before I do, you can watch my ARP lesson on YouTube here: https://youtu.be/aD_caJxD7nY and look at the lessons in the playlist: https://www.youtube.com/playlist?list=PL-nDeWT9WTjFT1syEIGsLTObjkx4XDOUt Check out some further ARP Resources: Our free ARP course at Udemy Our ARP custom profile for Wireshark Our chapter on ARP at the Online School
What is the ‘arp’ protocol and the ‘arp’ command, and how can I use it? Read More »
Post Views: 1,445 Here are some fundamental PC Troubleshooting Tips. We cant cover everything here, but if something below helps, great! PC Won’t Boot Into Windows Try “Safe Mode” FirstWhen your PC just won’t boot into Windows at all, you’ll probably want to start off with Safe Mode—use the F8 key right when the system
Some Basic Troubleshooting Tips for the PC/Networking Read More »
Post Views: 1,536 I have always said, everywhere – at least at some level. It typically involves governments or authorities blocking or restricting access to certain content, websites, or services. Here’s a summary of where and how it’s done: Countries with Extensive or Systematic Internet Censorship: Highly Censored (Systematic Filtering & Control) Substantial Filtering or
Where is the Internet Filtered or Censored? Read More »
