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If you haven’t heard by now, there is a new and innovative way to allocate wireless spectrum. It is called CBRS – or Citizens Broadband Radio Service. In our opinion every service provider, rural or otherwise, should be actively engaging this new methodology and ramping yup their awareness and participation in CBRS. In fact, especially […]
CBRS – the new way to allocate Wireless Spectrum Read More »
If you have attended any of my presentations of WLAN/Wi-Fi Security or even my Security Courses,you know that the design of WLAN/Wi-Fi networks leaves a lot to be desired when it comes to security. This is also evidenced by the law suit against Amazon with hackers allegedly controlling Ring cameras. I have always said that
Best Practices for Securing your WLAN/Wi-Fi Network at Home or Small Business Read More »
Recently released at the Microsoft Store is a new free Wi-Fi Analyzer called WinFi Lite by Helge Magnus Keck (@HelgeKeck on Twitter) – look here: https://www.cellstream.com/reference-reading/cellstream-blog/430-winfilite. [Update – no longer available at the Windows Store – here is the download link: https://www.helge-keck.com/ – click on the download button top right] After test driving this new tool, I can
Fantastic New Free Wi-Fi Analyzer for Windows – WinFi Lite Read More »
It used to be pretty simple to adopt and learn the necessary knowledge and skills for a career in the field of Networking (we call it Network Science). It usually involved a non-university certification program (Cisco or Juniper or someone else), a bunch of money, and a bunch of time dedicated to the craft. In some
The Evolving Networking Skill Set Read More »
In a recent video call with a service provider technical lead, it seemed that every question I answered, whether it was about Wi-Fi or network testing/analysis or troubleshooting, I kept referring to, and sharing what I could do on my Linux laptop. It was not surprising that toward the end of the conversation, I was
Time for Tier 3 Service Provider Technical Teams to Adopt Linux Read More »
The term “Support” can be used as a noun or a verb. To the right is the definition we found on Google. The one I am referring to is a verb and #2…particularly give assistance to, and enable to function or act. In today’s internet so much support is provided by phone, by email, or
How Support Should Not Happen Read More »
Check out these great references as well: Our custom profiles repository for Wireshark Our Udemy course on Wireshark Our Udemy course on Wireless Packet capture Let me begin with a little background. At CellStream, and the Online School of Network Sciences, we have taught hundreds of Wireshark classes for general networking, voice networking,
Complaint: Why Don’t You Allow Employees to use Wireshark? Read More »
In a recent set of email exchanges with a client, we were tackling the challenges of hiring engineers and technical staff. I can summarize the most interesting issues as follows: How do you deal with the “I want to be involved in a cutting edge, startup environment?” What constitutes valid experience? How do you ensure
Technology Hiring – Always a Tough Challenge Read More »
Most Service Providers have been very busy over the past several years laying fiber to the home/premise/curb. This activity has resulted in large jumps in the Internet speeds that many served customers are enjoying. Of course, the less rural you are the better, but still, even the rural providers are stretching their budgets and sewing
Are Service Providers Watching Over Their Shoulders? Read More »
If you have been living in a cave or an island or a mountainside somewhere and have not heard, the new weapon of choice is cyber-security based. Attacking a company by wiping out it’s databases and computer files and/or spreading a virus and/or creating malware seems to be the most lethal and fearless method these
Searching for the Root of the Network Security Issues Read More »
Many folks have heard about “Flipping the Classroom”. The Internet and the online learning tools are opening new doors to traditional training and teaching models. We have leveraged these same tools and have redefined the traditional certification training model – we call it “Flipping the Certification Model”. Let’s start with what the traditional model
Flipping the Certification Model Read More »
What I have always loved about technology is that what we take as given is not necessarily going to be a given in 3 or 6 or 12 months time. A great example of this is the constant evolution of Data Center technology. The most incredible growth and change has happened in the past five
Evolution of Data Center Technology Read More »
By now you have all heard of the Internet of Things (IoT) or the Internet of Everything (IoE). This term is not really new and there is an interesting history to the concept. Different folks give varying definitions but they all share a common concept and that is that this wonderful connectivity highway we call
A History of the Internet of Things (IoT) Read More »
At CellStream, we made a nationwide tour over several years with our POTS to Pipes program. This program clearly defined what network operators (Telcos, especially the rural Telcos) needed to do to prepare themselves for the changes rapidly redefining their role in communications. POTS to Pipes 1 focused on the technical knowledge needed as well
Living out POTS to Pipes Read More »
In 2012 and 2013, all the buzz in networking was about the emergence of Software Defined Networking (SDN). Frankly, that buzz continues in 2014 and vendors continue to refine and define their role in this market segment. Like a game of chess, the players are all stating their objectives, their product plans, and their new
What will be the Software Defined Networking (SDN) Skills Needed? Read More »
