Welcome to our vibrant hub for all things networking and computing! At CellStream, we believe in empowering you with the knowledge to master your digital world. Whether you’re a beginner looking for foundational advice or a tech-savvy enthusiast seeking advanced techniques, our Computing Tips section is your go-to destination.
If there is something you need help on or something you would like to see added here, just drop us a line at our Discord server and we will be glad to try and help.
Be careful, not all tips work on all networking equipment nor operating systems.
Check out these additional IPv6 Resources: Our IPv6 overview course at Udemy Our IPv6 Custom Profiles for Wireshark Our IPv6 classes at the Online School As more and more people are discovering IPv6, there is a tendency to test and play with the technology. First, you can generically turn off IPv6 on an interface in […]
Disabling IPv6 and IPv6 Tunnel Communications Read More »
In this article we will discuss using 6to4 Tunneling in your Windows machine. In order to do this, we will use a very popular “Tunnel Broker” Service provided by Hurricane Electric. 6to4 tunnels are a way to create a tunnel between two IPv6 end points (your computer and a web server) across the IPv4 network
Setting up a 6to4 Tunnel in Windows 7 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 Network Administrators often need to deploy new Access Control Lists or Firewall rules based on items they see and learn in packet captures. Wireshark makes this task very
Create ACL and Firewall Rules with Wireshark Read More »
Folks are always asking me about the network of submarine cables that provide connectivity across the globe between continents and countries. This phenomenal system can be found on the Internet in a detail map that you can zoom into and out of as well as look for certain cables by clicking on the name.
A Map of the Submarine Cable System Read More »
World IPv6 day, occurred on June 8th, 2011, designed as a global-scale test flight of IPv6 and is sponsored by the Internet Society. On World IPv6 Day, major web companies and other industry players came together to enable IPv6 on their main websites for 24 hours. The goal is to motivate organizations across the industry
World IPv6 Day on June 8, 2011 Read More »
That’s right, if you want a single monitor of everything emergency or disaster related that is happening in the world as it happens, then simply click here! This web site will show you things like: All this in real time. Here is a screen shot: Comments are welcomed below from registered users. You can also
The Ultimate Earth Status Screen Read More »
Is it possible to locate an IP address on a map of the world? Absolutely! Simply go to IPFingerprints.com! When you open a browser windo to this web site, your IP Address will be detected and a pin will be placed on your location. You should get a screen like this: Now, just replace
Locate an IP Address on a World Map Read More »
This procedure is how to set the IP address in an VMWare ESX 4.x server. We compiled this information from multiple sources, and even had to correct the procedure from what we found on the VMware site!! So frustrating when these things are so poorly documented. This worked for us: Step 1: Changing settings
Setting a new or Static IP in ESX VM Server Read More »
PLEASE READ THE COMPLETE INSTRUCTIONS BEFORE YOU START. One of the best features of Windows (XP Professional, Vista and Windows 7, 8, 10) is the Remote Desktop Connection feature. This feature allows you to connect to another computer as if you are using that computer. Some examples would be: In some cases you may have
Access Multiple Computers on a LAN (or VM) via Remote Desktop Connection Read More »
Everyone who works on Routers and Switches administering networks needs a toolbox of applications that help them to do their job better. Getting the answer from the Internet search engines is nearly impossible in a short amount of time. So, I decided to post a list of our favorite tools all in one place. Here
Router and Switch Net Admin Tools – a basic list Read More »
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 to use. Press
Windows 7 Keyboard Shortcuts Read More »
Here are some really important Ethernet Cabling Installation Tips! For solid wire UTP, the minimum bend radius is eight times the outside diameter of the cable. Anything less affects the twist rate, reducing noise rejection. When installing long runs be careful not to stretch the cable, doing so could alter the twist rate, again reducing
Ethernet Cabling Fundamentals Read More »
Sometimes Microsoft Windows will do something crazy and you can no longer get the Start > Shutdown process to work. Most will push and hold the power button until the system halts, then restart. There may be two other things you can do: Use the shutdown.exe command: This utility will send a remote (or local)
Shutting down a computer that appears unresponsive Read More »
Warning – this is way cool. Imagine being able to get a build list and inventory detail of exactly what CPU, Memory, Mother Board and Video graphic Card your system is using. Well, it is easy and free! The tool also includes some benchmark tests under the bench tab! Just download and install freeware CPU-Z
Identify Your Computers Components in Detail Read More »
For most of us, Task Manager is enough information when we are running Windows, especially when an application freezes. But what if you want to know more about how much CPU usage is being used by each of your open tabs in Explorer or Firefox? How about finding what DLLs or handles a program is
Dive Deep into Task Management for Windows Read More »
