This content is from our CompTIA Network + Video Certification Training Course. Start training today! Sometimes, Name Resolution fails. We have to be able to troubleshoot why Name Resolution failed. We’re going to see there’s multiple different utilities that we can use. We can troubleshoot using Command‑Line utilities, PowerShell utilities, and then Linux utilities. The … Continue reading Using Command Line Utilities for Troubleshooting Name Resolution
Tag Archives: DNS
Installing DNS from scratch on a Windows Server
This content is from our CompTIA Network + Video Certification Training Course. Start training today! In order for you to be able to use DNS, if you’re going to use it on an on‑premise environment, which means internally, or if you’re going to set it up as a cache‑only DNS server, one of the first … Continue reading Installing DNS from scratch on a Windows Server
Dynamic Name Resolution Services (DNS) and (WINS)
This content is from our CompTIA Network + Video Certification Training Course. Start training today! Windows Internet Naming Service (WINS) vs Dynamic Name Resolution Services (DNS) One of the problems that Network Administrator’s had in the past is, when using static files to do name resolution, as time grows, IP addresses change. Now they would … Continue reading Dynamic Name Resolution Services (DNS) and (WINS)
Changes to Windows Server 2016 Domain Name System (DNS)
With the release of Windows Server 2016 there are a few new features available. In this blog I will provide a list of the features and a brief description of each. Check back for links to go into deeper detail and configuration “how to” for each feature. 6 New Features in Server 2016 Domain Name … Continue reading Changes to Windows Server 2016 Domain Name System (DNS)
Why Does My Network Icon Have an Exclamation Mark?
Have you seen the following in your system tray / notification area before and wondered why it is there? There could be multiple reasons why you are seeing the above network icon, but first let me explain what service / process / feature is causing the icon to be displayed with an exclamation mark. In … Continue reading Why Does My Network Icon Have an Exclamation Mark?
CompTIA Series – Internet Ports
This blog provides some tables covering common Internet (IP whether TCP or UDP) ports that may be found on CompTIA entry level exams. A continuation of my series addressing content useful for candidates preparing for CompTIA A+ or Security+ exams. Allow me to recap my goal with this series: For instructor-led CompTIA classes, see … Continue reading CompTIA Series – Internet Ports
How to use System Center Virtual Machine Manager (SCVMM) to deploy Windows Server Hyper-V Bare-Metal installations
Normally when you need to deploy additional Hyper-V servers in your environment it requires the installation of operating system then post configuration followed by the installation of the Hyper-V role. Bare-Metal provisioning is a feature of SCVMM 2012 R2 that allows rapid deployment of Windows Server 2012 Hyper-V servers. I will be writing a series … Continue reading How to use System Center Virtual Machine Manager (SCVMM) to deploy Windows Server Hyper-V Bare-Metal installations
Listing Internet Connections in Windows with Ipconfig
“What is my computer doing on the internet?” “What servers does this new software talk to?” “Where are these cloud files kept?” “Does {insert any software here} use the internet all the time or does it ask me first?” I get these kinds of questions all the time. Many users and administrators want to know … Continue reading Listing Internet Connections in Windows with Ipconfig
Yes, you can get IPv6 in your home!
If you read my recent blog regarding the availability of IPv6 in one’s home, then you will appreciate that I have followed through on my promise to blog about my experience. After all that waiting, the end result was actually pretty cool. Once I enabled my home router (I happen to be using an Actiontec … Continue reading Yes, you can get IPv6 in your home!
Windows Troubleshooting Tip – Advanced DNS Query Debugging With NSLookup
I’ve published a number of articles on following a simple and straightforward troubleshooting methodology. I advocate a simple and focused approach shown in Figure 1. You can see that symptom identification is the first step, followed by root cause analysis and problem resolution. Figure 1. MikeDan’s Quick and Dirty Troubleshooting Methodology. There’s lots of great … Continue reading Windows Troubleshooting Tip – Advanced DNS Query Debugging With NSLookup