How to hide the DNS Server’s software name and its version? [DNS Security]
It’s a good practice to hide DNS server’s software name and its version information from resolvers. These information can assist...
Linux
How to identify remote DNS server’s software name and its version?
As we started writing more about DNS, our readers started asking more queries. One of our regular reader Mr. Fedrick...Should you enable Recursion on your DNS? It’s vulnerable!
Whenever you visit a webpage in the internet, you are using DNS to get its address. Most of you might...How to enable BIND DNS server logging to monitor queries and for troubleshooting?
In our previous article, we told you to how to setup DNS server using BIND on your linux machines. Enabling...How to Install and Configure Bind to Setup your DNS Server?
If you are a regular reader of Techglimpse, then you might have read our previous articles about DNS, its types,...How to run a Linux bash commands in a PERL script ?
A system administrator needs to be writing a lot of scripts for monitoring and maintaining systems. During the scripting, sometimes...3 Useful Linux Commands for System Administrators
Many of you would have used Unix/Linux machines in your day-to-day activities. Here i will be showing you some surprises...10 Find Commands to improve your file search in Linux [Basics]
In continuation to our tutorials on Linux basics, today I’ll show you 10 Find commands that will improve file search...How to add a progress bar to copy and move commands in Linux?
If you are copying or moving bigger file or folder in Linux, then you might want to know the progress...How to uncompress .xz file format in Linux using tar and xz utilities?
While installing some packages on Linux, I had to download a dependent module called core-utilities. Surprisingly the core utilities package...8 Interesting Linux commands that will bring Smile on your face for sure!
Working hard whole day and want to relax few minutes? Well, you can relax in a Tech way…I mean, the...[Linux Tips]: Time saving keyboard shortcuts you should know for working in bash shell
Knowing these time-saving shortcuts can be a great boon for those using the shell often. Most of these commands are...How to Benchmark or check the speed of your DNS Server on Linux?
If you are a regular follower of Techglimpse, then by this time you must be aware of What is DNS,...[Linux] : How to configure yum to use CentOS repository in RHEL machine
One of our Techglimpse reader “Clooney”, asked us whether it is possible to install packages from CentOS repository on a...How to find out What DNS server is configured on your machine? Linux/Windows/OSX
Couple of days ago, we learnt about What is DNS and how it works. Later we also saw how to...Three Commands to find out Authoritative Nameservers of a Domain – Linux/Mac/Windows
In our previous article, we told you what is DNS, its types and how it works. Today we’ll see, how...How to add your own custom file extension to PhotoRec for data recovery?
Have you deleted a file accidentally? Checkout this article, where you can find few data recovery tools for both Windows...How to fix Cron Authentication Failure error in Linux?
Recently I was bogged with an error “Authentication Failure” for all of my cron jobs in Linux. After googling, I...How to recover deleted files on Linux using Scalpel data recovery tool?
There are times by mistake we delete critical data. Sometimes it happens accidentally, but when it happens, I know how...VLSub is an extension to VLC Player to download & load subtitles automatically
Well, there is no need to give an introduction to VLC Player, as it is one of the best player...