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How to Enable Wake-on-LAN/WoL/WOL on Linux/Debian/Ubuntu/Proxmox VE (PVE) etc.
CentOS

How to Enable Wake-on-LAN/WoL/WOL on Linux/Debian/Ubuntu/Proxmox VE (PVE) etc.

Related Questions The Issue We have enabled WOL in BIOS/UEFI, however it still doesn’t work when we have Linux/Debian/Ubuntu/Kali Linux/Proxmox VE (PVE) etc. The Answer Enabling in BIOS/UEFI is not enough, we have to enable it in the Operating System (OS) too. For Proxmox VE (PVE)/Linux/Debian/Ubuntu/Kali Linux/Proxmox VE (PVE) etc. we can do this. 1 […]
The post How to Enable Wake-on-LAN/WoL/WOL on Linux/Debian/Ubuntu/Proxmox VE (PVE) etc. appeared first on Blog-D without Nonsense.

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How to: Check/Detect if Linux Server/System is compromised/hacked (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
How to Fix on Proxmox VE (PVE)/ESXi/VMware Workstation Cloned virtual machine (VM) are getting same IP addresses from DHCP server (For VMs like Linux/Debian/Ubuntu/Kali Linux/Fedora/RedHat/Rocky Linux etc.)
What are dm-0, dm-1, dm-2… | How to Find out which physical device is holding the LVM | Where/Which physical device is the LVM volume resides on? | Linux/Debian/Ubuntu/Kali Linux/RedHat/Rocky Linux etc.
How to: Remove/Delete Warning: Permanently added ‘[xxxxxxxxxx]:xx’ (ECDSA) to the list of known hosts.
How to: Find/Show/List hidden directories/folders from Linux/Unix/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Create a NFS Share on Windows Server 2019 and How to: Mount/Unmount NFS share on Linux/Debian/Ubuntu/CentOS/RHEL/Fedora etc.
How to Change SSH port for Linux/Debian/Ubuntu/Kali Linux/Fedora/Rocky Linux/Proxmox VE (PVE) etc.
How to Create swap file/partition | Have two or more swap partition/file in a system | Adjust swap partition/file priority | Check/Change swappiness | Make swap partition/file permanent
How to Find Real file size (e.g. Sparse file) in Linux/Debian/Ubuntu/Kali Linux/Fedora/RedHat/Rocky Linux/ Proxmox VE (PVE) etc.
What are /dev/sda2, /dev/hda etc.

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How to Clean our system/Release system resources/storage e.g. Cache/History/temporary file/cookies in Linux/Debian/Ubuntu/Kali Linux etc.
Debian

How to Clean our system/Release system resources/storage e.g. Cache/History/temporary file/cookies in Linux/Debian/Ubuntu/Kali Linux etc.

The Issue We want to clean our system The Answer While there are many ways to do it, here is one simple way to do this – use bleachbit Install sudo apt install bleachbit Use sudo bleachbit OR bleachbit Now we can see APT, Bash, Deep scan, journald, System and their sub categories to clean […]
The post How to Clean our system/Release system resources/storage e.g. Cache/History/temporary file/cookies in Linux/Debian/Ubuntu/Kali Linux etc. appeared first on Blog-D without Nonsense.

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How to: Split large files/Merge files in Linux (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
Powerful Linux Interactive shell
How to: Find out/View hardware information via Command/Terminal from Linux/Debian/Ubuntu/CentOS etc.
How to: Test/Check Internet speed/Broadband speed/connection speed/LAN speed in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS/Fedora from browser and terminal
How to: Monitor Power Usage/Consumption from Terminal/Command line in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS/Fedora etc.
How to: Use rsync in Linux/Debian/Ubuntu/Kali Linux/CentOS/RHEL/Fedora etc. (and trailing slash in rsync)
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: compare Files/Code/Folders/Images/Pictures – List of three Open source Comparing Software/Tools
How to: Find which process is causing high CPU usage Linux/Ubutu/Debian/Kali Linux/CentOS/RHEL
How to: Install VMware Tools in Linux

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When to use Security Onion Linux Distro (Why not Kali Linux?)
security

When to use Security Onion Linux Distro (Why not Kali Linux?)

Security Onion VS Kali Linux They provide Security Onion Certified Professional (SOCP). The SOCP exam validates that you have the knowledge and skills to properly investigate alerts, hunt for adversaries, and manage your Security Onion 2 grid. This exam tests your knowledge in the following five domains, Design and Architecture, Grid Management, Grid Monitoring and […]
The post When to use Security Onion Linux Distro (Why not Kali Linux?) appeared first on Blog-D without Nonsense.

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How to: Check/Detect if Linux Server/System is compromised/hacked (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
How to audit Linux/Debian/Ubuntu/CentOS etc. with Lynis
How to Thoroughly check/exam crontab entries and other entries (& Why we should do so) during forensics/intrusion investigation/detection etc.
Understand how remote connection via nc (netcat) works
How to Check/Gather system information from Operating System in Terminal/Console/SSH in Linux/Debian/Ubuntu/Kali Linux/RedHat/Fedora/Rocky Linux etc.
How to transfer pcap from pfSense/Linux etc. to NetworkMiner via Pcap-over-IP
How to check/What to do if the Linux system/Linux server been hacked (How to manually detect/check intrusion on Linux systems) [Linux/Debian/Kali Linux/RedHat/Fedora/Rocky Linux etc.]
How to harden/protect SSH server using built-in options
How to: List all systemd timers
How to enumerate ports/hosts by using curl only

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How to do UDP ping in Linux/Debian/Ubuntu/Kali Linux etc.
Linux Server

How to do UDP ping in Linux/Debian/Ubuntu/Kali Linux etc.

Related Question How to test if UDP port is open The Issue Sometimes we want to UDP ping to test network/UDP etc. The Answer 1 UDP ping using nping 1.1 Install nmap sudo apt install nmap 1.2 UDP ping nping –udp -p [PORT] [IP_OR_Hostname] e.g. nping –udp -p 53 10.0.0.1 2 UDP ping using hping3 […]
The post How to do UDP ping in Linux/Debian/Ubuntu/Kali Linux etc. appeared first on Blog-D without Nonsense.

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Different ways to search in Linux/Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.
How to: Run/Execute command as the given/specific user in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc. in Terminal/Command Line
How to: Append trailing slash/forward slash at the end of folders/directories with “ls” results
How to: Split large files/Merge files in Linux (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
Quick Linux File Manipulation Commands Reference (and How to: Create Symbolic link/Soft link/Hard link)
How to: Use shortcut keys/Key combinations in Linux Terminal
How to: Check/Change/Set/Modify Linux (Debian/Ubuntu/Kali Linux/CentOS) date/time/timezone etc. (and Calculate past/future date/time) in Terminal
Powerful Linux Interactive shell
Basic/Common Special symbols/Special characters in Linux
Simple usage of xargs, tr, head, tail commands

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How to Fix “WARNING: setlocale(‘en_US.UTF-8’) failed, using locale: ‘C’. International characters may not work.” on Debian/Ubuntu/Kali Linux etc.
Linux Server

How to Fix “WARNING: setlocale(‘en_US.UTF-8’) failed, using locale: ‘C’. International characters may not work.” on Debian/Ubuntu/Kali Linux etc.

The Issue We get the error “WARNING: setlocale(‘en_US.UTF-8’) failed, using locale: ‘C’. International characters may not work.” The Fix 1 Use the command to set correct locale for the system dpkg-reconfigure locales OR sudo dpkg-reconfigure locales 2 Select desired language end with .UTF-8 or en_US.UTF-8 if unsure 3 Log out and back in again 4 […]
The post How to Fix “WARNING: setlocale(‘en_US.UTF-8’) failed, using locale: ‘C’. International characters may not work.” on Debian/Ubuntu/Kali Linux etc. appeared first on Blog-D without Nonsense.

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Quick Linux File Manipulation Commands Reference (and How to: Create Symbolic link/Soft link/Hard link)
How to: Remove/Delete Warning: Permanently added ‘[xxxxxxxxxx]:xx’ (ECDSA) to the list of known hosts.
How to: Find/Show/List hidden directories/folders from Linux/Unix/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Create a NFS Share on Windows Server 2019 and How to: Mount/Unmount NFS share on Linux/Debian/Ubuntu/CentOS/RHEL/Fedora etc.
How to: Download and Execute bash file/shell script with one command on Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Check if the system is using/running systemd
How to: Execute/run script on system start up/boot (Create the start up job from terminal)
How to: Check/Detect if Linux Server/System is compromised/hacked (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
How to Clear/Drop/Disable/Enable Swap, Buffer and in-RAM cache on Linux/Debian/Ubuntu/Kali Linux/CentOS/Fedora etc.

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How to Fix nano editor not displaying UTF8 characters correctly on Debian/Ubuntu/Kali Linux etc.
nano

How to Fix nano editor not displaying UTF8 characters correctly on Debian/Ubuntu/Kali Linux etc.

The Issue The Fix 1 Use the command to set the system locale variable correctly dpkg-reconfigure locales OR sudo dpkg-reconfigure locales 2 Select the correct one end with .UTF-8 or en_US.UTF-8 if unsure 3 Log out and back in again 4 Now nano should display none ASCII characters fine
The post How to Fix nano editor not displaying UTF8 characters correctly on Debian/Ubuntu/Kali Linux etc. appeared first on Blog-D without Nonsense.

Related posts:
Quick Linux File Manipulation Commands Reference (and How to: Create Symbolic link/Soft link/Hard link)
How to: Remove/Delete Warning: Permanently added ‘[xxxxxxxxxx]:xx’ (ECDSA) to the list of known hosts.
How to: Find/Show/List hidden directories/folders from Linux/Unix/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Create a NFS Share on Windows Server 2019 and How to: Mount/Unmount NFS share on Linux/Debian/Ubuntu/CentOS/RHEL/Fedora etc.
How to: Download and Execute bash file/shell script with one command on Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Check if the system is using/running systemd
How to: Execute/run script on system start up/boot (Create the start up job from terminal)
How to: Check/Detect if Linux Server/System is compromised/hacked (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
How to Clear/Drop/Disable/Enable Swap, Buffer and in-RAM cache on Linux/Debian/Ubuntu/Kali Linux/CentOS/Fedora etc.

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How to Fix Error “Failed to set time: Automatic time synchronization is enabled” on Debian/Ubuntu/Kali Linux etc. systems running with timedatectl
Unix/Linux

How to Fix Error “Failed to set time: Automatic time synchronization is enabled” on Debian/Ubuntu/Kali Linux etc. systems running with timedatectl

The Issue When trying to change/modify time of the system using timedatectl command, we get the error Failed to set time: Automatic time synchronization is enabled The Fix This is due to automatic time syncing is enabled on the system. We can follow this guide to temporarily disable the auto sync then try to change …
Continue reading “How to Fix Error “Failed to set time: Automatic time synchronization is enabled” on Debian/Ubuntu/Kali Linux etc. systems running with timedatectl”
The post How to Fix Error “Failed to set time: Automatic time synchronization is enabled” on Debian/Ubuntu/Kali Linux etc. systems running with timedatectl appeared first on Blog-D without Nonsense.

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How to: Create a NFS Share on Windows Server 2019 and How to: Mount/Unmount NFS share on Linux/Debian/Ubuntu/CentOS/RHEL/Fedora etc.
How to: Download and Execute bash file/shell script with one command on Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Check if the system is using/running systemd
How to: Execute/run script on system start up/boot (Create the start up job from terminal)
How to Clear/Drop/Disable/Enable Swap, Buffer and in-RAM cache on Linux/Debian/Ubuntu/Kali Linux/CentOS/Fedora etc.
How to Monitor real time CPU frequency (MHz) (and each core)on Linux via Terminal (& Debian/Ubuntu/Kali Linux/CentOS/Fedora/RHEL etc.)
How to Show current configuration of a package. How to reconfigure a package. on Linux/Debian/Ubuntu/Kali Linux etc.
How to Find/Show/List all configuration files for a installed package on Debian/Ubuntu/Kali Linux etc.
How to Fix “E: You must put some ‘deb-src’ URIs in your sources.list” on Debian/Ubuntu/Kali Linux etc.

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How to Show current configuration of a package. How to reconfigure a package. on Linux/Debian/Ubuntu/Kali Linux etc.
Kali Linux

How to Show current configuration of a package. How to reconfigure a package. on Linux/Debian/Ubuntu/Kali Linux etc.

The Issue We want to check/show current configuration of a package on Debian/Ubuntu/Kali Linux distros We want to reconfigure a package on Debian/Ubuntu/Kali Linux distros The Answer 1 Show current configuration of a package on Debian/Ubuntu/Kali Linux etc. 1.1 Bring up terminal window or login to via SSH/console 1.2 e.g. To show current configuration (Values/Parameters) …
Continue reading “How to Show current configuration of a package. How to reconfigure a package. on Linux/Debian/Ubuntu/Kali Linux etc.”
The post How to Show current configuration of a package. How to reconfigure a package. on Linux/Debian/Ubuntu/Kali Linux etc. appeared first on Blog-D without Nonsense.

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How to: Create a NFS Share on Windows Server 2019 and How to: Mount/Unmount NFS share on Linux/Debian/Ubuntu/CentOS/RHEL/Fedora etc.
How to: Download and Execute bash file/shell script with one command on Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Check if the system is using/running systemd
How to: Execute/run script on system start up/boot (Create the start up job from terminal)
How to Clear/Drop/Disable/Enable Swap, Buffer and in-RAM cache on Linux/Debian/Ubuntu/Kali Linux/CentOS/Fedora etc.
How to Monitor real time CPU frequency (MHz) (and each core)on Linux via Terminal (& Debian/Ubuntu/Kali Linux/CentOS/Fedora/RHEL etc.)
How to Find/Show/List all configuration files for a installed package on Debian/Ubuntu/Kali Linux etc.
How to Fix “E: You must put some ‘deb-src’ URIs in your sources.list” on Debian/Ubuntu/Kali Linux etc.
What are dm-0, dm-1, dm-2… | How to Find out which physical device is holding the LVM | Where/Which physical device is the LVM volume resides on? | Linux/Debian/Ubuntu/Kali Linux/RedHat/Rocky Linux etc.

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How to: Quickly deploy ngrok on Kali Linux (Linux/Debian/Ubuntu/CentOS/RHEL etc.) (Quick Guide with less details)
Software

How to: Quickly deploy ngrok on Kali Linux (Linux/Debian/Ubuntu/CentOS/RHEL etc.) (Quick Guide with less details)

ngrok is an reverse proxy, which creates a secure tunnel between local server/services and the public node. 1 Register an account at ngrok: ngrok.com 2 Download ngrok from the website 3 Execute ngrok and enter the authtoken e.g. my-secret-token ./ngrok authtoken my-secret-token Example To reverse proxy our port 80 (http), so that externally available domain …
Continue reading “How to: Quickly deploy ngrok on Kali Linux (Linux/Debian/Ubuntu/CentOS/RHEL etc.) (Quick Guide with less details)”
The post How to: Quickly deploy ngrok on Kali Linux (Linux/Debian/Ubuntu/CentOS/RHEL etc.) (Quick Guide with less details) appeared first on Blog-D without Nonsense.

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How to: Use rsync in Linux/Debian/Ubuntu/Kali Linux/CentOS/RHEL/Fedora etc. (and trailing slash in rsync)
How to: Find out/View hardware information via Command/Terminal from Linux/Debian/Ubuntu/CentOS etc.
How to: Test/Check Internet speed/Broadband speed/connection speed/LAN speed in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS/Fedora from browser and terminal
How to: Monitor Power Usage/Consumption from Terminal/Command line in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS/Fedora etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Upgrade Portainer in OpenMediaVault 5 (OMV 5) (and other Linux systems/Debian/Ubuntu/Kali Linux/RHEL/CentOS/Fedora etc.)
How to: Run Linux commands with time limit/timeout (Kill process/command after some time)
How to: Split large files/Merge files in Linux (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
Open source SSH/Telnet client
Powerful Linux Interactive shell

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Interesting Linux Terminal commands (& Console/Terminal games)
Linux commands

Interesting Linux Terminal commands (& Console/Terminal games)

Note: Debian/Ubuntu/Kali Linux uses “sudo apt install packagename” RHEL/CentOS/Fedora uses “sudo dnf install packagename” cowsay A cow say whatever you want it to say in terminal # Install cowsay sudo apt install cowsay # Use cowsay cowsay text sl A train in terminal # Install sl sudo apt install sl # Use sl sl fortune …
Continue reading “Interesting Linux Terminal commands (& Console/Terminal games)”
The post Interesting Linux Terminal commands (& Console/Terminal games) appeared first on Blog-D without Nonsense.

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How to: Run/Execute command as the given/specific user in Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc. in Terminal/Command Line
How to: Find/Show/List hidden directories/folders from Linux/Unix/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
How to: Use mtr (my traceroute) instead of ping, traceroute and dig/nslookup
How to: Find out/View hardware information via Command/Terminal from Linux/Debian/Ubuntu/CentOS etc.
How to: Download and Execute bash file/shell script with one command on Linux/Debian/Ubuntu/Kali Linux/RHEL/CentOS etc.
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How to: Check/Detect if Linux Server/System is compromised/hacked (Debian/Ubuntu/Kali Linux/CentOS/RHEL etc.)
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Linux terminal Tips & Tricks

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