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Understanding /etc/group File
Can you explain me the format of /etc/group user group file under Linux / UNIX operating systems?Read answer to: "Understanding /etc/group File"
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Accessing A Single iSCSI LUN From Multiple Linux Systems
I'd like to share iSCSI storage with our 3 node web server cluster. How can multiple systems access a single iSCSI LUN under Linux operating system? Can I connect multiple servers to a single iSCSI...
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Linux Read CPU Temperature Sensor Chip Data
How do I read CPU core temperature data from a shell prompt under Linux operating system? How do I monitor my cpu hardware?Read answer to: "Linux Read CPU Temperature Sensor Chip Data"
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Linux Suspend / Hibernate Functionality Support
Does any Linux distribution support suspend or hibernate functionality?Read answer to: "Linux Suspend / Hibernate Functionality Support"
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Update Centos Linux
How do I update Centos Linux 5 software and apply security patches?Read answer to: "Update Centos Linux"
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Red Hat / CentOS: Check / List Running Services
Q. How do I list all currently running services in Fedora / RHEL / CentOS Linux server?Read answer to: "Red Hat / CentOS: Check / List Running Services"
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CentOS Add Route Command
How do I add route (router IP 192.168.1.254) to my Centos Linux systems from the command line?Read answer to: "CentOS Add Route Command"
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Ubuntu Linux: Find Out Default Gateway
How do I find out default gateway IP address (default router IP assigned) for my Ubuntu Linux systems?Read answer to: "Ubuntu Linux: Find Out Default Gateway"
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CentOS / Redhat: Turn On SELinux Protection
SELinux enforces the idea that programs should be limited in what files they can access and what actions they can take. However, by default it is turned off under RHEL / CentOS 5.x server? How do I...
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Reboot Linksys WAG160N / WAG54 / WAG320 / WAG120N Router / Gateway
I'm using a Cisco Linksys WAG320N Router to connect my OS X UNIX and Linux systems to the Web. How do I reboot my Linksys WAG series router / gateway (modem) from UNIX / Linux / OS X bash command...
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Linux Display Ethernet Bridge Name and Information
How do I display a list of bridges under Linux? How do I show info about the Ethernet bridge configuration in the Linux kernel?Read answer to: "Linux Display Ethernet Bridge Name and Information"
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Linux / Unix Shell: Set Default Printer
How do I set default printer in my Bash shell under CentOS Linux or FreeBSD unix desktop operating systems?Read answer to: "Linux / Unix Shell: Set Default Printer"
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A cautionary tale about locking Linux & FreeBSD user accounts
Like every other solo developer and sysadmin, I do stuff using ssh. Some stuff is automated using scripts, and others require ssh login. For example, one of my scripts logs into my Linux and FreeBSD...
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How to protect Linux against rogue USB devices using USBGuard
usbgurd You deployed a perfect firewall and other network security policies preventing unauthorized access to the user's desktop computer over a network. However, you still need to block USB device...
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DNS settings to avoid email spoofing and phishing for unused domain
As you may know, email spoofing allows attackers to pose as someone else to gain illegal profit. For example, I only use webmaster@cyberciti.biz for communication, but someone might create a...
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How To Set Up SSH Keys With YubiKey as two-factor authentication (U2F/FIDO2)
Patreon users download the PDF version. All Linux and Unix servers are managed manually or by automation tools such as Ansible using ssh. For example, say you have a server at Linode or AWS. Then you...
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How to skip ChatGPT from WireGuard or OpenVPN on Linux
nixCraft Patreon supporters can download the PDF version here. ChatGPT (short for Chat Generative Pre-trained Transformer) is a chatbot by OpenAI. It provides answers to your queries using learning...
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nvtop – Awesome Linux task monitor for NVIDIA, AMD & Intel GPUs
Love this? sudo share_on: Twitter - Facebook - LinkedIn - Whatsapp - Reddit The post nvtop – Awesome Linux task monitor for NVIDIA, AMD & Intel GPUs appeared first on nixCraft.
View ArticleHow to upgrade FreeBSD 13.1 to 13.2 release
The FreeBSD Release Engineering Team is announcing the availability of FreeBSD version 13.2-RELEASE on 11/April/2023. It is the third release of the stable/13 branches. I updated my FreeBSD version...
View ArticleSetting up VSCode for Ansible Lightspeed AI in Ubuntu 22.04 desktop
Red Hat launched the Ansible Lightspeed Code Assistant Generative AI with IBM Watson Code Assistant in May 2023. This preview is now available to all Ansible users, allowing them to explore the...
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