Month: December 2017

We’ve all been there when it comes to sysadmin or programming jobs :(

Yup, sad but truth: I no longer care. I just wanna go home and sleep And we have “Wisdom of the Ancients” too from XKCD It is even worst when poster was…. YOU in 2003. You may like these articles: Why port 80 (HTTP) reported as open by nmap when it is closed? How to […]

The Hipsterstation! Most beautiful OpenBSD Unix setup ever!! Period!!!

I am jelly. Really a great OpenBSD unix setup. Click to enlarge Click to enlarge Click to enlarge Click to enlarge Source/Credit @calumacrae You may like these articles: vim-plug: A beautiful and minimalist vim plugin manager for Unix and Linux users 8 Tips to Solve Linux & Unix Systems Hard Disk Problems: Like Disk Full […]

Apache / Nginx: Visualize Web Server Access Log In Real Time

Logstalgia (also known as ApachePong) is a very powerful and handy app. It is a website access log visualization tool. It is an extremely useful tool to give you look at your web server traffic. I often use this kind of software to justify and convince my clients and/or boss that we need more servers […]

Is my Linux server or desktop affected by WannaCrypt ransomware?

From my mailbag: Dear nixCraft, I run a Debian Linux 8.x on my Desktop and Ubuntu Linux 16.04 LTS on my Linode cloud server for my personal website. I am concerned that my Linux is affected by the recent Wannacrypt malware. I am reading about a ransomware attack, what do I need to do? Should […]

How to use parallel ssh (PSSH) for executing ssh in parallel on a number of Linux/Unix/BSD servers

Recently I come across a nice little nifty tool called pssh to run a single command on multiple Linux / UNIX / BSD servers. You can easily increase your productivy with this SSH tool. More about pssh pssh is a command line tool for executing ssh in parallel on some hosts. It specialties includes: Sending […]

3 Awesome Complete Open Source Mail Servers Solutions For Linux and UNIX servers

In the world of mail servers, there are many software and technologies. Here is a list of 3 of them that you must know. Background Most mail servers made of Mail delivery agent (MDA) and Mail Transfer Agents (MTA). MDA software used to routes e-mail to its destination. You use MDA such as Dovecot, Qpopper, […]

How To Set Up SSH Keys

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SSH keys provide a better and secure way of logging into a server with SSH than using a password. If you are a sysadmin or programmer, you may need to use SSH to fix server or update code. This guide explains how to setup SSH keys securely between your server and client computer. Read more… […]

From the article: I have two internet connections (fiber and 4G LTE) configured in load balanced mode using pfSense FreeBSD based firewall. One of my wan connection is running out of bandwidth quota. How can I force and turn off this interface to save bandwidth until month end and enable it again from next billing […]