Linux

Converting crt to PEM

ByEtzion 04/10/2006

Took two steps:

openssl x509 -in input.crt -out input.der -outform DER

openssl x509 -in input.der -inform DER -out output.pem -outform PEM

Linux

An experiment
ByEtzion 30/09/2008

My brother is a computer illiterate. He can use a computer for the purpose of e-mail messaging and for editing documents, spreadsheets, etc. I have decided to “abuse” his older laptop, an IBM X31 and install Ubuntu on it. This is some sort of an experiment. I wonder how he, a simple user, can cope…

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Disk Storage | Linux

Aquiring and exporting external disk software RAID and LVM
ByEtzion 22/08/2007

I had one of my computers die a short while ago. I wanted to get the data inside its disk into another computer. Using the magical and rather cheap USB2SATA I was able to connect the disk, however, the disk was part of a software mirror (md device) and had LVM on it. Gets a…

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Linux | Scripting/Programming

Running headless LM-Studio on Linux
ByEtzion 03/01/202504/01/2025

Running LM-Studio without display on Linux

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Linux

Web server behind a web server
ByEtzion 26/05/2006

I’ve acquired a new server which is to supply services to a certain group. On most cases, I would have used PREROUTE chain in my IPTABLES on my router for prerouting, based on a rule such as this: iptables -t nat -I PREROUTING -i <external_Interface_name> -p tcp -s <Some_IP_address> –dport 80 -j DNAT –to-destination <New_server_internal_IP>:80…

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Linux

Installation boot of RHEL8 (network settings)
ByEtzion 10/11/202127/01/2023

This blog is my extended memory, and as such, its task is to remind me things I tend to forget, saving me the time required to search them again. So here is another one of these things. The network settings syntax for RHEL8/OEL8 or any of their compatible systems, when you want to pass these…

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Linux

Koji repo for Centos/OEL 8
ByEtzion 19/01/202119/01/2021

I was missing some bleeding-edge packages, and while I was able to find the RPM packages, I was unable to find the repo path. So, thanks to this post, I was able to use it. This will probably break my Linux, so I will use it in a test environment first.The repo file would look…

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