Linux
SSH Tunnel for RDP use!
Streamlined SSH Tunnels for RDP: Jump Hosts and One-Liner Magic Imagine being a sysadmin ninja, crafting multi-hop SSH tunnels and punching through firewalls like a legend, all without breaking a sweat. If you’ve ever wrestled with layer-upon-layer of SSH hops to access a remote RDP session, you’re probably looking to add some real efficiency to … Read more
SSH cipher mismatch!?
“Unable to negotiate with 192.168.1.3 port 22: no matching cipher found. Their offer: 3des-cbc” ?! I’ve seen similar errors before, didn’t make good notes on how it was resolved.. so here are a couple of items. 1 – nano ~/.ssh/config and set the connection parameters for each server you often connect to using the example … Read more
How to Create a CSR and Key File for a SAN Certificate with Multiple Subject Alternate Names
Overview If you’re working in IT infrastructure, web hosting, or managing secure connections for multiple domains/subdomains, you’ve likely run across SAN certificates. These magic multi-host certs allow for Subject Alternative Names—a necessity when you’re consolidating domains or managing microservices architecture. In this guide, I’ll show you how to create a Certificate Signing Request (CSR) … Read more
Duplicati 2.0
Free backup software to store encrypted backups online. For Windows, macOS and Linux Many Backends Duplicati works with standard protocols like FTP, SSH, WebDAV as well as popular services like Backblaze B2, Microsoft OneDrive, Amazon S3, Google Drive, box.com, Mega, hubiC and many others. https://www.duplicati.com/
How to Extend/Reduce LVM’s (Logical Volume Management) in Linux – Part II
From TecMint.com – https://www.tecmint.com/extend-and-reduce-lvms-in-linux/ Previously we have seen how to create a flexible disk storage using LVM. Here, we are going to see how to extend volume group, extend and reduce a logical volume. Here we can reduce or extend the partitions in Logical volume management (LVM) also called as flexible volume file-system. Extend/Reduce LVMs … Read more
7 Ways to Determine the File System Type in Linux (Ext2, Ext3 or Ext4)
From TecMint.com – https://www.tecmint.com/find-linux-filesystem-type/ A file system is the way in which files are named, stored, retrieved as well as updated on a storage disk or partition; the way files are organized on the disk. A file system is divided in two segments called: User Data and Metadata (file name, time it was created, modified … Read more
Commands to check hard disk partitions and disk space on Linux
fdisk Fdisk is the most commonly used command to check the partitions on a disk. The fdisk command can display the partitions and details like file system type. However it does not report the size of each partitions. $ sudo fdisk -l Each device is reported separately with details about size, seconds, id and individual … Read more
How to get a free Veeam NFR key
Now this is really cool! What’s NFR? A Not-For-Resale (NFR) license is a license that can be used in a test environment or home lab for product demos and trainings. NFR for Veeam solutions is a cut above most regular trial keys because it has a 1-year retention period, instead of just 30 days. Here’s … Read more
Updates Message of the Day
Ever login to a Debian/Ubuntu system that just says the servername or something similar, but not the number of updates (if any) it needs? Normally when you login …you might see the message like this: Welcome to Ubuntu 12.04.4 LTS (GNU/Linux 3.2.0-58-generic x86_64) * Documentation: https://help.ubuntu.com/ 115 packages can be updated. 115 updates are security … Read more