Connect to a KVM host through an ssh tunnel and arbitrary port in Windows 11 and WSL 2
Connect virt-manager to a KVM host through an ssh tunnel and arbitrary port in Windows using Windows 11 and WSL 2.
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Windows 11 and WSL 2 DevOps environment
In this post I describe some of the settings and changes I made to make my Windows 11 and Ubuntu WSL2 into a fully fledged development environment. Here are the settings and tools I use for DevOps / SysOps on Windows.
Release hold queue email in Postfix – postsuper
The postsuper command controls different types of queues in the Postfix mail system, like the deferred or hold queue. This post shows you some Postfix queue operations to maintain your mail servers.
Tunnel RDP through SSH & PuTTY
Have you ever been in a situation where you needed to perform remote administration on a Windows Server, and the RDP port 3389 is blocked on a firewall? You can tunnel RDP over SSH with PuTTY
Convert decimal to hex in Bash, hexadecimal to decimal and dates to Unix timestamp
Cconvert decimal to hex hexadecimal to decimal and Unix timestamps in Linux Bash. A quicky for my archives.
Test SMTP authentication and StartTLS
Investigate SMTP authentication issues like a boss! When using TLS encrypted SMTP connections, it's always handy if you are able to create a SMTP logon credentials and test SMTP authentication over a TLS/StartTLS connection. Preferably from your command-prompt.