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EVE-NG (Emulated Virtual Environment-Next Generation) is a powerful tool for network engineers and architects, allowing them to create complex network topologies for testing and learning. However, when trying to boot up IOL (IOS on Linux) Layer 2 images, you might encounter issues. In this post, we’ll walk through some common reasons for the IOL Layer […]
How to Fix IOL Layer 2 Image Boot-Up Issue in EVE-NG Read More »
Windows Network Policy Server Troubleshooting tip. Check the NPS logs from event viewer, it will tell you which policy your attempt is hitting, from there you may figure out your problem: Note
Network Policy Server (NPS) Troubleshooting Tip Read More »
This post is just to bookmark the solution from the Stackoverflow link below, Mobaxterm is not in a standard installation path in the below example, please modify your code based on your circumstances. https://stackoverflow.com/questions/62150858/how-to-use-mobaxterm-as-default-telnet-handler-in-eve-ng Create a batch file with below content, then place it in a folder such as “C:\Program Files\EVE-NG” Create a reg file,
Setup Mobaxterm with Eve-NG Read More »
Introduction: Virtual Machine Autostart is a valuable feature in VMware ESXi that allows you to automate the startup and shutdown of virtual machines. By configuring Autostart settings, you can ensure that critical VMs are launched automatically after a host reboot, power failure, or other unexpected events. This blog post will guide you through the process
How to Configure Virtual Machine Autostart in VMware ESXi Read More »
Are you encountering this error while trying to install windows 10 2024-01 security updates and wondering how to resolve it? This post lists the easy way to fix it. The Error The error code may not be the same, the below is the example: Installation Failure: Windows failed to install the following update with error
How to fix Windows Update KB5034441 error the easy way Read More »
In the world of programming, automating repetitive tasks is a key skill that can save time and reduce errors. In this blog post, we’ll explore two common scenarios: comparing CSV files and replacing text in a file, using Python. Comparing CSV Files Objective: Given two CSV files, we want to compare values based on a
How to Compare CSV Files and Replace Text Using Python Script Read More »
If the “Save” button is greyed out when trying to add a hard disk in the ESXi web client, there could be several reasons for this issue. This post is to document one of the scenarios and illustrate the fix for it. Scenario 1. Esxi 7.0 U2 virtual machine, no vCenter involved. 2. Add new
How to Fix the ESXi Add Hard Disk – Greyed Out “Save” Button Read More »
This post is about using Yubikey with OpenPGP for SSH Key Authentication. The previous post has talked about how to generate master and subkeys with OpenPGP and copy them into Yubikey The “Authentication” subkey generated there will be used for SSH Key authentication against a Linux box. Preparation on GPG4Win Go to “Kleopatra — Settings — GnuPG System — Private Keys”,
How to Use Yubikey with OpenPGP for SSH Key Authentication Read More »
This post lists a simple example of using regex to match the Radius client IPs in Windows Network Policy Server (NPS) Scenario Multiple NPS Radius clients You only want NPS to execute that particular network policy for specific subnets/IP addresses. Regex in “Client IPv4 Address” Condition First, you need to create a new network policy
How to Use Regex in Network Policy Server – for Radius Client Read More »
This post demonstrates the procedures of encrypting and decrypting files using Yubikey; GPG4Win/Kleopatra is used in this case. This post assumes you have generated the master key and subkeys in Linux Live USB and imported those keys into Yubikey. https://ictfella.com/how-to-configure-yubikey-with-gpg-generate-and-import-keys/ Install GPG4Win and verify you Yubikey keys. Download GPG4Win from the link below and install
How to Encrypt/Decrypt File Using Yubikey – GPG4Win Kleopatra Read More »
