This step-by-step guide explains how to create a hybrid DNS solution between AWS and an on-prem network using AWS...
Tag Archive for: networking
4sysops - The online community for SysAdmins and DevOps
Wake On LAN with the NetCrunch Admin Toolset

Wake On LAN is a means to remotely power on computers that are powered off on the network. The...
OpenVPN IPv6 and IPv4 configuration

OpenVPN is a free, popular, and powerful VPN solution. In this guide, I describe a minimal IPv6 and IPv4...
VMware vSphere 7 and Network IO control configuration (NIOC)

With Network I/O control (NIOC), you can adjust the bandwidth of your vSphere 7 networks. You can set different...
Generate DKIM keys with OpenSSL in WSL and add public key to DNS

Domain Keys Identified Mail (DKIM) is a method of email authentication. The keys required for signing and verifying messages...
Manage WiFi connection in Windows 10 with PowerShell

If you want to edit WiFi profiles on the command line or in scripts, the on-board tools only offer...
VMware vSphere 7 Virtual Standard Switch (VSS) advanced virtual networking options

Virtual networking can become complex in VMware vSphere 7. In this post you will learn about the difference between...
Convert a DHCP reservation to a static IP with PowerShell

In this post, I'll explain how you can easily convert a DHCP reservation to a static (or manual or...
Assign an IPv6 address to an EC2 instance (dual stack)

The procedure to assign an IPv6 address to an EC2 in AWS is amazingly complicated. In this guide, I...
Convert static IP address settings into a DHCP reservation with PowerShell

In this post, I will explain how you can easily change the IP configuration for a server's NIC from...
Analyze DHCP server with PowerShell

A DHCP server is a critical component of the IT infrastructure in most environments. In addition to monitoring, which...
Automate Windows without network connectivity with Ansible

You may think that network connectivity is a prerequisite on a target Windows machine before you can perform automation....
Change remote IP address and DNS entry with a PowerShell script

Don't you hate it when you get to the office and discover you lost your house keys? You go...
Securden: Secure remote access without VPN

Providing a secure, easily accessible remote work environment can be a challenge. VPNs can be complicated to configure for...
Azure Private Link: Restrict access to Azure PaaS services from your intranet

Azure App Services are commonly used for hosting sites that are presented to anyone on the internet. How do...
How to capture a network trace from a remote computer

To start any troubleshooting case, I always ask for two things. I ask for a Process Monitor trace, which...
AdRem Software WMI Tester: Testing WMI connectivity

Using WMI to manage and monitor Windows Server and desktop operating systems can be a great way to query...
AdRem Software NetCrunch: rule-based monitoring, automatic alert correlations, and pending and conditional alerts

AdRem Softwrae NetCrunch is a unique monitoring and alerting solution that promises to simplify infrastructure monitoring and to reduce...
Creating an AWS VPC with PowerShell

An Amazon Web Services (AWS) Virtual Private Cloud (VPC) is a virtual network dedicated to your AWS account. In...
Configuring Azure Private DNS

The Domain Name System (DNS) is pretty much at the heart of all systems. If DNS does not work,...