Mastering Azure DNS
Azure DNS provides a reliable, scalable, and secure way to host and manage your domain name system (DNS) records directly…
Deploying pfSense in Google Cloud – A Step-by-Step Guide to Your Own Cloud Firewall
Running pfSense in Google Cloud Platform (GCP) is a powerful way to build your own fully controllable network gateway, firewall,…
Building a Centralized Egress and Hybrid Connectivity Hub with Network Connectivity Center (NCC), HA VPN, and a Router Appliance in Google Cloud
In my previous posts I was configuring a hub-and-spoke architecture to support cross-VPC routing and hybrid connectivity. About setting up…
Mastering GCP Virtual Machines – Part 9 (Outbound Internet Access)
If your VMs need general outbound internet (patching, repo downloads, external APIs), and you don’t want public IPs → Cloud…
Mastering GCP Virtual Machines – Part 8 (Networking Best Practices)
Google Cloud Platform (GCP) provides a powerful and flexible networking foundation that can scale from simple projects to complex, global…
Mastering GCP Virtual Machines – Part 7 (Backup and DR)
In Part 6 we saw how to use the VM Manager in Google Cloud to orchestrate patching for our VM instances. Finally this is Google’s counterpart to Microsoft’s Azure Update Manager….
How to Check if the Firewall Is Active on Linux (Across Different Distributions)
On Linux systems the active firewall service depends on the distribution. On Ubuntu or Debian you often check with ufw…
Legacy Linux VMs and the udev NIC Trap: Why VMware Clones and OVF Exports Lose Networking
Whether you clone a legacy Linux VM (e.g. SLES11) in vSphere or export it as an OVF template and redeploy,…
Mastering GCP Virtual Machines – Part 6 (Patching)
In Part 5 we take a look at some key networking tools that help you secure and troubleshoot our environment. Now in…
Mastering GCP Virtual Machines – Part 5 (Network Analyzing)
In Part 4 we saw how GCP will encrypt the virtual disks of virtual machine instances. Further we saw how to export a disk from Google Cloud…
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