DIY Sysadmin

Enterprise. At home.

Blog

This is the meat and potatoes of this website. This is where I go over the my homelab projects. It is also a great way for me to document my steps if I ever need to recreate my setup. As with anything open source no guarantees or warrantees, explicit, or otherwise. Use it at your own risk.

Update.

‘Everyone has a plan ’till they get punched in the mouth’ -Mike Tyson It’s been a while… So, I’ve been […]

SSH. Part Duo.

Securing Linux SSH with Duo two-factor authentication. A few days ago, I was chatting with someone about authentication. They mentioned […]

IPsec between Sophos and pfSense.

One of the vendors that I’ve seen in small and medium businesses was Sophos. So, we can conclude that Sophos […]

Meraki Dashboard APIs, Part 2.

Using Meraki Dashboard APIs for Local DNS Problem The goal in IPsec between Meraki and pfSense was to enable access […]

Meraki Dashboard APIs.

Expanding Meraki capabilities with the help of APIs. Some of you noticed a banner on top of the Appliance Status […]

DHCP Option 121. Friend or Foe?

Back in May 2024, there were reports of a VPN “vulnerability” named “TunnelVision”. The “vulnerability” uses DHCP Option 121, RFC […]

IPsec between Meraki and pfSense.

Over the weekend, I visited my other location and set a Meraki Z4 up. This also allowed me an opportunity […]

Firewalls and DDNS, Part 2.

As discussed in the Firewalls and DDNS post, DuckDNS can sometime be slow. Additionally, some corporate DNS resolves do not […]

The Magic of Meraki.

Recently, I was fortunate to spend a few months working for Cisco, doing tech support for their Meraki products. As […]

SSH.

Securing Linux SSH with cryptographic keys. Since our Debian server is headless, we probably access it through SSH, which stands […]

Firewalls and DDNS.

In the SSH post, I showed a command to open up access to your Debian based SSH server through ufw. […]

The Set-Up.

This is a set up. Rush. Adrenaline. In this post I explain what I like to do in post-install setup of […]