OPNsense Firewall Rule "Cheat Sheet"
When looking up information on how to write firewall rules in OPNsense, you may be looking for specific examples on how to block or allow certain …
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How to Configure WAN and NAT Port Forward Rules in OPNsense
Understanding how to forward ports and create firewall rules for the WAN interface of your router is important if you wish to access services hosted …
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How to Run OPNsense in a Proxmox Virtual Machine for Evaluation Purposes
Have you wanted to take a look at OPNsense without installing it to a dedicated machine and/or deploying it as your primary home router/firewall? The …
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How to Redirect Unencrypted DNS Requests to Your Local DNS Resolver in OPNsense
When I first set up my home network using my OPNsense router and was learning firewall rules, I took the approach of allowing only the Unbound DNS …
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Allow Push Notifications from Amcrest NVR in an Isolated Network to the Amcrest View Pro iOS App
As I have mentioned in my how-to on creating an isolated network, I have several Amcrest IP cameras (affiliate link) on an isolated network which I …
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Inadvertently Opened SSH Remote Access
In my network, I created an alias for all of the ports I have open on my server so that I can create firewall rules to allow several of my VLANs to …
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How to Protect Against the Cable Haunt Vulnerability Using OPNsense
Cable Haunt is a recent vulnerability that has been found in over 200 million cable modems in Europe and likely many more in other countries as well. …
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Need an Offline Local Network for a Home Lab or IP Video Cameras?
Having an offline local network with no Internet access can be useful for a number of reasons. A few that come to mind are home lab networks, …
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