UniFi Layer 3 Adoption Made Easy — DHCP Option 43 & DNS Record Setup
by https://www.unihosted.com/ - Having trouble adopting UniFi devices across networks? 🌐 In this video, Fernando from UniHosted shows you two simple and reliable ways to complete Layer 3 UniFi adoption — using DHCP Option 43 and DNS A Records.
You’ll learn exactly how to configure both methods, when to use each one, and how to troubleshoot if your UniFi devices don’t appear in the controller. Whether you’re managing multiple sites, setting up remote devices, or running a hosted controller, this guide will help you adopt UniFi devices without SSH or manual setup.
🔹 What you’ll learn:
✅ What Layer 3 adoption is (and why SSH isn’t needed)
✅ How to use DHCP Option 43 for UniFi adoption
✅ How to convert your controller IP to hexadecimal format
✅ How to set up a DNS A Record for UniFi adoption
✅ When to use DHCP vs DNS (pros & cons)
✅ Common mistakes that cause adoption to fail
✅ Pro tips for multi-site or hosted UniFi deployments
📌 Chapters:
00:00 – Intro: Layer 3 UniFi Adoption Explained
00:45 – Using DHCP Option 43
02:30 – Converting IP to Hexadecimal
04:00 – Verifying UniFi Device Discovery
04:30 – DNS A Record Setup
06:00 – Testing Device Adoption
07:00 – Troubleshooting & Tips
🚀 Host your UniFi Controller in the Cloud with UniHosted! Skip manual setups and early-access bugs — we provide fully managed UniFi hosting with security, backups, and support. ✅ UniHosted – Managed UniFi Hosting 🔹 Reliable cloud hosting for UniFi controllers 🔹 Secure & scalable for MSPs and IT pros 🔹 Daily backups, SSL encryption, and 24/7 uptime monitoring 💡 Learn More → https://www.unihosted.com/ 💬 Got questions or testing results to share? Drop a comment below! 👍 If this helped, Like & Subscribe for more weekly UniFi tutorials.