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Scaling a UniFi Controller for 12,000+ Devices and 100,000+ Daily Users
I’ve often encountered the frustrating reality that there are limited resources available when it comes to scaling UniFi controllers. While UniFi’s documentation provides basic guidelines, there’s a noticeable gap in comprehensive advice for those of us managing larger controllers. This article is my contribution to filling that gap, based on my own experiences and hard-learned…
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The Ultimate Guide to Hotel PBX Systems
Hotel guests might not be familiar with the term “PBX” or know that it stands for “Private Branch eXchange,” but they rely on it every time they use their room phone to contact the front desk, order room service, or request a wake-up call. While the use of room phones for outside calls has decreased,…
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Common SIP Response Codes
100 Trying: Caller is attempting to make the call. 180 Ringing: Call is progressing. 183 Progressing: Call is progressing. Ringing is normally heard. 200 OK: Successful request. During a call invite, this means the start of the call. 302 Temporarily Moved: A new address will be given in the contact header field, which can be…
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A Comprehensive Guide to UniFi Mesh Networks
By Cody Deluisio, Voice and Network Engineer Why trust this guide? I have deployed and optimized UniFi networks in hospitality, convention‑center, and agricultural settings for nearly a decade. The recommendations below come from real‑world field notes cross‑checked with Ubiquiti’s own documentation and updated lab tests performed in July 2025. 1. Mesh vs Wired: When to Use…
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Optimizing Wi-Fi Roaming: A Guide to BSS Transition in UniFi Networks
In today’s world, seamless Wi-Fi connectivity is essential, especially in environments like offices, campuses, or large homes where users frequently move between different areas. Maintaining a strong and stable connection while transitioning between access points can be challenging, but BSS Transition (Basic Service Set Transition) is a feature designed to make this process smoother. In…
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Enhancing Multicast Performance: A Guide to IGMPv3 on UniFi
Multicast networking is essential in environments where multiple devices need to receive the same data simultaneously, such as video streaming, online gaming, or IoT deployments. However, managing multicast traffic efficiently requires the right protocols and configurations. Internet Group Management Protocol version 3 (IGMPv3) is a powerful tool that can optimize multicast performance in UniFi networks,…
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Understanding UAPSD on UniFi: A Guide to Optimizing Wi-Fi Power Efficiency
In the world of Wi-Fi networking, efficiency isn’t just about speed—it’s also about power consumption. For mobile devices like smartphones, tablets, and laptops, battery life is a crucial factor in the user experience. Unscheduled Automatic Power Save Delivery (UAPSD) is a feature designed to help reduce the power consumption of Wi-Fi devices, extending battery life…
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Optimizing Your UniFi Network: A Guide to Setting PHY Rates
In the world of wireless networking, PHY rates (physical layer rates) play a crucial role in determining the performance of your Wi-Fi network. These rates represent the maximum data transmission speeds at the physical layer of the network, which can significantly impact overall throughput, latency, and the quality of your Wi-Fi connections. If you’re using…
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Optimizing Your Wi-Fi Network: A Guide to UniFi Band Steering
As Wi-Fi technology has evolved, so has the need to manage devices more efficiently across different frequency bands. Modern routers, including those from Ubiquiti’s UniFi line, offer dual-band and tri-band capabilities, allowing devices to connect to either the 2.4 GHz or 5 GHz bands. Band steering is a feature designed to help optimize this process…
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Unraveling Wi-Fi: The Secrets of Signal Propagation
Wi-Fi has become the backbone of modern connectivity, but the invisible forces that power our wireless world remain a mystery to many. Signal propagation, the journey of radio waves from your router to your device, is a complex dance influenced by numerous factors. Understanding how signals propagate can help you optimize your network for better…
About Me
Currently, Cody Deluisio is a network engineer specializing in voice at ITG Networks. He is the project manager for the company’s next-generation customer service portal and telco billing system.
Recent projects include implementing and developing telco billing systems, dynamic device provisioning/remediation, and automated ticketing response.
His current focus being enterprise information systems such as VoIP transmission networks, live data capture systems, data warehousing systems, distributed processing infrastructures and more.
Mr. Deluisio is currently pursuing a masters degree in Information Systems Engineering at John Hopkins University. In addition to this Cody enjoys to raise chickens, spend time with family, and get outside.
If you are interested please contact him through LinkedIn.
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