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Essential Phone Numbers for Testing: A Comprehensive Guide
Testing phone systems and services requires reliable and consistent phone numbers to ensure functionality, quality, and compliance. This guide provides an overview of essential phone numbers you can use for various testing scenarios, from basic call testing to advanced feature verification. Scope From time to time, you may need to test outbound calling and functionality…
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Optimizing Hilton Phone Systems: Enhancing Communication with Hilton PMS Integration

At Hilton, delivering an outstanding guest experience is central to the brand’s reputation for excellence. One of the key elements that supports this level of service is an efficient and reliable phone system. Effective communication, both between guests and hotel staff and among team members, is crucial for maintaining Hilton’s high standards. By integrating the…
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Recommended Fraud Mitigation Best Practices for PBX Phone Systems
Fraud in telecommunications is a significant threat, involving the illegal acquisition of money, personal data, or security credentials. To help protect your PBX phone system from these risks, we’ve compiled essential best practices to mitigate the impact of fraudulent activities. Understanding Your Obligations To safeguard your telecommunications network from fraud, it’s essential to implement a…
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Understanding Spanning Tree Protocol (STP): A Simplified Guide

In the world of networking, ensuring that data can efficiently travel between devices without unnecessary delays is crucial. One of the key protocols that helps manage the flow of data in complex network environments is the Spanning Tree Protocol (STP). While STP is often associated with preventing network loops, it also plays a critical role…
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Auto Attendant Best Practices
An Auto Attendant is often the first point of contact for clients calling your company. Given its importance, creating a professional and user-friendly Auto Attendant can be a challenging task. To help ease the process, we’ve compiled a set of best practices that will ensure your Auto Attendant delivers an excellent first impression. 1. Keep…
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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…

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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