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Wireless Security in 2025: Evolving Standards and Real-World Use Cases
https://www.linkedin.com/pulse/wireless-security-2025-evolving-standards-real-world-use-de-oliveira-axfve When I speak with customers about wireless networks, security often comes up as both a concern and a point of confusion. Over the years, Wi-Fi securi...
Cloud vs On-Prem Controllers, Tunneling, and VLAN Strategies: Making the Right Wireless Architecture Choices
https://www.linkedin.com/pulse/cloud-vs-on-prem-controllers-tunneling-vlan-making-jarryd-de-oliveira-muboe When designing enterprise Wi-Fi, one of the most common questions is where to anchor control and how to handle traffic. Should you adopt a cloud-bas...
Making the Invisible Visible: Identifying and Managing Wi-Fi Interference
https://www.linkedin.com/pulse/making-invisible-visible-identifying-managing-wi-fi-de-oliveira-rrshe Wi-Fi is everywhere, but so is interference. For many organisations, the wireless network has become the primary means of connectivity, yet the challeng...
How to Configure and Optimise SmartRoam on vSZ
Introduction Some clients do not roam even if they are physically moved to a new location. Not all clients have roaming aggressiveness setting to fine-tune roaming. Apple devices are reported to cling to the AP they first learn an SSID on. In a multi-AP en...
The Recipe for Great Hospitality Wi-Fi: What Works, What Doesn’t
https://www.linkedin.com/pulse/recipe-great-hospitality-wi-fi-what-works-doesnt-jarryd-de-oliveira-lm0te Designing wireless networks for hotels, resorts, and hospitality spaces is one of the most rewarding yet challenging parts of wireless engineering. Un...
Designing Reliable and Secure Wireless Networks for Hospitals: Lessons from the Field
https://www.linkedin.com/feed/update/urn:li:activity:7382248525025157120/ Hospital wireless networks aren’t just about connectivity, they’re about life-critical reliability. From real-time telemetry and nurse call systems to IoMT (Internet of Medical Thing...
Why Pre-Shared Keys No Longer Belong in Modern Wi-Fi Networks (2025 Edition)
https://www.linkedin.com/pulse/why-pre-shared-keys-longer-belong-modern-wi-fi-2025-de-oliveira-lleze For many years, businesses have relied on simple Wi-Fi passwords to protect their networks. It was quick, convenient and easy to explain. But in 2025, tha...
Designing for Voice over Wi-Fi: Getting It Right the First Time
https://www.linkedin.com/pulse/designing-voice-over-wi-fi-getting-right-first-time-de-oliveira-pqvpe Voice over Wi-Fi isn’t just another SSID, it’s one of the most demanding wireless use cases we face as engineers. Over the years, I’ve had countless conve...
Designing Wireless Networks for Care Homes and Assisted Living Environments
https://www.linkedin.com/pulse/designing-wireless-networks-care-homes-assisted-jarryd-de-oliveira-oeqce Designing Wi-Fi for care homes and assisted living facilities is a unique challenge that sits somewhere between hospitality and healthcare. It requires...
Designing with DFS in Mind: Understanding 5 GHz and Why 6 GHz is the Way Forward
https://www.linkedin.com/pulse/designing-dfs-mind-understanding-5-ghz-why-6-way-jarryd-de-oliveira-es0re Dynamic Frequency Selection, or DFS, has been around for years and anyone who’s spent time designing or troubleshooting Wi-Fi networks will have encoun...
Designing Better Wi-Fi: Practical Basics for Offices, Schools, and Hospitality
https://www.linkedin.com/pulse/designing-better-wi-fi-practical-basics-offices-jarryd-de-oliveira-rbsve When people think about wireless design, they often jump straight to access points, coverage heatmaps, or the “latest Wi-Fi standard.” But the truth is,...
When a Wireless Network Hits Its Limit: A Real-World Redesign Story
https://www.linkedin.com/pulse/when-wireless-network-hits-its-limit-real-world-story-de-oliveira-uudfe Every now and then you walk into a site and realise straight away that the wireless issues people are dealing with aren’t caused by a single fault. They’r...
When Wireless Security Falls Behind: A Real-World Look at Fixing a Modern WLAN
https://www.linkedin.com/pulse/when-wireless-security-falls-behind-real-world-look-wlan-de-oliveira-vbuoe Every so often you walk into a site and realise the wireless problems aren’t caused by bad coverage or misconfigured radios, they’re rooted in securit...
Designing High-Density Wi-Fi in a Stadium Environment: A Recent Project Completed
https://www.linkedin.com/pulse/designing-high-density-wi-fi-stadium-environment-jarryd-de-oliveira-rkzte Stadium Wi-Fi is one of the toughest environments we work in as wireless engineers. Large open spaces, rapidly shifting RF conditions, tens of thousand...
Turning a Problem Deployment Into a Modern MDU Network: A Real-World Redesign Story
https://www.linkedin.com/pulse/turning-problem-deployment-modern-mdu-network-story-de-oliveira-klvre A little while ago, I was brought into a recently renovated block of flats that offered a mix of permanent residents and short-term holiday tenants. On pap...
Securing Warehouse Wi-Fi Without Breaking Operations
https://www.linkedin.com/pulse/securing-warehouse-wi-fi-without-breaking-operations-de-oliveira-ftxje Warehouses are unforgiving environments for wireless. High ceilings, metal racking, moving equipment, handheld scanners, IoT devices, office users, visito...
Wrapping Up 2025: What This Year Really Taught Us About Wireless and Networking
and what I’m watching closely as we head into 2026 https://www.linkedin.com/pulse/wrapping-up-2025-what-year-really-taught-us-wireless-de-oliveira-htwee As 2025 comes to a close, it feels like one of those years where wireless and networking didn’t dramatic...
Back to Basics: Designing Reliable Wi-Fi That Actually Works
https://www.linkedin.com/pulse/back-basics-designing-reliable-wi-fi-actually-works-de-oliveira-orx4e Fundamentals for Schools, Warehouses, Hospitality, and Logistics It’s 2026 and wireless technology keeps moving fast. New standards, more spectrum, smarte...
Warehouse Wireless in 2026: Designing for Reality, Not the Sales Deck
Warehouses have never been quiet RF environments, but in 2026 they’ve crossed a threshold. Autonomous mobile robots, high-density scanners, wearable devices, voice picking, real-time telemetry and video-driven workflows are no longer “future requirements”. ...