Hong Kong
How small businesses use UniFi to segment their network with VLANs
Staff, guests, CCTV and IoT often share one network, so a single compromised device can reach everything. Here is how to use UniFi to create VLANs, bind SSIDs and switch ports, and add firewall rules for proper segmentation.
GNS Engineering Team · 3 min read
Why choose UniFi access points? The practical benefits of enterprise Wi-Fi
UniFi access points bring enterprise Wi-Fi into one easy-to-manage platform — with seamless roaming, enterprise security and PoE power, at a more predictable cost. Here is how they compare with consumer mesh and traditional enterprise systems.
GNS Engineering Team · 2 min read
Cheap must be fake? How we stay cheap and genuine
Cheap and genuine are not opposites. We work with authorised suppliers and use supplier-direct fulfilment for part of our range to cut costs, with the solution and long-term partnership as the core — while proving every unit is genuine with authorised-supply proof and checkable serial numbers.
GNS Engineering Team · 3 min read
Three-item UniFi quote: GNS holds the lowest authorised price
Benchmarked against PRICE.COM authorised listings, the Dream Machine Pro Max, U7 Pro Max and Switch 24 all sit at the lowest authorised price at GNS — HK$1,700 below the highest.
GNS Engineering Team · 2 min read
Wi-Fi 7 vs Wi-Fi 6: why 6 GHz needs OFCA approval in Hong Kong
Wi-Fi 7 beats Wi-Fi 6 mainly because it adds the 6 GHz band — but in Hong Kong 6 GHz is regulated by OFCA and needs an HK certificate number. Here is the full list of OFCA-approved Ubiquiti models, plus the ones to watch.
GNS Engineering Team · 3 min read Wi-Fi 6 vs Wi-Fi 7: does a Hong Kong office need to upgrade now?
Wi-Fi 7 is clearly the faster standard, but its headline speed needs Wi-Fi 7 client devices to appear. Here is what actually changed, and why a wholesale upgrade can wait.
GNS Engineering Team · 3 min read
CCTV stopped recording? Five common causes, in checking order
A live picture does not mean the recorder is writing. These are the five causes we meet most often, from the drive to the settings, in the order we check them.
GNS Engineering Team · 2 min read
How GNS CARE managed service differs from traditional IT maintenance
Traditional maintenance starts after something breaks. A managed service starts before it does. Here is how the two differ in where the data comes from, when a problem is found, how replacement is decided and how you pay.
GNS Engineering Team · 3 min read
Restaurant POS keeps dropping? Three common causes
When the till drops out at the busiest hour, the POS software is rarely the problem. The three causes we meet most are roaming, a flat network and the power or cabling underneath.
GNS Engineering Team · 2 min read
Our engineers passed UFSP: what UniFi Full Stack Professional covers
UFSP is Ubiquiti Academy's professional UniFi credential, covering the whole product line. GNS Technology's engineers have now passed it — what it tests, how to verify the certificate, and what actually changes for your project.
GNS Engineering Team · 3 min read
Wi-Fi keeps dropping in your office? Five checks before you buy new hardware
Most office Wi-Fi complaints turn out to be placement and configuration problems, not dead routers. Here is how to tell the difference before you spend money.
GNS Engineering Team · 2 min read
Why GNS opened a shop brand of its own
GNS has built networks for government departments, public bodies and a rail operator since 2019. In 2026 we spun the UniFi side out as GNS Technology's UniFi shop, bringing the same engineering standards to smaller sites.
GNS Engineering Team · 2 min read