HCIA-WLAN case studies
HCIA-WLAN · Put your knowledge to work in context.
The HCIA-WLAN (Huawei Certified ICT Associate - WLAN) is an associate-level certification in Huawei's ICT certification track, aimed at candidates who want to demonstrate foundational competence in enterprise wireless LAN planning, deployment, and support. It suits network engineers, field implementation staff, and pre-sales or support personnel who work with Huawei enterprise networking equipment and want a structured, entry-level credential in wireless. The HCIA-WLAN case studies are 5 cases and about 4,749 words.
1Distribution Centre: Evaluating an 867 Mbps-per-AP Design Claim
Meridian 3PL runs a 180 m × 60 m distribution centre with a 12 m ceiling and steel racking forming 3 m aisles. One WLAN must serve 60 handheld barcode scanners (2.4 GHz only, 802.11n, currently configured with a 1 Mbps minimum basic rate) and 40 new voice-picking headsets (dual-band 802.11ac).
909 words, about 5 min2Clinic Fit-Out: Power, Port and Licence Budget Conflicts
Northgate Clinic is fitting Wi-Fi into a three-floor building with 24 APs: 18 × AP4050DN dual-band indoor APs for wards and 6 × AP7060DN Wi-Fi 6 APs for imaging and consultation suites. All 24 APs are to be cabled to a single 24-port PoE switch whose datasheet quotes a 370 W total PoE budget and 30 W per port.
932 words, about 5 min3HQ Rollout: APs Get IP Addresses but Never Join the AC
Harbor Logistics HQ has an AC6605 in the core with Vlanif 100 at 10.10.100.10/24. Access points sit on VLAN 10, subnet 10.10.10.0/24, whose gateway is the core switch at 10.10.10.1.
1,013 words, about 5 min4Floor 6 Outages: Radar Events and Clients That Will Not Roam
Riverside HQ runs a 5 GHz-only WLAN for 900 laptops across 40 APs on six floors, with automatic channel and power selection scheduled nightly at 03:00 and 40 MHz channel width. Since a neighbouring building was re-tenanted, users on floor 6 report outages of 40–90 seconds at unpredictable times, mostly in the afternoon.
992 words, about 5 min5Dormitory Rogue Routers Hijacking the Campus SSID
A university dormitory campus has 180 APs across six buildings managed by an AC in the core, with 802.1X used for staff and a captive-portal guest SSID for students, and WIDS enabled on all APs. Over two weeks, helpdesk tickets spike: students connect successfully but receive 192.168.0.x addresses, cannot reach the portal, and sometimes see a certificate or login page they do not recognise.
903 words, about 5 min