CWLS case studies
CWLS · Put your knowledge to work in context.
CWLS is a credential code that appears in the certification list published on cwnp.com, the site of Certified Wireless Network Professionals (CWNP). The specific page for CWLS at cwnp.com returned a 404 error when retrieved on 2026-11-05, so no official description of the credential, its intended audience, its exam blueprint, or its study materials could be confirmed from the source. The CWLS case studies are 5 cases and about 3,424 words.
1Aisle-End Session Drops in a High-Bay Distribution Center
Northline Distribution retrofitted a 180,000 ft² grocery DC with 22 ceiling-mounted Wi-Fi 6 access points (4x4) at 38 ft, mounted above the racking rather than in the aisles. The design used 80 MHz channels on 5 GHz, 40 MHz on 2.4 GHz, and every radio at maximum transmit power.
710 words, about 4 min2WPA3 Mandate Against Legacy Clinical Devices
A 420-bed hospital operates a single WPA2-Enterprise SSID, MEDNET, carrying roughly 3,900 devices: workstations on wheels, nurse-station PCs, VoWiFi handsets and 640 clinical devices. Of those, 210 bedside monitors support only WPA2-PSK with AES-CCMP and do not implement 802.11w; another 90 infusion pumps support WPA2-Enterprise but not WPA3.
669 words, about 3 min3High-Density Auditorium: Coverage Passes, Polling Fails
Westbrook University's 1,200-seat auditorium hosts first-year lectures with mandatory live polling. Average attendance is 1,150 students, each arriving with a laptop and a phone, about 2,300 devices.
673 words, about 3 min4PoE Budget Blocks a Wi-Fi 7 Refresh
Bayline Insurance is refreshing 26 ceiling access points in one closet of a 2016 office building. The existing switch is a 48-port 802.3at unit with a 370 W PoE budget; the current APs draw 12.9 W each (26 × 12.9 = 335 W), leaving 35 W of headroom.
692 words, about 3 min5Radar Events and Voice Gaps at an Airport Hotel
An airport hotel with 300 rooms and 60 access points sits 1.1 km from a primary surveillance radar. The 5 GHz plan uses channels 36–64 and 100–144 with automatic channel selection and 40 MHz widths on half the APs.
680 words, about 3 min