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100+ Free Cisco ENWLSD 300-425 Practice Questions

Pass your Designing Cisco Enterprise Wireless Networks (300-425 ENWLSD v1.1) exam on the first try — instant access, no signup required.

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A guest WLAN uses anchor mobility to a DMZ controller. Where does the client's IP address come from?

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Key Facts: Cisco ENWLSD 300-425 Exam

$300

Exam Fee (USD)

Cisco Pearson VUE pricing

90 min

Exam Time

Cisco 300-425 ENWLSD v1.1

55-65

Questions (approx.)

Cisco does not publish the exact count

4 domains

Site Survey 25% / Infra 30% / Mobility 25% / HA 20%

ENWLSD v1.1 blueprint

3 yrs

CCNP Enterprise Validity

Cisco recertification policy

Pearson VUE

Test Delivery

In-person or online proctored

The Cisco 300-425 ENWLSD v1.1 is a 90-minute, ~55-65 question Pearson VUE exam that costs $300 USD and validates enterprise wireless design across four domains: Wireless Site Survey (25%), Wired and Wireless Infrastructure (30%), Mobility (25%), and WLAN High Availability (20%). Topics include predictive surveys with Ekahau/Hamina, Catalyst 9800 controllers, Catalyst 9136/9166 Wi-Fi 6E APs, AI-Enhanced RRM in Catalyst Center, Cisco Spaces with Hyperlocation/AoA, mobility tunnels over UDP 16666/16667, HA SSO with RP+RMI, N+1 vs N+N+1, and Embedded Wireless Controller. Cisco does not publish the cut score and the credential is valid for 3 years as a CCNP Enterprise concentration exam.

Sample Cisco ENWLSD 300-425 Practice Questions

Try these sample questions to test your Cisco ENWLSD 300-425 exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which type of site survey relies on a calibrated floor plan with assigned wall materials and AP propagation models, with no on-site RF measurement?
A.Active site survey
B.Passive site survey
C.Predictive site survey
D.Spectrum survey
Explanation: A predictive site survey uses tools like Ekahau AI Pro or Hamina to model RF propagation against an imported floor plan with assigned wall attenuation values and AP antenna patterns. No physical measurement is taken; the software simulates coverage and proposes AP placement.
2During a predictive site survey, which input has the largest impact on the accuracy of the simulated heatmap?
A.Selecting the controller model in the project file
B.Assigning correct wall materials and attenuation values to every wall on the floor plan
C.Color theme used to render the heatmap
D.Number of SSIDs configured in the simulation
Explanation: Predictive tools simulate RF using assigned wall attenuation. If a drywall wall is mistakenly labeled as concrete (or vice versa), the entire heatmap shifts. Calibrating wall materials and verifying them on a real wall when possible is the single most important accuracy step.
3Which approximate one-way attenuation at 5 GHz best matches a typical interior drywall partition with metal studs?
A.0-1 dB
B.3-4 dB
C.12-15 dB
D.25-30 dB
Explanation: Interior drywall on metal studs typically attenuates a 5 GHz signal by roughly 3-4 dB per wall. This is a common default in Ekahau/Hamina libraries and is the value Cisco design references use for interior office partitions.
4A retail customer needs voice-grade Wi-Fi across an open warehouse. Which design RSSI target on the 5 GHz band should you specify in the requirements?
A.-80 dBm or worse
B.-72 dBm
C.-67 dBm or stronger with SNR >= 25 dB
D.-50 dBm everywhere
Explanation: Cisco voice-over-WLAN guidance recommends -67 dBm or stronger with SNR of at least 25 dB and packet loss under 1%. Designing to -67 dBm gives headroom for client device variance and movement.
5Which deliverable BEST defines the success criteria for a Layer 1 (spectrum) site survey?
A.RSSI heatmap of every SSID
B.List of non-Wi-Fi interferers, their channels, and duty cycles
C.Roaming events captured during a walk test
D.Predicted AP placement with cell sizing
Explanation: A Layer 1 survey uses a spectrum analyzer (Cisco CleanAir, MetaGeek Chanalyzer) to identify physical-layer interferers such as microwaves, Bluetooth, video bridges, and jammers. The output is a list of devices with channel and duty cycle so you can plan around them.
6When validating a deployed wireless network with a post-deployment site survey, which combination of measurements is MOST representative of the user experience?
A.Predictive heatmap only
B.Passive RSSI plus active throughput/iperf and roaming validation
C.Wired switch port utilization at every AP
D.Controller CPU and memory graphs
Explanation: Post-deployment validation pairs a passive walk to record actual RSSI/SNR/CCI with active throughput and roaming tests using a real client. Together they confirm both coverage and the application performance the user will experience.
7A predictive design tool reports a primary AP coverage of -65 dBm with a secondary AP at -75 dBm at every point. What roaming behavior should this produce for an 802.11k/v capable client?
A.Sticky-client behavior because no secondary is visible
B.Smooth roaming with at least one alternate AP available everywhere
C.Constant deauthentication storms
D.DHCP leases will not refresh
Explanation: Cisco voice/roaming design calls for cell overlap so a secondary AP is heard at -75 dBm or stronger wherever the primary is at -67 dBm. With 802.11k/v the client receives a neighbor list and can roam to that secondary cleanly before the primary becomes unusable.
8Which document collected during the requirements phase MOST directly drives 2.4 GHz vs 5 GHz vs 6 GHz radio policy on the design?
A.Cabling schedule
B.Client device inventory listing supported bands and chipsets
C.Wired switch model list
D.Building electrical drawings
Explanation: If the device inventory contains many 2.4 GHz-only IoT devices (legacy scanners, sensors), you cannot disable 2.4 GHz. If devices are Wi-Fi 6E/Wi-Fi 7 capable, you can plan a 6 GHz primary. Knowing which clients exist drives band policy.
9While performing a predictive survey for a hospital, you must model an MRI room. Which approach is correct?
A.Treat MRI walls as standard drywall
B.Model the MRI room as Faraday-cage-like RF-isolated space, often with no AP and very high attenuation walls
C.Place a high-gain directional AP inside the MRI bore
D.Disable spectrum analysis in that area
Explanation: MRI rooms are RF shielded for medical reasons; treat the walls as effectively opaque to Wi-Fi (very high attenuation) and do not plan to provide coverage inside the magnet room from an outside AP. APs are not installed in the bore room itself.
10For an outdoor campus survey with a long open quad, which AP characteristic should be prioritized in the design?
A.Internal-omni indoor AP rated IP20
B.Outdoor-rated AP (e.g., Catalyst 9124AX) with appropriate antenna and IP67 enclosure
C.Embedded Wireless Controller model with no APs
D.Aironet AIR-AP1815i rated for plenum
Explanation: Outdoor coverage requires outdoor-rated APs such as the Catalyst 9124AX with weatherproof enclosure (IP67), surge protection, and the right directional or omni antennas for the area. Indoor APs are not designed for outdoor temperature, moisture, or UV exposure.

About the Cisco ENWLSD 300-425 Exam

The Cisco 300-425 ENWLSD (Designing Cisco Enterprise Wireless Networks) v1.1 exam validates a candidate's ability to design enterprise wireless networks including site survey workflows, Catalyst 9800 controller and AP infrastructure, AI-Enhanced RRM in Catalyst Center, Cisco Spaces location services, client and controller mobility, and WLAN high availability. It is one of the concentration exams that, paired with the Cisco 350-401 ENCOR core exam, earns the CCNP Enterprise certification.

Assessment

Approximately 55-65 multiple-choice and scenario items in the official 90-minute exam covering Wireless Site Survey (25%), Wired and Wireless Infrastructure (30%), Mobility (25%), and WLAN High Availability (20%)

Time Limit

90 minutes

Passing Score

Cisco does not publish the cut score (commonly cited 750-825 / 1000)

Exam Fee

$300 USD (Cisco / Pearson VUE)

Cisco ENWLSD 300-425 Exam Content Outline

25%

Wireless Site Survey

Design requirements/constraints, building material attenuation (drywall, brick, CMU, concrete with rebar), Layer 1 spectrum survey (CleanAir / Chanalyzer / Spectrum Analyzer), predictive surveys with Ekahau AI Pro and Hamina, post-deployment passive/active validation, voice/video RSSI/SNR targets, capacity vs coverage planning, DFS impact on voice WLANs

30%

Wired and Wireless Infrastructure

Physical AP design (PoE+/UPOE+ for Catalyst 9136/9166, 802.3bt, TIA-568 100 m, grounding for outdoor), Catalyst 9800 platforms (9800-L/40/80/CL) and Embedded Wireless Controller, licensing, AI-Enhanced RRM in Catalyst Center (DCA/TPC/RX-SOP/CHDM/FRA), RF/Radio profiles and 9800 RF/Site/Policy tags, design for data/voice+video/location with Cisco Spaces (Hyperlocation/AoA ~1 m accuracy), high-density auditorium, mesh (RAP/MAP, Ethernet bridging, WGB)

25%

Mobility

Mobility groups vs mobility lists, intra-controller and inter-controller L2/L3 roams, anchor/foreign for guest design, anchor priority/redundancy, mobility tunnels over UDP 16666 (control) and 16667 (data), 802.11r Adaptive Fast Transition, 802.11k Neighbor Reports, 802.11v BSS Transition, PMF, validating peers with show wireless mobility summary

20%

WLAN High Availability

Catalyst 9800 HA SSO with RP + RMI, LAG/LACP uplinks, AP HA prioritization (Primary/Secondary/Tertiary, AP Fallback), N+1 vs N+N+1 controller redundancy, HA SSO failover behavior, Embedded Wireless Controller on Catalyst 9300/9124, FlexConnect Standalone mode and Local EAP for branch survivability

How to Pass the Cisco ENWLSD 300-425 Exam

What You Need to Know

  • Passing score: Cisco does not publish the cut score (commonly cited 750-825 / 1000)
  • Assessment: Approximately 55-65 multiple-choice and scenario items in the official 90-minute exam covering Wireless Site Survey (25%), Wired and Wireless Infrastructure (30%), Mobility (25%), and WLAN High Availability (20%)
  • Time limit: 90 minutes
  • Exam fee: $300 USD

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

Cisco ENWLSD 300-425 Study Tips from Top Performers

1Memorize the four weighted domains and aim for proportional study time: Site Survey 25%, Infrastructure 30%, Mobility 25%, HA 20%
2Lab Catalyst 9800-CL HA SSO with RP+RMI in a virtual environment - the design rules around L2 adjacency, identical IOS XE versions, and bounded latency show up repeatedly
3Memorize mobility tunnel ports (UDP 16666 control, 16667 data) and what differentiates a mobility group from a mobility list/domain
4Know the AP Primary/Secondary/Tertiary failover model on the 9800 and how AP Fallback interacts with N+1 designs versus HA SSO
5Practice predictive surveys in Ekahau AI Pro or Hamina; understand how wall material attenuation values (drywall ~3-4 dB, CMU ~12-15 dB, concrete with rebar ~20-30 dB at 5 GHz) shape the heatmap
6Master AI-Enhanced RRM components (DCA, TPC, RX-SOP, CHDM, FRA) and how Catalyst Center's AI Cloud differs from on-box RRM

Frequently Asked Questions

What is the Cisco 300-425 ENWLSD exam?

The Cisco 300-425 ENWLSD (Designing Cisco Enterprise Wireless Networks) v1.1 is a 90-minute Pearson VUE exam that validates wireless network design skills. It is a CCNP Enterprise concentration exam that, combined with the 350-401 ENCOR core exam, earns the CCNP Enterprise certification. Topics include site survey, Catalyst 9800 controllers, Wi-Fi 6E APs, AI-Enhanced RRM, Cisco Spaces, mobility, and high availability.

How many questions are on the 300-425 ENWLSD exam and how long is it?

The exam runs 90 minutes and contains approximately 55-65 questions. Items include multiple-choice, multiple-response, drag-and-drop, and scenario-based design questions. Cisco does not publicly publish the exact question count or the official passing cut score; community references cite a passing score in the 750-825 / 1000 range.

How much does the Cisco 300-425 exam cost?

The 300-425 exam costs $300 USD per attempt and is delivered through Pearson VUE either at a testing center or via online proctoring. Cisco's standard retake policy applies a 5-day wait after a failed attempt before scheduling another, with the full retake fee.

What domains does the 300-425 ENWLSD v1.1 cover?

ENWLSD v1.1 covers four weighted domains: Wireless Site Survey (25%), Wired and Wireless Infrastructure (30%), Mobility (25%), and WLAN High Availability (20%). Within these, expect predictive site surveys with Ekahau/Hamina, Catalyst 9800/9166 design, AI-Enhanced RRM in Catalyst Center, Cisco Spaces with Hyperlocation, mobility tunnels (UDP 16666/16667), and 9800 HA SSO with RP+RMI.

How long is the CCNP Enterprise certification valid after passing 300-425?

CCNP Enterprise (and the underlying ENWLSD concentration certificate) is valid for 3 years from the issue date. Recertification requires passing a current CCNP/CCIE exam, an Expert-level exam, or earning Continuing Education credits before expiration.

Do I need to pass the ENCOR core exam first?

There is no required order; many candidates take ENCOR (350-401) first because it is the core, but you can attempt 300-425 ENWLSD on its own. To earn CCNP Enterprise you must pass ENCOR plus one concentration exam such as ENWLSD, ENWLSI, ENARSI, or ENSDWI.

How should I prepare for the 300-425 ENWLSD exam?

Recommended preparation: study Cisco's official ENWLSD v1.1 exam topics on the Cisco Learning Network, work through the Cisco Designing Cisco Enterprise Wireless Networks course, review Catalyst 9800 and Catalyst 9166 documentation, practice predictive surveys in Ekahau or Hamina, lab-build HA SSO and mobility groups on 9800-CL, and use this 100-question free practice test to identify weak domains.