Exam Overview

The 300-120 WLSI exam is Cisco’s professional-level concentration exam for advanced wireless implementation specialists.

• Exam Code: 300-120 WLSI
• Level: Professional concentration
• Duration: 90 minutes
• Passing Score: Not officially disclosed by Cisco (commonly estimated at ~825 out of 1000).
• Number of Questions: Not officially disclosed by Cisco.

Exam Structure

The 300-120 WLSI exam uses Cisco’s proctored certification-exam format to assess knowledge and applied judgment across FlexConnect, QoS, multicast, location services, secure client connectivity, monitoring, and device hardening.

• Question Types: Not officially disclosed by Cisco.
• Number of Questions: Not officially disclosed by Cisco.
• Hands-On or Performance-Based Items: Cisco does not officially disclose the item mix for this exam.

Exam Policies

Before completing WLSI exam registration, review Cisco and Pearson VUE rules for appointment changes, identification, testing, and retakes.

• Rescheduling: Online Proctored exams can be rescheduled up to 30 minutes before check-in. Test Center exams can be rescheduled up to 48 hours before the scheduled appointment.
• Cancellation: Online Proctored exams can be cancelled up to 30 minutes before check-in. Test Center exams can be cancelled up to 48 hours before the scheduled appointment.
• Retake Policy: After failing the WLSI exam, wait five calendar days, beginning the day after the failed attempt, before retesting for the same exam.
• Retake Fee: Each new attempt requires the full WLSI exam fee unless an applicable Cisco offer or voucher explicitly covers another attempt.

Certification Validity and Renewal Options

Passing the 300-120 WLSI exam earns the Cisco Certified Specialist – Wireless Advanced Solutions credential, which follows Cisco’s standard certification lifecycle.

• Validity: The Cisco Certified Specialist – Wireless Advanced Solutions certification is active for three years from the date earned.
• Renewal Options: Recertify during the active period by completing an eligible Cisco exam path or earning 40 Continuing Education credits for a Specialist certification. Completing higher-level requirements may also renew active lower-level credentials under Cisco policy.

Exam Fee

• Base Fee: The 300-120 WLSI WLSI exam fee is USD 300 before applicable taxes.Candidates may also redeem eligible Cisco Learning Credits during scheduling.
• Taxes: Local VAT, GST, or similar charges may apply, so the final WLSI certification cost depends on the country and billing location.
• Example (India): Candidates in India are subject to 18% GST, bringing the total exam fee to USD 354 (USD 300 + USD 54 GST).

Prerequisites

Before attempting the 300-120 WLSI exam, candidates should consider the following preparation guidance:

• There are no formal prerequisites for the exam.
• A working knowledge of enterprise WLAN deployment and Cisco wireless infrastructure is recommended.
• Hands-on experience with controllers, ISE, Cisco Catalyst Center, FlexConnect, QoS, multicast, and wireless security is strongly recommended.

Exam Topics

The official WLSI syllabus is organized into the following weighted domains:

• FlexConnect – 15%: Deploy switching and operating modes, groups, roaming, split tunneling, fault tolerance, VLAN-based central switching, Flex ACLs, image upgrades, and OfficeExtend.
• QoS and Multicast – 20%: Implement wireless QoS, wired-to-wireless mappings, AVC, multicast components, mDNS, Multicast Direct, and WLAN multicast behavior.
• Location and Advanced Location Services – 20%: Deploy Cisco Spaces and CMX capabilities, tracking, analytics, presence, portals, connectors, wIPS, and location troubleshooting.
• Security for Wireless Client Connectivity – 20%: Configure profiling, BYOD, guest access, CWA, LWA, supplicant and certificate provisioning, client security, and identity-based networking.
• Monitoring – 15%: Use WLC, Cisco Catalyst Center, and ISE to manage alarms, rogues, RF interferers, reports, and client-connectivity troubleshooting.
• Device Hardening – 10%: Implement RADIUS, TACACS+, access-point authentication, 802.1X, and control-plane ACLs on the controller.

Intended Audience

The 300-120 WLSI exam is designed for experienced professionals working with enterprise wireless technologies, including:

• Wireless Engineers
• Network Engineers
• Wireless Implementation Engineers
• Network Administrators
• Systems Engineers
• Wireless Consultants
• Technical Solutions Architects

Career Opportunities

Passing the 300-120 WLSI exam supports advancement into specialized wireless roles such as:

• Senior Wireless Engineer
• Wireless Implementation Engineer
• Wireless Security Engineer
• Network Consulting Engineer
• Wireless Operations Engineer
• Enterprise Network Engineer

Average Salary (Approximate)

Approximate wireless-engineering salary ranges vary by experience, employer, location, job role, and industry.

• United States: approximately $103,000–$168,000 USD per year
• India: approximately ₹4,47,000–₹11,90,000 INR per year
• United Kingdom: approximately £38,900–£61,500 GBP per year
• UAE: approximately AED 72,000–AED 156,000 per year

Exam Delivery Options

As part of WLSI exam registration, select an exam-delivery option offered for your location and appointment:

• Pearson VUE Test Center – Take the exam at an authorized Pearson VUE testing center.
• Online Proctored Exam (OnVUE) – Take the exam remotely under live online supervision where Cisco makes this delivery option available.
• Online Exam Rules: Use a compatible computer with a webcam, microphone, stable internet connection, and a private testing environment. A valid government-issued photo ID is required for identity verification.
• Test Center Rules: Arrive at least 15 minutes before the appointment and present acceptable identification. Personal belongings, phones, smart devices, notes, and other prohibited items must be stored as directed by test-center staff.

Exam Registration

Follow these steps to complete WLSI exam registration:

• Visit the official registration portal: Pearson VUE – Cisco https://www.pearsonvue.com/us/en/cisco.html
• Sign in with the Cisco account connected to your certification profile and select an available delivery method.
• Choose an available date, time, and test center or online appointment.
• Review the final WLSI exam fee, applicable taxes, appointment policies, and then confirm payment.

After Passing the Exam

After passing the 300-120 WLSI exam, use Cisco’s certification tracking system to verify the credential:

• Cisco reports the result as pass or fail, and the result is generally available online within 48 hours.
• Log in to Cisco CertMetrics to view your certification status: https://cp.certmetrics.com/cisco/en/login
• Open the Certifications section to access your credential details and available digital certificate.

Why the 300-120 WLSI Exam Is Worth It

• Earn the Cisco Certified Specialist – Wireless Advanced Solutions credential
• Validate current, job-relevant expertise across FlexConnect, QoS, multicast, location services, secure client connectivity, monitoring, and device hardening
• Apply the exam toward the CCNP Wireless concentration exam
• Strengthen career credibility while making the WLSI certification cost a focused investment in advanced wireless skills