Certification exams change, and study material has to keep up. The 642-681 (Cisco Advanced Wireless LAN for System Engineers) question bank at Actual4Exams is reviewed continuously and comes with 365 days of free updates, so your 2026 preparation always reflects the current exam.
Cisco 642-681 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Advanced Wireless LAN for System Engineers (AWLANSE) |
| Exam Number: | 642-681 |
| Available Languages: | English |
| Passing Score: | Approx 750 / 850 scaled or 70-80% |
| Real Exam Qty: | 90-93 |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple Choice Single Answer, Multiple Choice Multiple Answer |
| Exam Duration: | 90 minutes |
| Related Certifications: | Cisco Wireless LAN Specialization CCNP Wireless |
| Exam Price: | Retired; original ~$150 USD |
| Recommended Training: | Cisco Training: Advanced Wireless LAN for System Engineers |
| Exam Registration: | Pearson VUE (legacy) |
| Sample Questions: |  |
| Exam Way: | Computer-based, onsite at Pearson VUE / Prometric centers; RETIRED since approx 2014-2015 |
| Pre Condition: | Recommended: Basic knowledge of Cisco wireless solutions; no formal prerequisite exam |
| Official Syllabus URL: | https://www.cisco.com (Retired exam page) |
Cisco 642-681 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Mobility & Roaming | 12% | - Fast Secure Roaming - Layer 2 & Layer 3 roaming - Mobility groups & domains |
| Topic 2: WLAN Design & Site Survey | 17% | - Channel & power assignment - Site survey methodology - Interference analysis - Coverage vs capacity planning |
| Topic 3: WLAN Configuration & Deployment | 17% | - Guest access configuration - AP registration & group management - WLC initial setup & management - SSID & VLAN mapping |
| Topic 4: WLAN Security | 16% | - Encryption (WPA2, WEP, TKIP/AES) - RADIUS integration - Security best practices - Authentication methods (802.1X, PSK) |
| Topic 5: Monitoring & Troubleshooting | 4% | - Controller monitoring tools - Client connectivity issues - RF & performance troubleshooting |
| Topic 6: Cisco Unified Wireless Architecture | 18% | - Wireless LAN Controllers (WLC) - Control and Provisioning of Wireless Access Points (CAPWAP) - Split-MAC architecture - Lightweight Access Points (LAP) |
| Topic 7: WLAN Fundamentals & RF Technologies | 16% | - IEEE 802.11 a/b/g/n standards - RF principles, frequency bands & channels - Regulatory domains - Antenna types & coverage |
Cisco Advanced Wireless LAN for System Engineers (642-681) — Questions Candidates Actually Ask
The 642-681 exam, officially known as Cisco Advanced Wireless LAN for System Engineers, is the Cisco test that leads to the Cisco Wireless LAN System Engineer Specialist certification at the Specialist / Professional level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as CCNP Wireless, Cisco Wireless LAN Specialization.
The 642-681 exam contains 90-93 questions, and you have 90 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 642-681 exam is Approx 750 / 850 scaled or 70-80%, and the official registration fee is Retired; original ~$150 USD. If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Recommended: Basic knowledge of Cisco wireless solutions; no formal prerequisite exam
Entry requirements can change, so confirm the latest conditions on the official exam page: https://www.cisco.com (Retired exam page).
You can book the 642-681 exam through the official registration channels below:
Exam delivery: Computer-based, onsite at Pearson VUE / Prometric centers; RETIRED since approx 2014-2015. Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Cisco recommends the following training options for Cisco Advanced Wireless LAN for System Engineers candidates:
Pair any course with the 93 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Cisco Advanced Wireless LAN for System Engineers questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 642-681 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official Cisco Advanced Wireless LAN for System Engineers outline is organized into 7 domains. The first three are:
- WLAN Configuration & Deployment — 17% of the exam
- Cisco Unified Wireless Architecture — 18% of the exam
- WLAN Design & Site Survey — 17% of the exam
See the complete exam topics section above for the full outline and the weighting of every domain.
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