Download Cisco : 642-577 Questions & Answers as PDF & Test Software
Updated: Aug 29, 2026
No. of Questions: 110 Questions & Answers with Testing Engine
Download Limit: Unlimited
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Cisco 642-577 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Wireless LAN for System Engineers (WLANSE) |
| Exam Number: | 642-577 |
| Available Languages: | English |
| Exam Format: | Multiple choice, Simulation / scenario-based questions |
| Certificate Validity Period: | 3 years (Cisco certification validity; exam itself is retired) |
| Related Certifications: | CCNA Wireless CCNP Wireless |
| Recommended Training: | Cisco Learning Network |
| Exam Registration: | Pearson VUE Cisco Exams Cisco Certification Registration |
| Sample Questions: | Cisco 642-577 Sample Questions |
| Exam Way: | Proctored exam via Pearson VUE testing centers or online proctoring (historically) |
| Pre Condition: | Recommended prior knowledge of CCNA-level networking concepts and basic wireless networking fundamentals. |
| Official Syllabus URL: | https://www.cisco.com |
Cisco 642-577 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Wireless LAN Fundamentals | - RF fundamentals and propagation - 802.11 standards overview |
| Cisco Wireless LAN Architecture | - Wireless LAN Controllers (WLC) - Lightweight Access Point protocol (CAPWAP) |
| Wireless Site Survey and Design | - Site survey methodologies - Coverage planning and capacity design |
| Wireless Security | - WPA/WPA2 authentication mechanisms - 802.1X and RADIUS integration |
| Deployment and Troubleshooting | - Wireless network deployment best practices - Troubleshooting connectivity and performance issues |
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