Wireless LAN Wireless LAN for System Engineers (WLANSE): 642-577 Exam
"Wireless LAN Wireless LAN for System Engineers (WLANSE)", also known as 642-577 exam, is a Cisco Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 110 Q&As to your 642-577 Exam preparation. In the 642-577 exam resources, you will cover every field and category in Wireless LAN Certification helping to ready you for your successful Cisco Certification.
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- Exam Code: 642-577
- Exam Name: Wireless LAN Wireless LAN for System Engineers (WLANSE)
- Certification Provider: Cisco
- Corresponding Certification: Wireless LAN
- Updated: Sep 07, 2026
- No. of Questions: 110 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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Cisco 642-577 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: WLAN Architecture and Topologies | 25% | - Wireless bridges and point-to-point links - Wireless controllers and mobility groups - Autonomous vs lightweight AP deployment - WLAN service sets: BSS, ESS, IBSS |
| Topic 2: Radio Frequency and 802.11 Standards | 20% | - IEEE 802.11 a/b/g/n standards - RF fundamentals and characteristics - Antenna types, gain, and propagation - Regulatory domains and frequency bands |
| Topic 3: WLAN Management and Troubleshooting | 15% | - Wireless network monitoring tools - Controller and AP configuration verification - Common connectivity and performance issues - Firmware updates and software maintenance |
| Topic 4: WLAN Design and Site Survey | 25% | - High availability and redundancy design - Site survey methodology and tools - Coverage planning and capacity design - Channel planning and interference mitigation |
| Topic 5: WLAN Security | 15% | - Guest access and segmentation - Authentication methods: WEP, WPA, WPA2, 802.1X - Encryption and key management - Rogue AP detection and mitigation |
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