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Updated: Oct 27, 2026

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Cisco 642-747 Exam Overview:

Certification Vendor:Cisco
Exam Name:Implementing Cisco Unified Wireless Mobility Services (IUWMS v2.0)
Exam Number:642-747
Related Certifications:Cisco Certified Network Professional Wireless (CCNP Wireless)
Passing Score:Cisco proprietary (scaled score, typically not publicly disclosed)
Exam Price:USD 250 (historical estimate; varies by region)
Exam Duration:90 minutes
Certificate Validity Period:3 years (certification validity; exam itself is retired)
Real Exam Qty:45-65
Exam Format:Multiple response, Simulations (Cisco simlets), Multiple choice
Available Languages:English
Sample Questions:Cisco 642-747 Sample Questions
Exam Way:Computer-based exam delivered at authorized Pearson VUE testing centers or online proctored (availability depends on Cisco policy at time of exam)
Pre Condition:Recommended knowledge of Cisco CCNA Wireless or equivalent networking experience; typically part of CCNP Wireless track
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/642-747-iuwms.html

Cisco 642-747 Exam Syllabus Topics:

SectionObjectives
Topic 1: Wireless Security and Access Control- Authentication and encryption mechanisms
  • 1. WPA/WPA2 enterprise security
    • 2. 802.1X and RADIUS integration
      Topic 2: Wireless Mobility Services- Mobility groups and inter-controller roaming
      • 1. Mobility tunneling and anchoring
        • 2. Layer 2 and Layer 3 roaming behavior
          Topic 3: Guest Access and Policy Enforcement- Guest WLAN configuration and management
          • 1. Web authentication (captive portal)
            • 2. Role-based access control policies
              Topic 4: Cisco Unified Wireless Network Architecture- CUWN components and architecture overview
              • 1. Lightweight Access Point operation
                • 2. Wireless LAN Controller (WLC) roles
                  Topic 5: Troubleshooting and Optimization- Wireless network troubleshooting
                  • 1. Connectivity and roaming issues
                    • 2. Performance tuning and RF optimization
                      Topic 6: Wireless Location and Services- Location tracking and RF services
                      • 1. RF signal measurement and analytics
                        • 2. Client location determination methods

                          Cisco Implementing Cisco Unified Wireless Mobility Services (IUWMS v2.0) Sample Questions:

                          Question #1

                          A customer wants to deploy access points to several remote offices utilizing the HREAP capabilities of a WLC 5508. If the customer wants to do a HREAP group per remote office, what is the maximum number of HREAP groups that can exist?

                          • A. 250
                          • B. 500
                          • C. 25
                          • D. 100
                          Reveal Solution  Discussion  0

                          Correct Answer: D  🗳️

                          Question #2

                          Upon boot, a Mesh AP attempts what two methods of discovering a controller? (Choose two.)

                          • A. If Ethernet is disconnected, it attempts to connect wirelessly using the configured DHCP option.
                          • B. If both Ethernet and wireless are available, it uses Ethernet first. If it cannot then it choose wireless.
                          • C. If both Ethernet and wireless are available, it only attempts discovering via the Ethernet.
                          • D. If only wireless is available and it is configured as a MAP, it does not attempt to connect to a WLC.
                          • E. If Ethernet is disconnected, it attempts to connect wirelessly using AWPP.
                          Reveal Solution  Discussion  0

                          Correct Answer: B,E  🗳️

                          Question #3

                          Which location-tracking solution is most easily implemented with 802.11 Wi-Fi APs and clients?

                          • A. TDoA
                          • B. ToD
                          • C. AoA
                          • D. RSS trilateration
                          Reveal Solution  Discussion  0

                          Correct Answer: D  🗳️

                          Question #4

                          A recently acquired 1550 series AP is unable to join the WLC. The following message is observed on the AP console:
                          AAA Authentication Failure for UserName:CC93.1981.0035 User Type: WLAN USER
                          What action must be taken for the AP to associate with the controller?

                          • A. authenticate the AP to the WLC from the console using an admin account on the WLC
                          • B. add MAC address CC93.1981.0035 to the Security:AAA:AP policy:Authorization List
                          • C. import the APs Self Signed Certificate to the Security:Certificate:LSC tab
                          • D. import the APs Self Signed Certificate to the Security:Certificate:SSC tab
                          • E. add MAC address CC93.1981.0035 to the Security:AAA:MAC Filtering tab
                          Reveal Solution  Discussion  0

                          Correct Answer: B  🗳️

                          Question #5

                          A WLAN was installed at a high AP density. DTPC is lowering the transmit power of many
                          APs too low. What change in DTPC transmit power threshold must be made to allow APs
                          to globally increase AP transmit power by 3dBm?

                          • A. from 70dBm to 67dBm
                          • B. from 70dBm to 73dBm
                          • C. from -70dBm to -73dBm
                          • D. from -70dBm to -67dBm
                          Reveal Solution  Discussion  0

                          Correct Answer: D  🗳️

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