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Updated: Aug 28, 2026
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High level topics covered by our practice test
This Web Simulator is for Cisco network administrators that are ready to start building Network infrastructure and would like to take the 200-355 certification exam. Using the Web Simulator will provide you with training knowledge of Radio Frequency (RF) and 802.11 technology essentials along with installing, configuring, monitoring, and basic troubleshooting tasks needed to support Small Medium Business and Enterprise wireless networks.
Reference: http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/wifund.html
Cisco 200-355 Exam Topics:
| Section | Weight | Objectives |
|---|---|---|
| Site Survey Process | 9% | 1 Describe site survey methodologies and their purpose a) Offsite (predictive / plan) b) Onsite b (i) Predeployment (AP on a stick) b (ii) Post deployment (validation) 2 Describe passive and active site surveys 3 Identify proper application of site survey tools a) Spectrum analyzer b) Site surveying software 4 Describe the requirements of client real-time and non-real-time applications |
| 802.11 Technology Fundamentals | 13% | 1 Describe basic Wi-Fi governance a) Describe regional regulatory bodies (such as, FCC / ETSI/ NTT) b) IEEE 802.11 c)Wi-Fi Alliance 2 Describe usable channel and power combination a) Regional EIRP limitation examples b) ISM, UNII frequency bands c) Describe RRM fundamental(s) 3 Describe 802.11 fundamentals a) Modulation techniques b) Channel width c)MIMO / MU-MIMO c (i) MRC c (ii) Beam forming c (iii) Spatial streams d) Wireless topologies d (i) IBSS d (ii) BSS d (iii) ESS e) Frame types e (i) Management e (ii) Control e (iii) Data |
| Operating a Wireless Network | 20% | 1 Execute initial setup procedures Cisco wireless infrastructures a) Cloud b) Converged c) Centralized d) Autonomous 2 Describe the Cisco implementation of the CAPWAP discovery and join process a) DHCP b) DNS c) Master-controller d) Primary-secondary-tertiary 3 Distinguish different lightweight AP modes 4 Describe and configure the components of a wireless LAN access for client connectivity using GUI only 5 Identify wireless network and client management and configuration platform options a) Controller GUI and CLI b) Prime infrastructure c) Dashboard d)ISE 6 Maintain wireless network a) Perform controller configuration backups b) Perform code updates on controller, APs, and converged access switches b (i) AireOS: boot loader (FUS), image b (ii) IOS-XE: bundle, unbundle b (iii) Autonomous |
| Performing Client Connectivity Troubleshooting | 13% | 1 Validating WLAN configuration settings at the infrastructure side a) Security settings b)SSID settings 2 Validating AP infrastructure settings a) Port level configuration b) Power source c) AP and antenna orientation and position 3 Validate client settings a)SSID b) Security c) Device driver version 4 Employ appropriate controller tools to assist troubleshooting a) GUI logs b) CLI show commands c) Monitor pages c (i) CleanAir (controller GUI) 5 Identify appropriate third-party tools to assist troubleshooting a) OS-based Client utilities b)Wi-Fi scanners c)RF mapping tool |
| Configuration of Client Connectivity | 16% | 1 Identify authentication mechanisms a)LDAP, RADIUS, local authentication, WebAuth, 802.1X,PSK 2 Configuring WLAN authentication mechanisms on the controller a)WebAuth, 802.1X, PSK b)TKIP deprecation 3 Configure client connectivity in different operating systems a) Android, MacOS, iOS, Windows 4 Describe roaming a) Layer 2 and Layer 3 b)Intracontroller and intercontroller c) Centralized mobility d) Converged mobility 5 Describe wireless guest networking a) Anchor controller b) Foreign controller |
| Implementing a Wireless Network | 16% | 1 Describe the various Cisco wireless architectures a) Cloud b) Autonomous c) Split MAC c (i) FlexConnect c (ii) Centralized c (iii) Converged 2 Describe physical infrastructure connections a) Wired infrastructures (AP, WLC, access/trunk ports, LAG) 3 Describe AP and WLC management access connections a) Management connections (Telnet, SSH, HTTP, HTTPS, console) b) IP addressing: IPv4 / IPv6 c) Management via wireless |
| RF Fundamentals | 13% | 1 Describe the propagation of radio waves a) Frequency, amplitude, phase, wavelength (characteristics) b) Absorption, reflection, diffraction, scattering, refraction, fading, free space path loss, multipath 2 Interpret RF signal measurements a) Signal strength (RSSI, Transmit power, receive sensitivity) b) Differentiate interference vs. noise c) Device capabilities (smartphones, laptops, tablets) d) Define SNR 3 Explain the principles of RF mathematics a) Compute dBm, mW, Law of 3s and 10s, 4 Describe Wi-Fi antenna characteristics a) Ability to read a radiation pattern chart b) Antenna types and uses c)dBi, dBd, EIRP |
Cisco 200-355 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Implementing Cisco Wireless Network Fundamentals (WIFUND) |
| Exam Number: | 200-355 WIFUND |
| Real Exam Qty: | 55-65 (approx.) |
| Exam Format: | Multiple answer, Multiple choice |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 300 (varies by region) |
| Related Certifications: | CCNA Wireless |
| Certificate Validity Period: | 3 years (historical Cisco certification policy; exam is now retired) |
| Available Languages: | English |
| Recommended Training: | Cisco Official Training Cisco Learning Network |
| Exam Registration: | Cisco Certification & Exams Pearson VUE Cisco Exams |
| Sample Questions: | Cisco 200-355 Sample Questions |
| Exam Way: | Computer-based exam delivered at Pearson VUE test centers or online proctoring (historically) |
| Pre Condition: | No formal prerequisites; basic networking knowledge recommended |
| Official Syllabus URL: | https://www.cisco.com/c/en/us/training-events/training-certifications/exams.html |
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