FortiAP

Reference This chapter provides some reference information pertaining to wireless networks. FortiAP web-based manager Wireless radio channels WiFi event types FortiAP CLI FortiAP web-based manager FortiAP web-based manager You can access the FortiAP unit’s built-in web-based manager. This is useful to adjust settings that are not available through the FortiGate unit’s WiFi Controller. Logging into […]

Useful debugging commands For a comprehensive list of useful debug options you can use the following help commands on the controller: diagnose wireless-controller wlac help (this command lists the options available that pertain to the wireless controller) diagnose wireless-controller wlwtp help (this command lists the options available that pertain to the AP) Useful debugging commands […]

Packet sniffer Capturing the traffic between the controller and the FortiAP can help you identify most FortiAP and client connection issues. This section describes the following recommended packet sniffing techniques: l CAPWAP packet sniffer l Wireless traffic packet sniffer CAPWAP packet sniffer The first recommended technique consists of sniffing the CAPWAP traffic. Enable plain control […]

General problems Not all WiFi problems are related to signal strength, interference, or misconfiguration. The following OSI model identifies some of the more common issues per layer. Best practices for troubleshooting vary depending on the affected layer (see below). Common sources of wireless issues Best practices for Layer 1 Common physical layer issues include: Weak […]

Connection issues If the client has a connectivity issue that is not due to signal strength, the solution varies by the symptom. Client connection issues If client is unable to connect to FortiAP: Make sure the client’s security and authentication settings match with FortiAP and check the certificates as well. l Try upgrading the Wi-Fi […]

Throughput issues Sometimes communication issues can be caused by low performance. Testing the link You can identify delays or lost packets by sending ping packets from your wireless client. If there is more than 10ms of delay, there may be a problem with your wireless deployment, such as: l a weak transmit signal from the […]

Signal strength issues Poor signal strength is possibly the most common customer complaint. Below you will learn where to begin identifying and troubleshooting poor signal strength, and learn what information you can obtain from the customer to help resolve signal strength issues. Asymmetric power issue Asymmetric power issues are a typical problem. Wireless is two-way […]