Netgear WC7500 - ProSAFE® Wireless Controller User Manual

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Troubleshooting and Diagnostics 
366
ProSAFE Wireless Controller 
Resolve Connection Problems
If the Power LED of an access point blinks amber, the access point lost its connection to the 
wireless controller. In this situation, check the network connectivity between the access point 
and the wireless controller.
When an access point is converted from standalone AP mode to managed AP mode, its 
static IP address is changed to an IP address that a DHCP server issues, either a DHCP 
server in the network or a DHCP server that is configured on the wireless controller. This 
change occurs to ensure that each managed access point is assigned a unique IP address.
If the network does not include a DHCP server or if the access point cannot reach the DHCP 
server, the access point remains in the Connecting state, attempting to obtain an IP address. 
If the network does not include a DHCP server, configure one on the wireless controller (see 
access point can transition from the Connecting state to the Connected state.
If you assign a static IP address to the wireless controller and then use the web management 
interface of a discovered access point to configure a static IP address for the access point 
and enter the wireless controller’s static IP address, the access point attempts to reach the 
wireless controller only at the provided static IP address. If the IP address of the wireless 
controller changes, the access point can no longer reach the wireless controller. In such a 
situation, reset the access point to factory default settings. Doing so removes the static IP 
address of the wireless controller from the access point configuration.
Network Performance and Rogue Access Point Detection
When rogue access point detection is enabled, access points intermittently go off channel for 
short periods, which can affect network performance. The default rogue access point 
detection interval is 30 minutes. This interval is not configurable.
Use the Diagnostic Tools on the Wireless Controller
As part of the diagnostic functions on the wireless controller, you can ping a managed access 
point from the wireless controller and trace its route from the wireless controller. You can also 
remotely view the console debug logs of a managed access point and capture its WiFi 
packets in the network.
The following sections describe the diagnostic functions: