Wireless - Mobility Knowledge Base

ResolutionFor more information, refer to the Troubleshooting section of the Cisco Aironet Base Station Hardware Installation Guide.Problem TypeNo connectivity

Core IssueWhen the Java Cryptography Extension (JCE) certificate expires, key CiscoWorks Wireless LAN Solution Engine (WLSE) functions are unavailable until the patch is installed. This includes High Availability (HA), configuration, and Cisco Access...

ResolutionThe root bridge is an Cisco Aironet bridge that is located at the top, or starting point, of a wireless infrastructure topology. The root bridge is usually connected to the main wired backbone LAN. Since the radio traffic from the other bri...

ResolutionTo enable Multicast on 4100 Airespace WLAN controllers using the Command Line Interface (CLI), perform these steps:Log in into the controller.     In configuration mode, type config.     Issue the network multicast enable command.     Refer...

ResolutionFor information on using DHCP with a base station, refer to the section on "DHCP Support" in the overview of Cisco Aironet Base Station.Problem TypeConfigure / Configuration issuesProductsBase StationIP Address AssignmentDynamic addressing ...

Core IssueNeed asssistance locating the base station's default settings.ResolutionFor information on finding the default settings for the base station, refer to the Base Station Reset section of the Base Station Hardware Installation Guide.Problem Ty...

ResolutionIf you store traced packets in a log file, refer to the Packets Stored in a Log File section of Cisco Aironet 1200 Series Diagnostics and Troubleshooting.If you do not store traced packets, you can view the packets in real time on the Acces...

ResolutionMany factors prevents the successful transmission and reception of  wireless packets. With most common reason being interference and noise  carrier busy test is used to check the radio activity on 802.11 channels in the range of the device....

ResolutionAccess Point(AP) can perform the functions of a Wireless Bridge and a AP at the same time, provided the AP is a dual band AP (1200, 1230, and 1240AG series) and supports the AP Link Role Flexibility feature. This feature allows AP's with tw...

Core IssueWhen installing the client adapter on a machine running Linux, it does not find the airo.o module. You will get this message if the airo.o file cannot be found in the modules directory.ResolutionWhile the name of the module is actually "air...

Core IssueThe base station is designed to prevent Telnet or browser connections for security reasons.ResolutionYou can't  telnet into the Base Station using Public  IP address i.e IP address provided by the ISP  for security reasons. But you can ping...

Core IssueWireless bridges can have intermittent connectivity losses and poor throughput if the RF antennas are not correctly aligned.ResolutionAntenna alignment directly relates to the proper Line of Sight (LoS) between the two wireless bridges. Whe...

Core IssueWireless Control System (WCS) will not recognize Wireless Location Appliance (WLA) if the Wireless Location Appliance is configured incorrectly.ResolutionIn order to solve this issue:Verify that the location appliance is powered on (the pow...

Core IssueYou can lose synchronization between LOC and WCS after the upgrade to version 2.0.42.0. Some LOC server services stop responding.The symptoms are seen when checking the LOC server status using one of these commands:/opt/locserver/bin/getser...

Core IssueThis error message appears when both the Extensible Authentication Protocol Transport Layer Security (EAP-TLS) machine authentication and the user authentication on the client utility are enabled, but the client utility does not start user ...